International Morse Sent from my iPhone
> On Nov 20, 2017, at 8:02 PM, [email protected] wrote: > > Send Elecraft mailing list submissions to > [email protected] > > To subscribe or unsubscribe via the World Wide Web, visit > http://mailman.qth.net/mailman/listinfo/elecraft > or, via email, send a message with subject or body 'help' to > [email protected] > > You can reach the person managing the list at > [email protected] > > When replying, please edit your Subject line so it is more specific > than "Re: Contents of Elecraft digest..." > > > Today's Topics: > > 1. Re: O.T. Morse is not dead, at least in the U.S. Navy > (Fred Jensen) > 2. Walwarts - linear supplies (N2TK, Tony) > 3. Re: Walwarts - linear supplies (JT Croteau) > 4. Re: Walwarts - linear supplies (Joe Subich, W4TV) > 5. Re: Digitized IF over IP? (Jim Miller) > 6. Re: Walwarts - linear supplies (Jim Brown) > 7. Re: Digitized IF over IP? (Tom) > 8. Re: Walwarts - linear supplies (N2TK, Tony) > 9. Re: Digitized IF over IP? (Fred Jensen) > 10. Re: Digitized IF over IP? (Jim Miller) > 11. Re: Digitized IF over IP? (Don Wilhelm) > 12. Re: Walwarts - linear supplies (Ron D'Eau Claire) > 13. Re: [KX2] Cannot turn off switch cw tones (Don Wilhelm) > 14. Re: Digitized IF over IP? (Jim Miller) > 15. Re: [KX2] Cannot turn off switch cw tones (Wayne Burdick) > 16. Re: Digitized IF over IP? (tomb18) > 17. Re: Digitized IF over IP? (Richard Ferch) > 18. Re: Digitized IF over IP? (Walter Underwood) > 19. Re: K3 speaker with Remoterig (Rick Tavan) > 20. K1 Fix and Align (Thom) > 21. Re: Digitized IF over IP? (Fred Jensen) > 22. Re: K1 Fix and Align (Don Wilhelm) > 23. Re: Walwarts - linear supplies (Brian Hunt) > 24. Re: Digitized IF over IP? (Jim Miller) > > > ---------------------------------------------------------------------- > > Message: 1 > Date: Mon, 20 Nov 2017 12:33:51 -0800 > From: Fred Jensen <[email protected]> > To: [email protected] > Subject: Re: [Elecraft] O.T. Morse is not dead, at least in the U.S. > Navy > Message-ID: <[email protected]> > Content-Type: text/plain; charset=utf-8; format=flowed > > OK, what's different then from WW2 signal lamp usage?? I thought they > were using a modified lamp with QRQ Morse decoded in some sort of > hardward/software device, or a digital mode. > > 73, > > Fred ["Skip"] K6DGW > Sparks NV DM09dn > Washoe County > >> On 11/19/2017 6:48 PM, dyarnes wrote: >> Fred and All, >> >> I think Morse is exactly what they are using with the signal lamps. The >> article I read about this confirmed that. >> >> Dave W7AQK >> >> >> >> --------------------------------------------- >> >> There was a recent URL posted involving using the venerable signal >> lamps for high speed communications between ships.? I don't think it was >> Morse however. >> >> 73, >> >> Fred ["Skip"] K6DGW >> Sparks NV DM09dn >> Washoe County >> >> ______________________________________________________________ >> Elecraft mailing list >> Home: http://mailman.qth.net/mailman/listinfo/elecraft >> Help: http://mailman.qth.net/mmfaq.htm >> Post: mailto:[email protected] >> >> This list hosted by: http://www.qsl.net >> Please help support this email list: http://www.qsl.net/donate.html >> Message delivered to [email protected] >> >> >> -- >> This message has been scanned by E.F.A. Project and is believed to be clean. >> >> >> > > > > ------------------------------ > > Message: 2 > Date: Mon, 20 Nov 2017 15:37:08 -0500 > From: "N2TK, Tony" <[email protected]> > To: <[email protected]> > Subject: [Elecraft] Walwarts - linear supplies > Message-ID: <[email protected]> > Content-Type: text/plain; charset="us-ascii" > > I believe recently there was talk about noise from walwarts. Jameco > Reliapro offers a line of linear regulated walwarts. They are reasonable in > price and so far noise free. > > They range from 2-24VDC with .2-1A output. > > N2TK, Tony > > > > ------------------------------ > > Message: 3 > Date: Mon, 20 Nov 2017 15:57:08 -0500 > From: JT Croteau <[email protected]> > To: [email protected] > Subject: Re: [Elecraft] Walwarts - linear supplies > Message-ID: > <caervl1sp4tpybfkxt8vtgo2qbsd1eoh+fyvhri-k3cdxfcb...@mail.gmail.com> > Content-Type: text/plain; charset="UTF-8" > > They are nice warts Tony. I have a 1A 12VAC Jameco Reliapro wallwart > for my beverage direction controller. It is extremely clean and noise > free. > > 73 > N1ESE > >> On Mon, Nov 20, 2017 at 3:37 PM, N2TK, Tony <[email protected]> wrote: >> I believe recently there was talk about noise from walwarts. Jameco >> Reliapro offers a line of linear regulated walwarts. They are reasonable in >> price and so far noise free. >> >> They range from 2-24VDC with .2-1A output. >> >> N2TK, Tony >> >> ______________________________________________________________ >> Elecraft mailing list >> Home: http://mailman.qth.net/mailman/listinfo/elecraft >> Help: http://mailman.qth.net/mmfaq.htm >> Post: mailto:[email protected] >> >> This list hosted by: http://www.qsl.net >> Please help support this email list: http://www.qsl.net/donate.html >> Message delivered to [email protected] > > > ------------------------------ > > Message: 4 > Date: Mon, 20 Nov 2017 16:17:02 -0500 > From: "Joe Subich, W4TV" <[email protected]> > To: [email protected] > Subject: Re: [Elecraft] Walwarts - linear supplies > Message-ID: <[email protected]> > Content-Type: text/plain; charset=utf-8; format=flowed > > > All Electroncs (www.allelectronics.com) has analog wall warts of various > voltage/current capability depending on what is available in surplus at > any given time. One may not even need regulated voltage as many devices > contain internal regulators ... > > They presently show 12 V @ 500 mA and 12.5V @ 410 mA units that appear > to be analog for less than $5.00 each in Q=1. > > 73, > > ... Joe, W4TV > > >> On 11/20/2017 3:37 PM, N2TK, Tony wrote: >> I believe recently there was talk about noise from walwarts. Jameco >> Reliapro offers a line of linear regulated walwarts. They are reasonable in >> price and so far noise free. >> >> They range from 2-24VDC with .2-1A output. >> >> N2TK, Tony >> >> ______________________________________________________________ >> Elecraft mailing list >> Home: http://mailman.qth.net/mailman/listinfo/elecraft >> Help: http://mailman.qth.net/mmfaq.htm >> Post: mailto:[email protected] >> >> This list hosted by: http://www.qsl.net >> Please help support this email list: http://www.qsl.net/donate.html >> Message delivered to [email protected] >> > > > ------------------------------ > > Message: 5 > Date: Mon, 20 Nov 2017 16:21:18 -0500 > From: Jim Miller <[email protected]> > To: Tom <[email protected]> > Cc: Elecraft <[email protected]> > Subject: Re: [Elecraft] Digitized IF over IP? > Message-ID: > <cacyen9z_essxtwpiasqa5nbkjdkfx3glb9z-uwawxtgtnzk...@mail.gmail.com> > Content-Type: text/plain; charset="UTF-8" > > Although the IF frequency is 8.215Mhz the bandwidth at that frequency can't > be that much. Wouldn't down converting or sampling then down before down > converting yield a much more reasonable data stream? > > As you suggest further processing before sending over IP to something that > can be reasonably displayed would make sense as well. > > My desire is to not have a PC at the remote station. Something embedded is > fine. > > 73 > > jim ab3cv > > > >> On Mon, Nov 20, 2017 at 2:58 PM, Tom <[email protected]> wrote: >> >> Hi, >> That would be incredibly inefficient if you really want the whole IF. The >> IF output of the K3 is 8.215 MHz so you would have to sample at twice this. >> On the other hand, the original questions was "Has anyone digitized the >> K3S IF and streamed it over an IP connection?" and the answer is yes, many >> people people have. >> However, there is always something sampling the IF at the K3 and then >> providing some sort of processing before hand. >> For example you could hook up an SDRPlay and sample at 2MHz and you will >> then have a maximum bandwidth of 2MHz. That will be perfectly fine. >> However, again, it is not that efficient. What do you want your panadapter >> to display? Your display has a finite number of pixels. Today, the >> highest resolution would be 4K where you have 3840 data points. Why send >> all 4 million data points when you need to display only 3840? Of course >> I'm simplifying this a lot but it's the general idea. >> There are lots of solutions out there. Just look up software defined >> radios and dongles and find some drivers that will stream the data. >> 73 Tom >> va2fsq.com >> >> >> >> -----Original Message----- From: Jim Miller >> Sent: Monday, November 20, 2017 2:32 PM >> To: Tom >> Subject: Re: [Elecraft] Digitized IF over IP? >> >> Remote panadapter >> >> Jim ab3cv >> >> On Nov 20, 2017, at 2:23 PM, Tom <[email protected]> wrote: >> >> Hi, >> The questions is why? What are you trying to achieve? Tom >> va2fsq.com >> >> -----Original Message----- From: Lynn W. Taylor, WB6UUT Sent: Monday, >> November 20, 2017 2:14 PM To: [email protected] Subject: Re: >> [Elecraft] Digitized IF over IP? >> Latency is going to be a huge problem. >> >> 73 -- Lynn >> >>> On 11/20/2017 11:05 AM, Jim Miller wrote: >>> Has anyone digitized the K3s IF and streamed it over an IP connection? >>> 73 >>> Jim ab3cv >>> ______________________________________________________________ >>> Elecraft mailing list >>> Home: http://mailman.qth.net/mailman/listinfo/elecraft >>> Help: http://mailman.qth.net/mmfaq.htm >>> Post: mailto:[email protected] >>> This list hosted by: http://www.qsl.net >>> Please help support this email list: http://www.qsl.net/donate.html >>> Message delivered to [email protected] >>> >> ______________________________________________________________ >> Elecraft mailing list >> Home: http://mailman.qth.net/mailman/listinfo/elecraft >> Help: http://mailman.qth.net/mmfaq.htm >> Post: mailto:[email protected] >> >> This list hosted by: http://www.qsl.net >> Please help support this email list: http://www.qsl.net/donate.html >> Message delivered to [email protected] >> >> --- >> This email has been checked for viruses by Avast antivirus software. >> https://www.avast.com/antivirus >> >> ______________________________________________________________ >> Elecraft mailing list >> Home: http://mailman.qth.net/mailman/listinfo/elecraft >> Help: http://mailman.qth.net/mmfaq.htm >> Post: mailto:[email protected] >> >> This list hosted by: http://www.qsl.net >> Please help support this email list: http://www.qsl.net/donate.html >> Message delivered to [email protected] >> > > > ------------------------------ > > Message: 6 > Date: Mon, 20 Nov 2017 13:41:46 -0800 > From: Jim Brown <[email protected]> > To: [email protected] > Subject: Re: [Elecraft] Walwarts - linear supplies > Message-ID: > <[email protected]> > Content-Type: text/plain; charset=utf-8; format=flowed > > Older wall warts are linear.? If you're smart enough to have saved them, > there's a good chance you won't have buy anything.? Simply select one > with the matching voltage and rated for the needed current, cut the > cables to both old and new warts, splice the old wart to the connector > that mates with the unit you need to power. > > Older warts are often available at second hand stores and flea markets. > $1 is the going rate. In general, linear warts are much heavier than > SMPS units, so that's a good first check. A better one is to plug it > into AC and hold a portable radio next to it tuned somewhere near 2 MHz > (like the top of the AM BC band). If you hear hash, it's a switcher. If > you don't., 99% chance that it's linear. > > All of this is described in http://k9yc.com/KillingReceiveNoise.pdf > > 73, Jim K9YC > >> On 11/20/2017 1:17 PM, Joe Subich, W4TV wrote: >> All Electroncs (www.allelectronics.com) has analog wall warts of various >> voltage/current capability depending on what is available in surplus at >> any given time.? One may not even need regulated voltage as many devices >> contain internal regulators ... > > > > > ------------------------------ > > Message: 7 > Date: Mon, 20 Nov 2017 16:45:02 -0500 > From: "Tom" <[email protected]> > To: "Jim Miller" <[email protected]> > Cc: Elecraft <[email protected]> > Subject: Re: [Elecraft] Digitized IF over IP? > Message-ID: <1EE984517A714612B32089570E555FB7@DESKTOPAV61F2H> > Content-Type: text/plain; charset="UTF-8" > > Yes, that is the idea. There are already some SDR?s that will do this, > without the need for a PC. Here is an example > http://www.rfspace.com/RFSPACE/SDR-IP.html > > Of course if you want to do this yourself, it depends where you want to > start... > 73 > > > From: Jim Miller > Sent: Monday, November 20, 2017 4:21 PM > To: Tom > Cc: Elecraft > Subject: Re: [Elecraft] Digitized IF over IP? > > Although the IF frequency is 8.215Mhz the bandwidth at that frequency can't > be that much. Wouldn't down converting or sampling then down before down > converting yield a much more reasonable data stream? > > As you suggest further processing before sending over IP to something that > can be reasonably displayed would make sense as well. > > My desire is to not have a PC at the remote station. Something embedded is > fine. > > 73 > > jim ab3cv > > > > --- > This email has been checked for viruses by Avast antivirus software. > https://www.avast.com/antivirus > > > ------------------------------ > > Message: 8 > Date: Mon, 20 Nov 2017 16:45:09 -0500 > From: "N2TK, Tony" <[email protected]> > To: <[email protected]>, <[email protected]> > Subject: Re: [Elecraft] Walwarts - linear supplies > Message-ID: <[email protected]> > Content-Type: text/plain; charset="utf-8" > > Jim, > Good tip. I want to try that with some of my old walwarts > N2tK, Tony > > -----Original Message----- > From: [email protected] > [mailto:[email protected]] On Behalf Of Jim Brown > Sent: Monday, November 20, 2017 4:42 PM > To: [email protected] > Subject: Re: [Elecraft] Walwarts - linear supplies > > Older wall warts are linear. If you're smart enough to have saved them, > there's a good chance you won't have buy anything. Simply select one with > the matching voltage and rated for the needed current, cut the cables to both > old and new warts, splice the old wart to the connector that mates with the > unit you need to power. > > Older warts are often available at second hand stores and flea markets. > $1 is the going rate. In general, linear warts are much heavier than SMPS > units, so that's a good first check. A better one is to plug it into AC and > hold a portable radio next to it tuned somewhere near 2 MHz (like the top of > the AM BC band). If you hear hash, it's a switcher. If you don't., 99% chance > that it's linear. > > All of this is described in http://k9yc.com/KillingReceiveNoise.pdf > > 73, Jim K9YC > >> On 11/20/2017 1:17 PM, Joe Subich, W4TV wrote: >> All Electroncs (www.allelectronics.com) has analog wall warts of >> various voltage/current capability depending on what is available in >> surplus at any given time. One may not even need regulated voltage as >> many devices contain internal regulators ... > > > ______________________________________________________________ > Elecraft mailing list > Home: http://mailman.qth.net/mailman/listinfo/elecraft > Help: http://mailman.qth.net/mmfaq.htm > Post: mailto:[email protected] > > This list hosted by: http://www.qsl.net > Please help support this email list: http://www.qsl.net/donate.html Message > delivered to [email protected] > > > > ------------------------------ > > Message: 9 > Date: Mon, 20 Nov 2017 13:45:24 -0800 > From: Fred Jensen <[email protected]> > To: [email protected] > Subject: Re: [Elecraft] Digitized IF over IP? > Message-ID: <[email protected]> > Content-Type: text/plain; charset=utf-8; format=flowed > > The P3 is the biggest thing I miss when operating remote to W7RN.? I > bought my P3 as a "toy" but it's the only thing I look at now.? The > station is about 60 km from me, I've thought about getting an easement > and running 60 km of RG-58 down to my P3, but I doubt I'd have any > signal at the house [:-) > > Was thinking of mixing the 8.1 MHz IF down to baseband, sampling it and > feeding it down on the iNet, mixing it back to something the P3 will > tune to.? I think there are devices on the market to do something like > that, just haven't pursued it yet. > > 73, > > Fred ["Skip"] K6DGW > Sparks NV DM09dn > Washoe County > >> On 11/20/2017 12:10 PM, Steve Sergeant wrote: >> Somebody must have already written the code to collect several hundred >> FFT bins of 100 or 125 millisecond duration over IP as single-line >> updates to a display app on the far end. With typical compression (LZV, >> RLL, etc.) that would yield around a 300kbps bitstream or so for 512 >> frequency bins and 1/8-sec updates; not really a lot of data for most >> modern Internet connections. >> >> This is all really well-understood technology which is well supported by >> a number of development environments. >> >> I couldn't tell you what commercial products do this, if they do exist. >> > > > > ------------------------------ > > Message: 10 > Date: Mon, 20 Nov 2017 17:37:39 -0500 > From: Jim Miller <[email protected]> > To: Fred Jensen <[email protected]> > Cc: Elecraft Reflector <[email protected]> > Subject: Re: [Elecraft] Digitized IF over IP? > Message-ID: > <cacyen9ztjj6u9syyeb+-j+rmxmdwfw6cgmi54jhwg6qkj-3...@mail.gmail.com> > Content-Type: text/plain; charset="UTF-8" > > Perhaps if Wayne and Eric (and Lyle) are listening perhaps there is a > market for a IP-P3. Most of the P3 as it stands is an empty case. Maybe > something that could be an addon? > > Jim ab3cv > >> On Mon, Nov 20, 2017 at 4:45 PM, Fred Jensen <[email protected]> wrote: >> >> The P3 is the biggest thing I miss when operating remote to W7RN. I >> bought my P3 as a "toy" but it's the only thing I look at now. The station >> is about 60 km from me, I've thought about getting an easement and running >> 60 km of RG-58 down to my P3, but I doubt I'd have any signal at the house >> [:-) >> >> Was thinking of mixing the 8.1 MHz IF down to baseband, sampling it and >> feeding it down on the iNet, mixing it back to something the P3 will tune >> to. I think there are devices on the market to do something like that, >> just haven't pursued it yet. >> >> 73, >> >> Fred ["Skip"] K6DGW >> Sparks NV DM09dn >> Washoe County >> >>> On 11/20/2017 12:10 PM, Steve Sergeant wrote: >>> >>> Somebody must have already written the code to collect several hundred >>> FFT bins of 100 or 125 millisecond duration over IP as single-line >>> updates to a display app on the far end. With typical compression (LZV, >>> RLL, etc.) that would yield around a 300kbps bitstream or so for 512 >>> frequency bins and 1/8-sec updates; not really a lot of data for most >>> modern Internet connections. >>> >>> This is all really well-understood technology which is well supported by >>> a number of development environments. >>> >>> I couldn't tell you what commercial products do this, if they do exist. >>> >>> >> ______________________________________________________________ >> Elecraft mailing list >> Home: http://mailman.qth.net/mailman/listinfo/elecraft >> Help: http://mailman.qth.net/mmfaq.htm >> Post: mailto:[email protected] >> >> This list hosted by: http://www.qsl.net >> Please help support this email list: http://www.qsl.net/donate.html >> Message delivered to [email protected] >> > > > ------------------------------ > > Message: 11 > Date: Mon, 20 Nov 2017 18:26:20 -0500 > From: Don Wilhelm <[email protected]> > To: Fred Jensen <[email protected]>, [email protected] > Subject: Re: [Elecraft] Digitized IF over IP? > Message-ID: <[email protected]> > Content-Type: text/plain; charset=utf-8; format=flowed > > Skip, > > Have you considered a VNC connection to a computer local to the K3/P3? > Of course, that will not show you the P3 screen nor even the SVGA screen > (unless it is done using a camera), but if the P3 IF OUT is connected to > an LP-PAN box, the baseband I/Q outputs from LPpan run to a quality > soundcard can produce a panadapter display on the computer monitor. > NaP3 will also provide rig control, and Win4K3 will do that as well and > also allow linking with several other logging applications, CW Skimmer, > and many others. > I am not certain about latency concerns, and that may be a problem on > CW, but it may not be a problem on phone. > > Tom VA2FSQ (the author of Win4K3) has some other possibilities such as > his support for video capture of the P3/SVGA screen, so that may give > you some additional possibilities for solutions. Take a look at > https://va2fsq.com/ > > 73, > Don W3FPR > >> On 11/20/2017 4:45 PM, Fred Jensen wrote: >> The P3 is the biggest thing I miss when operating remote to W7RN.? I >> bought my P3 as a "toy" but it's the only thing I look at now.? The >> station is about 60 km from me, I've thought about getting an easement >> and running 60 km of RG-58 down to my P3, but I doubt I'd have any >> signal at the house [:-) >> >> Was thinking of mixing the 8.1 MHz IF down to baseband, sampling it and >> feeding it down on the iNet, mixing it back to something the P3 will >> tune to.? I think there are devices on the market to do something like >> that, just haven't pursued it yet. >> > > > ------------------------------ > > Message: 12 > Date: Mon, 20 Nov 2017 15:42:35 -0800 > From: "Ron D'Eau Claire" <[email protected]> > To: <[email protected]> > Subject: Re: [Elecraft] Walwarts - linear supplies > Message-ID: <002201d36259$3e7458a0$bb5d09e0$@biz> > Content-Type: text/plain; charset="utf-8" > > I have a several linear wall-warts that I collected over the years which I > guard jealously. > > However a few of them are only a transformer and provide low-voltage AC to > the equipment. The rectifiers were included in the item being powered. > > 73, Ron AC7AC > > -----Original Message----- > From: [email protected] > [mailto:[email protected]] On Behalf Of Jim Brown > Sent: Monday, November 20, 2017 1:42 PM > To: [email protected] > Subject: Re: [Elecraft] Walwarts - linear supplies > > Older wall warts are linear. If you're smart enough to have saved them, > there's a good chance you won't have buy anything. Simply select one with > the matching voltage and rated for the needed current, cut the cables to both > old and new warts, splice the old wart to the connector that mates with the > unit you need to power. > > Older warts are often available at second hand stores and flea markets. > $1 is the going rate. In general, linear warts are much heavier than SMPS > units, so that's a good first check. A better one is to plug it into AC and > hold a portable radio next to it tuned somewhere near 2 MHz (like the top of > the AM BC band). If you hear hash, it's a switcher. If you don't., 99% chance > that it's linear. > > All of this is described in http://k9yc.com/KillingReceiveNoise.pdf > > 73, Jim K9YC > >> On 11/20/2017 1:17 PM, Joe Subich, W4TV wrote: >> All Electroncs (www.allelectronics.com) has analog wall warts of >> various voltage/current capability depending on what is available in >> surplus at any given time. One may not even need regulated voltage as >> many devices contain internal regulators ... > > > ______________________________________________________________ > Elecraft mailing list > Home: http://mailman.qth.net/mailman/listinfo/elecraft > Help: http://mailman.qth.net/mmfaq.htm > Post: mailto:[email protected] > > This list hosted by: http://www.qsl.net > Please help support this email list: http://www.qsl.net/donate.html Message > delivered to [email protected] > > > > ------------------------------ > > Message: 13 > Date: Mon, 20 Nov 2017 18:44:55 -0500 > From: Don Wilhelm <[email protected]> > To: Stephen Prior <[email protected]>, Elecraft > <[email protected]> > Subject: Re: [Elecraft] [KX2] Cannot turn off switch cw tones > Message-ID: <[email protected]> > Content-Type: text/plain; charset=utf-8; format=flowed > > Stephen, > > I do not see anything definitive saying how to turn it off, but on the > assumption that it might be a toggle, hold down APF, Rate, and A/B while > powering on again. If it turns off, that is good, but if it is still > present, you will have to wait until Wayne can tell us how to turn it > off (hopefully it is not EEINIT). > > 73, > Don W3FPR > >> On 11/20/2017 2:42 PM, Stephen Prior wrote: >> I was playing with the new features in 2.81 and enabled the tones by >> holding down APF (plus Rate and A/B) at start-up. All works great, the >> double tap on PTT gives the freq. etc. However, having established that it >> works, I'm now stuck in the mode. I can go into Setup and turn SW tones to >> off but when I turn the KX2 off and then on again, the SW tones is now set >> back to 20! >> >> I have read everything I can find, but I cannot see how to get out of this >> so that I have no tones of any description. >> >> Any advice gratefully received! >> >> Thanks and 73, Stephen G4SJP >> ______________________________________________________________ >> Elecraft mailing list >> Home: http://mailman.qth.net/mailman/listinfo/elecraft >> Help: http://mailman.qth.net/mmfaq.htm >> Post: mailto:[email protected] >> >> This list hosted by: http://www.qsl.net >> Please help support this email list: http://www.qsl.net/donate.html >> Message delivered to [email protected] >> > > > ------------------------------ > > Message: 14 > Date: Mon, 20 Nov 2017 18:52:16 -0500 > From: Jim Miller <[email protected]> > To: [email protected] > Cc: Elecraft Reflector <[email protected]> > Subject: Re: [Elecraft] Digitized IF over IP? > Message-ID: > <cacyen9zpwg6xoseusw6yrqijqqyunnuvdjeyvhwu-za3t2n...@mail.gmail.com> > Content-Type: text/plain; charset="UTF-8" > > Doing a screen grab is certainly possible a variety of ways. But it would > seem to me that doing the FFT of a realistic size and update rate and just > streaming the data to the control location would likely be more efficient. > Most of the SVGA display is blank at any point in time and a waste of > bandwidth. Doing an A/D converter and feeding an FPGA for the FFT must have > been done before by the HPSDR guys. https://openhpsdr.org/ > The control point can then display the data, average it as desired, provide > a waterfall of it, etc. > > Something with 1024 or 2048 points and 10bits of data would make a good > place to get a start on feasibility. The control of such a remote device > would probably need SPAN, CENTER (freq offset), SCALE (gain) and REF LVL. > Along with the data stream would need to come the band/freq info from the > K3s. The rest would be in the Control Point display, likely software. > > I really don't need to outperform the P3 but it's probably possible to do > so. Just having the P3 as it is and being able to have the screen remotely > would be a great capability. > > I recently worked at a station which didn't have K3/P3 at all locations and > it was like walking around in the dark!! > > 73 > > jim ab3cv > > >> On Mon, Nov 20, 2017 at 6:26 PM, Don Wilhelm <[email protected]> wrote: >> >> Skip, >> >> Have you considered a VNC connection to a computer local to the K3/P3? >> Of course, that will not show you the P3 screen nor even the SVGA screen >> (unless it is done using a camera), but if the P3 IF OUT is connected to an >> LP-PAN box, the baseband I/Q outputs from LPpan run to a quality soundcard >> can produce a panadapter display on the computer monitor. NaP3 will also >> provide rig control, and Win4K3 will do that as well and also allow linking >> with several other logging applications, CW Skimmer, and many others. >> I am not certain about latency concerns, and that may be a problem on CW, >> but it may not be a problem on phone. >> >> Tom VA2FSQ (the author of Win4K3) has some other possibilities such as his >> support for video capture of the P3/SVGA screen, so that may give you some >> additional possibilities for solutions. Take a look at >> https://va2fsq.com/ >> >> 73, >> Don W3FPR >> >>> On 11/20/2017 4:45 PM, Fred Jensen wrote: >>> >>> The P3 is the biggest thing I miss when operating remote to W7RN. I >>> bought my P3 as a "toy" but it's the only thing I look at now. The station >>> is about 60 km from me, I've thought about getting an easement and running >>> 60 km of RG-58 down to my P3, but I doubt I'd have any signal at the house >>> [:-) >>> >>> Was thinking of mixing the 8.1 MHz IF down to baseband, sampling it and >>> feeding it down on the iNet, mixing it back to something the P3 will tune >>> to. I think there are devices on the market to do something like that, >>> just haven't pursued it yet. >>> >>> ______________________________________________________________ >> Elecraft mailing list >> Home: http://mailman.qth.net/mailman/listinfo/elecraft >> Help: http://mailman.qth.net/mmfaq.htm >> Post: mailto:[email protected] >> >> This list hosted by: http://www.qsl.net >> Please help support this email list: http://www.qsl.net/donate.html >> Message delivered to [email protected] >> > > > ------------------------------ > > Message: 15 > Date: Mon, 20 Nov 2017 15:58:22 -0800 > From: Wayne Burdick <[email protected]> > To: Stephen Prior <[email protected]> > Cc: Elecraft Reflector <[email protected]> > Subject: Re: [Elecraft] [KX2] Cannot turn off switch cw tones > Message-ID: <[email protected]> > Content-Type: text/plain; charset=utf-8 > > Stephen, > > That sounds like a bug that I didn?t catch. I?ll get on it right away. > Meanwhile, you might try powering up in SSB mode, then changing the SW > setting, then turning power off. Let me know if this works. > > Thanks, > Wayne > N6KR > > >> On Nov 20, 2017, at 11:42 AM, Stephen Prior <[email protected]> wrote: >> >> I was playing with the new features in 2.81 and enabled the tones by >> holding down APF (plus Rate and A/B) at start-up. All works great, the >> double tap on PTT gives the freq. etc. However, having established that it >> works, I'm now stuck in the mode. I can go into Setup and turn SW tones to >> off but when I turn the KX2 off and then on again, the SW tones is now set >> back to 20! >> >> I have read everything I can find, but I cannot see how to get out of this >> so that I have no tones of any description. >> >> Any advice gratefully received! >> >> Thanks and 73, Stephen G4SJP >> ______________________________________________________________ >> Elecraft mailing list >> Home: http://mailman.qth.net/mailman/listinfo/elecraft >> Help: http://mailman.qth.net/mmfaq.htm >> Post: mailto:[email protected] >> >> This list hosted by: http://www.qsl.net >> Please help support this email list: http://www.qsl.net/donate.html >> Message delivered to [email protected] > > > > ------------------------------ > > Message: 16 > Date: Mon, 20 Nov 2017 19:10:42 -0500 > From: tomb18 <[email protected]> > To: Jim Miller <[email protected]>, [email protected] > Cc: Elecraft Reflector <[email protected]> > Subject: Re: [Elecraft] Digitized IF over IP? > Message-ID: <[email protected]> > Content-Type: text/plain; charset=utf-8 > > Hi?Here is a demo using remote rig, and a kx3.?https://youtu.be/8--Vk2WWLok > In this case, the videos author is using a product from Eltima that streams a > sound card? USB port over TCP. This again requires a pc at the radio end to > stream the output of the sound card to the remote computer. But as you can > see it works well.? > Also don't underestimate the capabilities of screen sharing programs. They do > of course require a computer at the radio end but then there are loads of > possibilities.?There is also a pure teamviewer solution that can be used with > many different clients.? > https://youtu.be/kWa7zSBeD6Q&sns? > There are lots of possibilities. The P3 however, doesn't have the ability. > There is on the other hand, a port in the back that was intended for this > purpose but never implemented.?73 Tom? > Sent from my Samsung Galaxy smartphone. > > -------- Original message --------From: Jim Miller <[email protected]> Date: > 2017-11-20 6:52 PM (GMT-05:00) To: [email protected] Cc: Elecraft > Reflector <[email protected]> Subject: Re: [Elecraft] Digitized IF > over IP? > Doing a screen grab is certainly possible a variety of ways. But it would > seem to me that doing the FFT of a realistic size and update rate and just > streaming the data to the control location would likely be more efficient. > Most of the SVGA display is blank at any point in time and a waste of > bandwidth. Doing an A/D converter and feeding an FPGA for the FFT must have > been done before by the HPSDR guys. https://openhpsdr.org/ > The control point can then display the data, average it as desired, provide > a waterfall of it, etc. > > Something with 1024 or 2048 points and 10bits of data would make a good > place to get a start on feasibility. The control of such a remote device > would probably need SPAN, CENTER (freq offset), SCALE (gain) and REF LVL. > Along with the data stream would need to come the band/freq info from the > K3s. The rest would be in the Control Point display, likely software. > > I really don't need to outperform the P3 but it's probably possible to do > so. Just having the P3 as it is and being able to have the screen remotely > would be a great capability. > > I recently worked at a station which didn't have K3/P3 at all locations and > it was like walking around in the dark!! > > 73 > > jim ab3cv > > >> On Mon, Nov 20, 2017 at 6:26 PM, Don Wilhelm <[email protected]> wrote: >> >> Skip, >> >> Have you considered a VNC connection to a computer local to the K3/P3? >> Of course, that will not show you the P3 screen nor even the SVGA screen >> (unless it is done using a camera), but if the P3 IF OUT is connected to an >> LP-PAN box, the baseband I/Q outputs from LPpan run to a quality soundcard >> can produce a panadapter display on the computer monitor. NaP3 will also >> provide rig control, and Win4K3 will do that as well and also allow linking >> with several other logging applications, CW Skimmer, and many others. >> I am not certain about latency concerns, and that may be a problem on CW, >> but it may not be a problem on phone. >> >> Tom VA2FSQ (the author of Win4K3) has some other possibilities such as his >> support for video capture of the P3/SVGA screen, so that may give you some >> additional possibilities for solutions.? Take a look at >> https://va2fsq.com/ >> >> 73, >> Don W3FPR >> >>> On 11/20/2017 4:45 PM, Fred Jensen wrote: >>> >>> The P3 is the biggest thing I miss when operating remote to W7RN.? I >>> bought my P3 as a "toy" but it's the only thing I look at now.? The station >>> is about 60 km from me, I've thought about getting an easement and running >>> 60 km of RG-58 down to my P3, but I doubt I'd have any signal at the house >>> [:-) >>> >>> Was thinking of mixing the 8.1 MHz IF down to baseband, sampling it and >>> feeding it down on the iNet, mixing it back to something the P3 will tune >>> to.? I think there are devices on the market to do something like that, >>> just haven't pursued it yet. >>> >>> ______________________________________________________________ >> Elecraft mailing list >> Home: http://mailman.qth.net/mailman/listinfo/elecraft >> Help: http://mailman.qth.net/mmfaq.htm >> Post: mailto:[email protected] >> >> This list hosted by: http://www.qsl.net >> Please help support this email list: http://www.qsl.net/donate.html >> Message delivered to [email protected] >> > ______________________________________________________________ > Elecraft mailing list > Home: http://mailman.qth.net/mailman/listinfo/elecraft > Help: http://mailman.qth.net/mmfaq.htm > Post: mailto:[email protected] > > This list hosted by: http://www.qsl.net > Please help support this email list: http://www.qsl.net/donate.html > Message delivered to [email protected] > > ------------------------------ > > Message: 17 > Date: Mon, 20 Nov 2017 19:50:28 -0500 > From: Richard Ferch <[email protected]> > To: [email protected] > Subject: Re: [Elecraft] Digitized IF over IP? > Message-ID: > <CAJ-xeH=b2PZ5pa=KH8dqov56AL_q_7DjHmpsisqURoWJ=9h...@mail.gmail.com> > Content-Type: text/plain; charset="UTF-8" > > Relaying FFT spectrum data to another computer is certainly doable. > > For example, N1MM Logger+ can relay its spectrum display window to other > instances of N1MM+ over a LAN or the Internet. If you have a copy of N1MM+ > running at the radio site and equipped to display a spectrum window, that > copy of N1MM+ can relay its spectrum window data to another copy of N1MM+ > running somewhere else. Either copy of N1MM+ can be the one doing the > actual logging. > > With a K3/K3S, at the radio site you would need an SDR such as the SDRPlay, > or an LP-PAN plus a good sound card, plus software: Win4K3Suite, or N2IC's > Waterfall Bandmap program, together with a copy of N1MM+. At the remote > control site, all you need is N1MM+. See the online documentation for N1MM+ > (the Spectrum Display Window web page) for details. > > 73, > Rich VE3KI > > > ------------------------------ > > Message: 18 > Date: Mon, 20 Nov 2017 16:58:12 -0800 > From: Walter Underwood <[email protected]> > To: Elecraft <[email protected]> > Subject: Re: [Elecraft] Digitized IF over IP? > Message-ID: <[email protected]> > Content-Type: text/plain; charset=us-ascii > > Sending spectrum data means you only need to send the new line of data. So > every second or so, it sends another 1024 data points. With 16 bit integers, > that would be 2 kbytes, but simple arithmetic coding (lossless compression) > would reduce that to under a kbyte, or about 8000 bits/s. That is one packet > on a slow link. > > wunder > K6WRU > Walter Underwood > CM87wj > http://observer.wunderwood.org/ (my blog) > >> On Nov 20, 2017, at 4:50 PM, Richard Ferch <[email protected]> wrote: >> >> Relaying FFT spectrum data to another computer is certainly doable. >> >> For example, N1MM Logger+ can relay its spectrum display window to other >> instances of N1MM+ over a LAN or the Internet. If you have a copy of N1MM+ >> running at the radio site and equipped to display a spectrum window, that >> copy of N1MM+ can relay its spectrum window data to another copy of N1MM+ >> running somewhere else. Either copy of N1MM+ can be the one doing the >> actual logging. >> >> With a K3/K3S, at the radio site you would need an SDR such as the SDRPlay, >> or an LP-PAN plus a good sound card, plus software: Win4K3Suite, or N2IC's >> Waterfall Bandmap program, together with a copy of N1MM+. At the remote >> control site, all you need is N1MM+. See the online documentation for N1MM+ >> (the Spectrum Display Window web page) for details. >> >> 73, >> Rich VE3KI >> ______________________________________________________________ >> Elecraft mailing list >> Home: http://mailman.qth.net/mailman/listinfo/elecraft >> Help: http://mailman.qth.net/mmfaq.htm >> Post: mailto:[email protected] >> >> This list hosted by: http://www.qsl.net >> Please help support this email list: http://www.qsl.net/donate.html >> Message delivered to [email protected] > > > > ------------------------------ > > Message: 19 > Date: Mon, 20 Nov 2017 17:09:53 -0800 > From: Rick Tavan <[email protected]> > To: Fred Jensen <[email protected]> > Cc: Elecraft Reflector <[email protected]> > Subject: Re: [Elecraft] K3 speaker with Remoterig > Message-ID: > <canvona+pyo1pkab6dgwf89kcahbpn7hnsfkqg8npekt7g-j...@mail.gmail.com> > Content-Type: text/plain; charset="UTF-8" > > You can switch an external speaker (or two) between the radio and the RRC. > You might need a little amplification, depending on the efficiency of the > chosen speaker(s). Powered computer speakers should do nicely. > > /Rick N6XI > > > Rick Tavan > Truckee, CA > >> On Mon, Nov 20, 2017 at 12:31 PM, Fred Jensen <[email protected]> wrote: >> >> Jorge, >> >> You said "K3". RemoteRig with a K3 is a bit different than with a K3s or >> K3/0. With the K3, the receive audio is on the SP jack on the RRC 1258. >> It never gets into the control K3 radio. >> >> 73, >> >> Fred ["Skip"] K6DGW >> Sparks NV DM09dn >> Washoe County >> >>> On 11/20/2017 10:47 AM, Jorge Diez - CX6VM wrote: >>> >>> Hello >>> >>> I use K3 speaker, I programmed RIT button to switch SPKR+PH to YES and NO >>> >>> Now I connected Remoterig, and on control radio, I am not able to listen >>> to >>> K3 speaker >>> >>> How can I do to listen to K3 speaker, so, to hear K3 speaker when SPKR+PH >>> = YES ? >>> >>> >> ______________________________________________________________ >> Elecraft mailing list >> Home: http://mailman.qth.net/mailman/listinfo/elecraft >> Help: http://mailman.qth.net/mmfaq.htm >> Post: mailto:[email protected] >> >> This list hosted by: http://www.qsl.net >> Please help support this email list: http://www.qsl.net/donate.html >> Message delivered to [email protected] >> > > > ------------------------------ > > Message: 20 > Date: Mon, 20 Nov 2017 20:11:16 -0500 > From: Thom <[email protected]> > To: [email protected] > Subject: [Elecraft] K1 Fix and Align > Message-ID: <[email protected]> > Content-Type: text/plain; charset=utf-8; format=flowed > > I built my K1 and I was so careful to make sure I did everything right. > > I have the receiver aligned but for some reason I cannot get the > transmitter to align at all. > > I do not have the time,? with everything going on, to try and > troubleshoot this thing. > > I would like to find someone I can send this radio to and get it up and > running like it should. > > Please send me a private email if you can help. > > thanks > > 73 > > Thom KI8W > > [email protected] > > > > > > ------------------------------ > > Message: 21 > Date: Mon, 20 Nov 2017 17:14:35 -0800 > From: Fred Jensen <[email protected]> > Cc: Elecraft Reflector <[email protected]> > Subject: Re: [Elecraft] Digitized IF over IP? > Message-ID: <[email protected]> > Content-Type: text/plain; charset=utf-8; format=flowed > > Agreed Jim,? Only the top line of the waterfall changes, all the rest is > history that could easily be replicated at the control site. In that > scheme, one would just send the output of the FFT and do all the display > at the control site.? However, whatever is involved, I would also like > to be able to push the buttons and turn the knob.? The max BW required > at the 1st IF to just bring it down and feed my P3 is 200 KHz, and I > never use more than 50 KHz spans, usually 20 KHz on CW.? With RemoteRig, > my K3 looks, feels, and sounds like it is actually making the RF.? Would > be nice to include the P3 in that. > > Interesting ensemble of engineering tradeoffs, no? > > 73, > > Fred ["Skip"] K6DGW > Sparks NV DM09dn > Washoe County > >> On 11/20/2017 3:52 PM, Jim Miller wrote: >> Doing a screen grab is certainly possible a variety of ways. But it >> would seem to me that doing the FFT of a realistic size and update >> rate and just streaming the data to the control location would likely >> be more efficient. Most of the SVGA display is blank at any point in >> time and a waste of bandwidth. Doing an A/D converter and feeding an >> FPGA for the FFT must have been done before by the HPSDR guys. >> https://openhpsdr.org/ >> The control point can then display the data, average it as desired, >> provide a waterfall of it, etc. >> > > > > ------------------------------ > > Message: 22 > Date: Mon, 20 Nov 2017 20:41:02 -0500 > From: Don Wilhelm <[email protected]> > To: Thom <[email protected]>, [email protected] > Subject: Re: [Elecraft] K1 Fix and Align > Message-ID: <[email protected]> > Content-Type: text/plain; charset=utf-8; format=flowed > > Thom, > > I am ignoring your request for a private email - but I believe I can > help, and there may be other K1 users out there who may want similar > information. > > First I need to ask what specifically are you having trouble with in the > transmit alignment. > > If it is that you cannot adjust the pre-mixer and RF bandpass filters on > the band board, all I can say is that you should re-do the receive > alignment with a strong signal source of a known frequency within the > tuning range of the K1. Although on-the-air signals may be sufficient, > they may not tell the entire story. > > First make certain the BFO is adjusted properly to peak the FL3 passband > at your preferred sidetone pitch. > Then turn the switch on the bottom of the K1 board to the TEST position > and adjust the TX Offset trimmer so the audio frequency is the same as > your sidetone pitch (use SPOT to zero beat). Spectrogram is useful in > setting te audio pitch properly. You can download Spectrogram from my > website www.w3fpr.com. Scroll down on the opening page for the links. > > After doing that, re-do the Premixer and RF Bandpass adjustments in > transmit mode with the OUT parameter set to 1.5 watts. Adjust for peak > output power on each band. > > I can do the alignment/repair/calibration of your K1 if you do not want > to pursue it on your own. > > You can send me a private email and I will send you my service form. > > 73, > Don W3FPR > >> On 11/20/2017 8:11 PM, Thom wrote: >> I built my K1 and I was so careful to make sure I did everything right. >> >> I have the receiver aligned but for some reason I cannot get the >> transmitter to align at all. >> >> I do not have the time,? with everything going on, to try and >> troubleshoot this thing. >> >> I would like to find someone I can send this radio to and get it up and >> running like it should. >> > > > ------------------------------ > > Message: 23 > Date: Mon, 20 Nov 2017 17:50:49 -0800 > From: Brian Hunt <[email protected]> > To: [email protected] > Subject: Re: [Elecraft] Walwarts - linear supplies > Message-ID: <[email protected]> > Content-Type: text/plain; charset=us-ascii > > Be careful using the non-regulated linear wall warts. The open circuit > voltage can be more than 16 VDC and could be harmful to gear not rated that > high. Best to measure OC first! > > 73, > Brian, K0DTJ > > > ------------------------------ > > Message: 24 > Date: Mon, 20 Nov 2017 21:02:09 -0500 > From: Jim Miller <[email protected]> > To: Fred Jensen <[email protected]> > Cc: Elecraft Reflector <[email protected]> > Subject: Re: [Elecraft] Digitized IF over IP? > Message-ID: <[email protected]> > Content-Type: text/plain; charset=utf-8 > > And if it?s all bundled up as a P3/0-Mini I have no problem with that. > > 73 > > Jim ab3cv > > On Nov 20, 2017, at 8:14 PM, Fred Jensen <[email protected]> wrote: > > Agreed Jim, Only the top line of the waterfall changes, all the rest is > history that could easily be replicated at the control site. In that scheme, > one would just send the output of the FFT and do all the display at the > control site. However, whatever is involved, I would also like to be able to > push the buttons and turn the knob. The max BW required at the 1st IF to > just bring it down and feed my P3 is 200 KHz, and I never use more than 50 > KHz spans, usually 20 KHz on CW. With RemoteRig, my K3 looks, feels, and > sounds like it is actually making the RF. Would be nice to include the P3 in > that. > > Interesting ensemble of engineering tradeoffs, no? > > 73, > > Fred ["Skip"] K6DGW > Sparks NV DM09dn > Washoe County > >> On 11/20/2017 3:52 PM, Jim Miller wrote: >> Doing a screen grab is certainly possible a variety of ways. But it would >> seem to me that doing the FFT of a realistic size and update rate and just >> streaming the data to the control location would likely be more efficient. >> Most of the SVGA display is blank at any point in time and a waste of >> bandwidth. Doing an A/D converter and feeding an FPGA for the FFT must have >> been done before by the HPSDR guys. https://openhpsdr.org/ >> The control point can then display the data, average it as desired, provide >> a waterfall of it, etc. >> > > ______________________________________________________________ > Elecraft mailing list > Home: http://mailman.qth.net/mailman/listinfo/elecraft > Help: http://mailman.qth.net/mmfaq.htm > Post: mailto:[email protected] > > This list hosted by: http://www.qsl.net > Please help support this email list: http://www.qsl.net/donate.html > Message delivered to [email protected] > > ------------------------------ > > _______________________________________________ > Elecraft mailing list > Post to: [email protected] > http://mailman.qth.net/mailman/listinfo/elecraft > You must be a subscriber to post. > Elecraft web page: http://www.elecraft.com > > End of Elecraft Digest, Vol 163, Issue 25 > ***************************************** ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:[email protected] This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html Message delivered to [email protected]
