Re: [Elecraft] slightly OT -- acceptable network switch (aka Linksysproduces birdies)

Clay, Perhaps. Several years ago I decided to try to minimize network caused birdies by obtaining some clamp-on ferrites, but also bought some shielded Cat 6 cable to replace generic Cat 5e in the shack. The shielded Cat 6 was very effective in minimizing many 2m birdies. The clamp-on's

Re: [Elecraft] K3/K3S noise blanker performance greatly enhanced (at my QTH) -- need testers

Well actually I prefer copying CW with a certain amount of noise present. Pure tone, no noise CW, as from a practice oscillator or an S9++ signal quickly becomes boring and I loose concentration(or something). It's perhaps why I prefer to dig out weak signals (ESP) from the noise on the band.

Re: [Elecraft] KPA3 vs KPA3A

You will have to get an official answer from Elecraft as to whether it's possible, but I can tell you that even if you can, it is probably not a good idea, because both of these modules were updated in the K3S. 73, Vic, 4X6GP/K2VCO Rehovot, Israel http://www.qsl.net/k2vco/ On 7 Feb 2016

[Elecraft] K3S text decode and time

When I use text decode on my K3S, it works nicely but the time display pops up every so often and then goes away. Is this normal or do I have something misconfigured. Thanks, Bob - W3DK __ Elecraft mailing list Home:

[Elecraft] KPA3 vs KPA3A

Guys, Is it possible to pull the KPA3 and KAT3 from my K3 and use them in a K3S? 73 Eric PA3CEV __ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post:

Re: [Elecraft] APF (audio peaking filter) on the K3/K3S/KX3

Well actually I prefer copying CW with a certain amount of noise present. Pure tone, no noise CW, as from a practice oscillator or an S9++ signal quickly becomes boring and I loose concentration(or something). It's perhaps why I prefer to dig out weak signals (ESP) from the noise on the band.

[Elecraft] lower signal levels between KXV3A In and AUX RF in on K3

I'm trying to understands what I'm seeing on two different K3 radios with my Receive Beverage. I have one K3 radio (Radio A) with one receiver - on this radio I connected a 580 foot beverage to the KXV3A RX in port and tuned to a 1500 AM (without the general coverage receiver) I selected the

[Elecraft] KX3 with KPA500

Can anyone advise power out of KPA500 using the KX3 as exciter? Tnx, Jack W4GRJ __ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:Elecraft@mailman.qth.net

Re: [Elecraft] K3S and RTTY Contesting with N1MM+/MMTTY

Excellent answer Richard. Thank you. Sometimes sitting on the side of a discussion you see a gem to store away for further reference. I found this was one. Sent from my iPhone > On 6 Feb 2016, at 22:59, Richard Ferch wrote: > > There is some confusion evident in your post

[Elecraft] K3 band data lines

Hello, I'm trying to make my own interface between the band data lines on the accessory connector of the K3 and the remote antenna switch. I have a few questions that I hope you can help me with: - is it safe to just poll the band lines with the arduino digital input pins? I understand that

Re: [Elecraft] slightly OT -- acceptable network switch (aka Linksysproduces birdies)

Gd Morning! Isn't it a wonderful day to be alive! :-) Ed, what follows is not directed specifically AT you... or anyone else for that matter. I am just trying to put this whole thread into perspective. I can only speak to the subject from the perspective of my experience, which at the

[Elecraft] FS KPA500

I am selling my less than 2 year old KPA500 with the auxiliary cable kit and a W6ON gray wool dust cover. Serial number 2015. Bought new on 4/29/14 as a kit and assembled by me. It works beautifully and is in perfect condition from a non-smoking household. It has never left the house. I'm moving

Re: [Elecraft] lower signal levels between KXV3A In and AUX RF in on K3

Joe, Yes the Aux jack is selected. But, no I don't think I changed to switch to the Sub RX to display. Let me look at that and see if that's the problem. Thanks 73 Bill W4RM Please use w...@aol.com as my primary account -Original Message- From: Elecraft

Re: [Elecraft] K3/K3S noise blanker performance greatly enhanced (at my QTH) -- need testers

j...@kk9a.com wrote > Even if this works for your noise, I wonder how well it will work using a > wide roofing filter in contest conditions. > > Perhaps for RX testing only you can select a different narrower TX filter? Definitely would not work in high activity contests, but fencer clicks would

Re: [Elecraft] lower signal levels between KXV3A In and AUX RF in on K3

Is the AUX RF jack *selected* when you enable the Sub RX in those K3s with the Sub RX? When measuring the S-Meter reading are you switching it to display the Sub RX (B SET)? 73, ... Joe, W4TV On 2/7/2016 9:24 AM, Bill OMara via Elecraft wrote: I'm trying to understands what I'm seeing

Re: [Elecraft] KX3: ALC on digital issue

In reply to Jim et al Using Digital modes like WSJT JT65b and FSK441 here with my KX3 and let me explain what I see and how I interpret it. I am curious to know if you see something different. Using Mode DATA A (Important because it turns off any transmit equalisation and compassion you may

[Elecraft] OT: KX3 Package for Sale

For Sale: Nice KX3/PX3/KXPA100 package priced individually and as a complete package. For health reasons I can no longer drive or take it portable in the field so I'm selling it to help fund a K3S to replace my main stations K3. I will only ship this in the U.S. to avoid V.A.T and Customs

Re: [Elecraft] lower signal levels between KXV3A In and AUX RF in on K3

Joe, You figured it out for me. No, I was not switching back to the BSET Display to review signal strength. I switch over to BSET Meter and the signal are the same as from the KXV3A in port. Thanks for the help it was driving me crazy trying to figure out what I was seeing. Now I can move-on

Re: [Elecraft] No Waterfall Display in FLDIGI when KX3 is in DATA mode

Steve, Is there any chance that you have not turned the Compression to zero in USB mode? That would give you more bars on the ALC meter when in USB mode as compared to DATA A. Are you certain the DATA submode is set to DATA A? The receive path (signals on the waterfall display) is a function

Re: [Elecraft] Balun Questions

At 01:07 AM 2/7/2016, K2AV wrote: I also came by bundles of miscellaneous 6 foot to 15 foot jumpers with various connectors on end for similar ridiculous low prices per foot. In the last few years I have found similar RG400 jumpers at the Dayton Hamvention at quite reasonable prices. Since I

Re: [Elecraft] slightly OT -- acceptable network switch (aka Linksysproduces birdies)

Bob, Could it be that fiber optics cable is the reason? Not much RFI from photons. Not everyone has access to fiber. Recently our commercial power was knocked off by a falling tree so only I had power (from my Honda Gen) and I noticed that the "RF world" was a whole lot quieter. One

Re: [Elecraft] K3S text decode and time

Nope! Decode doesn't work when displaying Time, Date, Voltage etc. only when in VFO B mode! Sent from my iPhone ...nr4c. bill > On Feb 7, 2016, at 12:38 PM, Bob McGraw K4TAX wrote: > > Depends on how DISP mode is selected. One position is VFO B and the other > is:

Re: [Elecraft] FS KPA500 **SOLD**

The KPA500 has been sold. 73, Mike K2MK Mike K2MK wrote > I am selling my less than 2 year old KPA500 with the auxiliary cable kit > and a W6ON gray wool dust cover. Serial number 2015. > > Bought new on 4/29/14 as a kit and assembled by me. It works beautifully > and is in perfect condition

Re: [Elecraft] APF (audio peaking filter) on the K3/K3S/KX3

Me too. Actually, I miss small variations we used to see regularly on the CW bands - slight chirp on some sigs, variations in keying by people using bugs and hand keys, etc. Gone are the days one could tune across the bands and recognize individual operators and their rigs after hearing just a few

Re: [Elecraft] APF (audio peaking filter) on the K3/K3S/KX3

Strangely enough, I miss the wide open no filters receiver of my young SWL days. Probably listening in a 5kHz bandwidth with a homebrew Q Multiplier for selectivity. I somehow had a much better sense of band conditions, superseded now with internet propagation tools. Today with DSP, NR, NB, and

Re: [Elecraft] Wide Spectrum support on Pan Adapter/SDR w/ K3 or KX3

Software Radio Labs QS1R will do 2MHz as a standalone SDR covering 10 KHz to 62.5 MHz. On 2/7/2016 12:33 PM, Bert Rollen wrote: All, I have a young friend who wishes to do the following - (my summary, not his words) - Panadapter (or SDR) with 4Mhz or more display

Re: [Elecraft] KPA3 vs KPA3A

Yes, Eric you can. This is something I was considering myself and investigated. Wayne said the KPA3 and all other K3 options could be used in a K3S. Wayne pointed out that the basic design and specifications of the KPA3A are no different than the KPA3. The KPA3A does have more pins than the KPA3

Re: [Elecraft] KX3 with KPA500

The book says "30 to 40 watts for 500 watts output". So if one has 1/2 of that for drive power {15 watts to 20 watts} then they can expect 1/2 of the rated output power {250 watts}. 73 Bob, K4TAX On 2/7/2016 10:03 AM, w4grj wrote: Can anyone advise power out of KPA500 using the KX3 as

Re: [Elecraft] KX3 with KPA500

Jack, I’ve got my KX3 and K3 cabled so that either can drive my KPA500 and KAT500 via a switch, per the diagram in Fred Cady’s book. When I use the KX3 to drive the amp, I can usually get 240 watts out, max. However, I don’t necessarily like to run the KX3 at full throttle (or my car!) so I

Re: [Elecraft] KX3: ALC on digital issue

Hmm! That would explain what happened in 2m digital mode eme the other day. I tried changing drive level to my 8877 by raising the K3 PWR level and the amplifier stopped outputting (anode went from 780ma to 80ma (quiescent load)). Checking drive level on my bird power meter showed it

Re: [Elecraft] Wide Spectrum support on Pan Adapter/SDR w/ K3 or KX3

I don't know if the K3 IF output is broad enough to support a 4 MHz span (I suspect it is not). No, it is limited to the bandwidth of the preselector filters at best. Since the two meter transverter uses 28 MHz as an IF, that would be roughly 28 - 30 MHz. Front end (at 2 meters) RF splitting

Re: [Elecraft] Balun Questions

At hamfests around the Southeast, surplus RG400 is often found in terminated cables (usually BNC or N) in lengths up to around 20 feet. The price I've paid is always less than $1.00 per foot, sometimes much less. I've used it to make dozens of RF chokes (1:1 baluns). The small size of RG400

Re: [Elecraft] K3S text decode and time

Depends on how DISP mode is selected. One position is VFO B and the other is: Time, Date, voltage, current, PA tempcontrolled by VFO B knob. 73 Bob, K4TAX K3S s/n 10163 On 2/7/2016 11:31 AM, Nr4c wrote: Should be VFO B frequency, not time. Sent from my iPhone ...nr4c. bill On

Re: [Elecraft] K3S and RTTY Contesting with N1MM+/MMTTY

Rich, Except for the specific references to K3, you answer should be framed ( and filed ) for its completeness. AL, K0VM On 2/6/2016 4:59 PM, Richard Ferch wrote: There is some confusion evident in your post on the roles of the connections between the radio and the computer. There are

Re: [Elecraft] KPA3 vs KPA3A

This has been discussed in the K3S FAQ. See the link to it on the main Elecraft.com web page. Here's the detailed answer from it. Q: Can I move the KPA3 100-watt PA module from my K3 to a K3S, or do I need the new KPA3A module? A: A KPA3 can be used in a K3S. However, we recommend using the

Re: [Elecraft] K3 band data lines

I have built a similar switch controller. If anyone wants a copy of the details, please ask. Specifically: - Just connect te band lines directly to the Arduino inputs. It works fine. - Don't know about cross band split. However K 3 power off and 60M look the same. - I don't bother. I don't

Re: [Elecraft] Wide Spectrum support on Pan Adapter/SDR w/ K3 or KX3

Bert, Spectrum Analyzer would be the best bet! Would also allow transmit monitoring. We used both Spectrum Analyzers & Spectrum Monitors for satellite up/down links to view a single transponder up to the entire satellite. Spectrum Monitor had 70 MHz & 950 MHz inputs. The 70 MHz input would see a

Re: [Elecraft] K3 Missing CONFIG:WMTR after update to MCU5.38

Bill, Do you have TECH MD set to ON? Wayne N6KR On Feb 7, 2016, at 8:55 AM, Bill Cotter wrote: > Hi, > > I just updated my K3 (sn#3082) to the (MCU 5.38, FPF 1.25, DSP1 2.86) and > performed the required TX Gain Calibration. The 5W calibration matched the > Bird wattmeter on

[Elecraft] Wide Spectrum support on Pan Adapter/SDR w/ K3 or KX3

All, I have a young friend who wishes to do the following - (my summary, not his words) - Panadapter (or SDR) with 4Mhz or more display (not just a few hundred kHz) - Capable of 144 MHz - 148 MHz - Point & click control a rig (K3, KX-3, Flex-6700, rig w/

[Elecraft] No Waterfall Display in FLDIGI when KX3 is in DATA mode

I recently connected my KX3 with a Signaling USB interface and using FLDIGI on my Macbook Pro. I was NOT receiving any signals on the waterfall display when I was in the DATA mode recommended in the KX3 Owners Manual. However, I was able to receive signals if I switched to USB. I was able

Re: [Elecraft] slightly OT -- acceptable network switch (aka Linksysproduces birdies)

I have seen some cheap "CAT5/6" jumper cables designed to hook the network device to the jack in the wall, that were purchased on E-Bay. Nuff said. I suspect they were made with stranded conductor wire which is NOT spec. They were just a little too flexible. Cable made by Anixter, Avaya, and

[Elecraft] K3 Missing CONFIG:WMTR after update to MCU5.38

Hi, I just updated my K3 (sn#3082) to the (MCU 5.38, FPF 1.25, DSP1 2.86) and performed the required TX Gain Calibration. The 5W calibration matched the Bird wattmeter on each band, but the 50W was over 50W on each band. I wanted to calibrate the K3 wattmeter so I could repeat the process,

Re: [Elecraft] KX3 with KPA500

YMMV. Sent from my iPhone ...nr4c. bill > On Feb 7, 2016, at 1:11 PM, Bob McGraw K4TAX wrote: > > The book says "30 to 40 watts for 500 watts output". So if one has 1/2 of > that for drive power {15 watts to 20 watts} then they can expect 1/2 of the > rated output

Re: [Elecraft] K3 band data lines

Thanks Bill. My point about the tx inhibit was that I plan to have a "manual selection" button, and I was thinking that maybe it would be nice to have a "fool avoidance" built in. The fool being me, of course. Pf > "Bill" == Bill Frantz writes: Bill> I have

Re: [Elecraft] K3 band data lines

This can work. But it can cause problems as well. You should add isolation in the form of either small diodes (cathode towards K3) or small resistors (maybe 100 ohms). The problem is that if the Arduino is left powered on when the K3 is off, the Arduino can actually leak power into the K3

[Elecraft] Spot Function Question

With a new K3S, when I use the SPOT Function (in CWT) to tune in on a strong CW signal, it makes a variety of Frequency changes depending upon how many Hz digits are the VFO (settings) For example: When the VFO is set to 21.025.979 it goes to 21.026.018 a change in .039 Hz a perfectly tuned

Re: [Elecraft] K3S text decode and time

Should be VFO B frequency, not time. Sent from my iPhone ...nr4c. bill > On Feb 7, 2016, at 11:16 AM, Bob Novas wrote: > > When I use text decode on my K3S, it works nicely but the time display pops > up every so often and then goes away. Is this normal or do I have

Re: [Elecraft] K3/K3S noise blanker performance greatly enhanced (at my QTH) -- need testers

It uses the principal of Quantum Entanglement at its core. Jerry Moore CDXA, INDEXA, SKCC, Fists AE4PB, K3S - S.N. 010324 http://www.qrz.com/db/AE4PB An Amateur is - Considerate, Loyal, Progressive, Friendly, Balanced, and Patriotic. -Original Message- From: Elecraft

Re: [Elecraft] Wide Spectrum support on Pan Adapter/SDR w/ K3 or KX3

Bert, I don't know if the K3 IF output is broad enough to support a 4 MHz span (I suspect it is not). He would have to find an SDR receiver capable of supporting that 4 MHz span and connect it to the K3 IF output. I do know that SDR dongles are capable of 2 MHz span, but I have never seen

Re: [Elecraft] Balun Questions

Mel, I have seen comparable specs on RG303 versus RG400, however, some cable manufacturers have specified a larger bending radius for both cables. Not sure why? I wonder if anyone has actually run tests of coax showing the real impact of bending with a small radius, comparable to what one

[Elecraft] [KX3] DATA A Digital Modes

Need a little help here - or at least someone to tell me if this is normal for the conditions or not. I usually use my K3 connected to a Focusrite 2i2 external sound card for digital modes. I use a Mac - OS X 10.11.3. It works very well and I like it (the 2i2) even better than the previous USB

Re: [Elecraft] Balun Questions

SORRY, but the min static bending radius for RG-303 is 25 mm and RG-400 is 35 mm.  For torroid wrap which is better? Mel, K6KBE From: Chuck Catledge To: 'Guy Olinger K2AV' ; 'Robert Nobis' Cc: elecraft@mailman.qth.net; 'Ron D'Eau

Re: [Elecraft] Wide Spectrum support on Pan Adapter/SDR w/ K3 or KX3

Kevin, I am doing something like this. I use a KX3 with an external transverter for 144 MHz. I have a 3dB splitter on the IF out of the transverter (14MHz) and send half the signal to the KX3 and half to an SDRPlay RSP running HDSDR. It can display in to 8MHz bandwidth, though I only need a

Re: [Elecraft] Wide Spectrum support on Pan Adapter/SDR w/ K3 or KX3

That should have been addressed to Bert not Kevin I see now. 73 from David GM4JJJ > On 7 Feb 2016, at 23:44, David Anderson wrote: > > Kevin, I am doing something like this. I use a KX3 with an external > transverter for 144 MHz. I Snip 73 David GM4JJJ

Re: [Elecraft] K3S text decode and time

But that's the problem. The text decode alternates with the time display. The display mode IS VFO B. Bob - W3DK > -Original Message- > From: Elecraft [mailto:elecraft-boun...@mailman.qth.net] On Behalf Of Nr4c > Sent: Sunday, February 07, 2016 2:42 PM > To: Bob McGraw K4TAX > Cc:

Re: [Elecraft] K3 band data lines

The band input line pins are set up as input on the Arduino. As such, they are high impedance, so I don't think there is any way to drive them from the Arduino (short of changing the program/sketch). I normally leave my switch controller powered on with the K3 powered off, and have not

Re: [Elecraft] Balun Questions

It’s quite practical to use 25 to 35 mm radius bends of RG400 for large ferrite cores including both the one-piece and the snap-on varieties. RG400 has the same diameter as RG-58, i.e. 0.195”. See K9YC’s tutorial here: http://audiosystemsgroup.com/RFI-Ham.pdf All of the RF common mode

[Elecraft] CW noise and variations

AC7AC,   Some months ago I was looking at keyers and Arduino variations of keyers and came across an article that said the author had built a keyer and generated code for adding small random timing variations in the character stream and characters themselves that made the code sound more

Re: [Elecraft] Wide Spectrum support on Pan Adapter/SDR w/ K3 or KX3

Thanks Dave, this was the one I recalled in my memory.   Bert Rollen, PMP rol...@comcast.net 865-599-6074 -Original Message- From: Elecraft [mailto:elecraft-boun...@mailman.qth.net] On Behalf Of David Anderson Sent: Sunday, February 7, 2016 6:44 PM To: Kevin Stover

[Elecraft] OT: KX3 Package For Sale SOLD PENDING FUNDS

The KX3/PX3/KXPA100 station has been spoken for as a package. Thanks to all those that wanted (and almost fought) over the PX3, but it is part of the complete package and that has been sold pending funds. Jim Sheldon - W0EB --- This email has been checked for viruses by Avast antivirus

Re: [Elecraft] APF (audio peaking filter) on the K3/K3S/KX3

I have heard people using voice synthesizers on voice modes. I believe they have had issues which keep them for speaking and this is their way of being able to get on the air. It is certainly my way of doing 25+ wpm DX contacts, but I keep trying to learn. I also QSOed with a guy on PSK31 who

Re: [Elecraft] slightly OT -- acceptable network switch (aka Linksysproduces birdies)

Yes, everything that radiates around your house and even outside your QTH for up to several miles will basically be additive to the noise floor. Take away the electricity from a couple of miles around and you'd be surprised how quite things become. As to fiber, I can't say our previous

Re: [Elecraft] Balun Questions

I am speaking of the radius of the coax bend. To have a coax bend radius of 3" the torroid would be huge...the size of a large coffee can. A 3" OD, x 1.5" ID torroid would typically have a winding radius of less than ~1", even with 2 stacked cores.For my "ugly balun" project I use

Re: [Elecraft] KX3 with KPA500

I run my K3-S with 10w of drive power and usually get 200W out of the KPA500…. I have not hooked my KX3 up … but assuming you have 14V - I see no reason why this would not behave the same. Regards Tim A45WG > On 8 Feb 2016, at 00:47, James Bennett wrote:

Re: [Elecraft] Balun Questions

I just completed a 160/80M common mode choke made from 6 type 31 cores. Each core is 1/2" inside diameter, 1" outside diameter, and 1" long. (12.5mm, 25mm, 25mm). There are four windings of RG58 and I think this design is in agreements with Jim Brown, K9YC's RFI-ham.pdf. The choke hangs just