Re: [Elecraft] Button of no return.

2014-03-13 Thread Dick Frey
Rule 1: NEVER use the POWER button to escape from the TUNE function. It can cause your MCU to crash and lose its mind. Rule 2: When reloading your MCU, make sure the 15pin ACC plug is disconnected or the MCU will not initialize. Rule 3: If you have your K3 all set up the way you like it, run

[Elecraft] External sound cards

2014-03-13 Thread Paul Ormandy ZL4PW
Hi all, Have purchased a new Win 7 laptop and have discovered that my much loved Tascam US-122 midi interface/external sound card will not work as it is obsolete and Tascam never produced a Win 7 driver for that model. So I am seeking a very good external USB sound card, preferably USB 3.0

Re: [Elecraft] External sound cards

2014-03-13 Thread W4GRJ
Take a look at the Navigator now from Timewave http://www.timewave.com/support/Navigator/index.html I think it is one of the best available, my K3 loves it. Jack W4GRJ On Mar 13, 2014, at 3:49 AM, Paul Ormandy ZL4PW zl...@orcon.net.nz wrote: Hi all, Have purchased a new Win 7 laptop and have

Re: [Elecraft] Button of no return

2014-03-13 Thread Stewart
If this is the case, then surely it is something that can be easily addressed in the F/W. i.e. if the TUNE function (or any other critical function) is taking place, ignore presses of the Power button. Of course, this may not help if the PowerPole connector falls out ! 73 Stewart G3RXQ On

[Elecraft] Panadaptor for the KX3

2014-03-13 Thread Pete Smith N4ZR
Has anyone tried using Rocky (VE3NEA, freeware) with the I/Q output from a KX3, for a $0 panadaptor? I'm stimulated to ask this by the panadaptor article in the current QST, which strikes me as a ludicrous example of doing things the hard way. -- 73, Pete N4ZR Check out the Reverse Beacon

Re: [Elecraft] Button of no return

2014-03-13 Thread Bill W2BLC
Yes - the dreaded Power Pole plug fall out! I have had them fall out with only the slightest of movement (factory installed). Temporary solution is to cable tie the red/black lines to the antenna cables - thus supporting them and preventing movement. The final fix will be the removal of the

Re: [Elecraft] Button of no return

2014-03-13 Thread Mike K2MK
Hi Stewart, There may be a firmware solution to prevent this problem but I don't think it advisable to ever ignore the power button. The Power Button is like an Emergency Stop button. It needs to be 100% reliable. 73, Mike K2MK Stewart@twinwood wrote If this is the case, then surely it is

[Elecraft] Traveling and US Customs

2014-03-13 Thread ray.fallen
*Most commercially made ham gear looks like some kind of cell phone and is usually passed in the USA. I have found great variance in inspection by airport; generally tighter in small airports. I always carry my license and a business card attached to the radio. Going into Canada you want to

Re: [Elecraft] Button of no return

2014-03-13 Thread Roger D Johnson
Careful, Bill. You're about to be flamed by the Power Pole Police! You know, those that insist that insist that it takes 2700 lbs of force to disconnect PPs or that you, in your stupidity, have assembled the connectors improperly! I've had them come apart several times when futzing around the

Re: [Elecraft] [k3] Mic Gain: Option 7

2014-03-13 Thread bill conkling
And tap 7 for an additional 10db of gain! I'm sure Its in the book! ...bill nr4c Sent from my Verizon Wireless 4G LTE DROID Sam Morgan k5oai@gmail.com wrote: tap MENU to get into MAIN locate MIC SEL tap DISP read the info that scrolls across VFO B it will tell you about toggling Boost

Re: [Elecraft] Button of no return

2014-03-13 Thread Jack Brabham
I'm one of those that considers the PowerPole connector on my K3 to be a PITA.Is there something afoot to replace it? I've considered ways to replace it but haven't come up with anything that seems reasonable yet. 73 Jack KZ5A On 3/13/2014 6:08 AM, Bill W2BLC wrote: Yes - the

Re: [Elecraft] Button of no return

2014-03-13 Thread Charlie T, K3ICH
Well, I'll don my asbestos suit and dump on the power poles. They're too flimsy, over-rated, over priced, non-re-useable, non-standard ( red on the right or it is?? You cannot plug in any of the Molex or later connectors such that the polarity is reversed and you don't need a $40 crimper to

Re: [Elecraft] K1 Kit display back light

2014-03-13 Thread Dyarnes
Hi All, Notwithstanding the commentary to the contrary, I retrofitted my K1 some years back with the backlight option. It certainly wasn't a piece of cake, but it wasn't that daunting either. It just took a little time and effort. If you assembled your K1, you certainly can do the

Re: [Elecraft] [k3] Mic Gain: Option 7

2014-03-13 Thread Sam Morgan
Page 20 K3 Owner's man D10.pdf MIC MONO; hi- or low-Z This jack accommodates an electret or dynamic mic. Use MAIN:MIC SEL to select the rear panel mic (RP). Tap 1 to turn on Low or High mic gain range. Tap 2 to turn bias on/off (see pg. 28 for recommendations based on mic type). For the

Re: [Elecraft] External sound cards

2014-03-13 Thread Joe Subich, W4TV
If you're talking about a fully featured amateur radio interface, the standard are those from microHAM - including DigiKeyer II (CAT and digital modes with WinKey) and microKEYER II (CAT, digital modes, WinKey *and* full microphone handling for DVK, etc.). For sound card only situations there

Re: [Elecraft] Button of no return

2014-03-13 Thread Mike Harris
Not a flame just a simple power pole observation. Never had a problem, never fallen out (K2, K3, XV50) even when tugging units around, soldered not crimped, no $40. crimper, not colour blind so arranged the cable and connectors to match the equipment. Each to his own I guess. Regards, Mike

Re: [Elecraft] Button of no return

2014-03-13 Thread Roger D Johnson
I do not dislike Power Poles and use them for many cords around my station. The problem is that my K3 is fed from the power supply using large (stiff) diameter conductors. Brushing up against these can cause them to disconnect from the K3. If the K3 is powered up, this can result in the K3

[Elecraft] [KX3] Light weight headset and external PTT

2014-03-13 Thread Gary Hawkins
I'm looking for a very light-weight headset for use with the KX3 when portable. Has anyone used the Microsoft Lifechat LX 2000 L2 Headphone - these fold so reducing storage space? Alternatively, does anyone have any tried and tested light-weight, foldable headset they would recommend? I'm

Re: [Elecraft] [k3] Mic Gain: Option 7

2014-03-13 Thread bill conkling
Yes the ref to 3 is a long overdue edit. I have used 7 to work with my Heil HM12 in front panel. Was unaware it doesn't work for rear jack. CM500 plugged in there, no need. ...bc Sent from my Verizon Wireless 4G LTE DROID Sam Morgan k5oai@gmail.com wrote: Page 20 K3 Owner's man

Re: [Elecraft] Button of no return

2014-03-13 Thread Mike Harris
I use a somewhat larger diameter than supplied cable to my K3 with a four inch or so piece of the supplied cable with the PP's in line crimped to it using vehicle cabling crimps. Provides flexibility at the K3 without adding any significant extra IR loss. Regards, Mike VP8NO On 13/03/2014

Re: [Elecraft] Button of no return

2014-03-13 Thread Richard Solomon
You can get an ultra-flexible 10 ga wire that audio folks use for speaker connections (I got a 200' roll off the evil empire). Much better than the standard stranded wire. 73, Dick, W1KSZ On 3/13/2014 8:05 AM, Mike Harris wrote: I use a somewhat larger diameter than supplied cable to my K3

Re: [Elecraft] [KX3] Light weight headset and external PTT

2014-03-13 Thread Don Wilhelm
Gary, I can't answer on the microphone, but I can respond to your PTT question. PTT is available on the microphone plug and also on the ACC2 jack tip (if you set the menu for it). The Elecraft cable adapter for the ACC2 connector can be used for PTT. Just set the KX3 menu for ACC2 IO to

Re: [Elecraft] Button of no return

2014-03-13 Thread Richard Solomon
A blast from the past, look at GR Binding Posts. 73, Dick, W1KSZ On 3/13/2014 4:47 AM, Roger D Johnson wrote: Careful, Bill. You're about to be flamed by the Power Pole Police! You know, those that insist that insist that it takes 2700 lbs of force to disconnect PPs or that you, in your

[Elecraft] Trade for Elecraft K3

2014-03-13 Thread Dennis Brickey
I have an excellent to pristine low mileage (probably less than 100 q's) Orion II with auto-tuner and full complement of filters that I would like to trade for/toward an Elecraft K3/100 of some configuration.  Due to limited space, I find the smaller box more prudent and attractive.  I have

Re: [Elecraft] Button of no return

2014-03-13 Thread tom armour
I am surprised no-one mentioned this. You can buy retention clips if you have issues with disconnects: Anderson part # 110G68 They cost about 50 cents. Can we drop this subject now? it has been re-hashed many times. 73 - Tom - wa4ta Date: Thu, 13 Mar 2014 12:05:49 -0300 From:

Re: [Elecraft] Button of no return

2014-03-13 Thread Roger D Johnson
Have YOU used one of these on a K3? I don't see any way to do it without cutting away some of the rear panel. 73, Roger On 3/13/2014 12:14 PM, tom armour wrote: I am surprised no-one mentioned this. You can buy retention clips if you have issues with disconnects: Anderson part # 110G68 They

Re: [Elecraft] Button of no return

2014-03-13 Thread Phil Wheeler
Agree re firmware fix if possible. Accidental button pushes do happen. I guess the two-button approach on the KX3 precludes this particular disaster :-) 73, Phil w7ox On 3/13/14, 1:28 AM, Stewart wrote: If this is the case, then surely it is something that can be easily addressed in the

Re: [Elecraft] Button of no return

2014-03-13 Thread Roger D Johnson
Page 63 of the manual. if you have anything on the ACC connector it must be removed for this to work. On 3/13/2014 11:15 AM, bwru...@gmail.com wrote: Can you tell me where to find the procedure just in case? 73 De Brian W3BW Brian F. Wruble, C.F.A. Leap and the net will appear. On Mar 13,

Re: [Elecraft] Traveling and US Customs

2014-03-13 Thread ab2tc
Hi, Bringing a few pieces of ham gear to Canada by car and bringing it back has never been a problem for me and I would never dream of getting the forms alluded to. We have done numerous trips into Ontario from New York and never encountered any problem. U.S. customs agent do not care much about

[Elecraft] Traveling and US Customs

2014-03-13 Thread Edward R Cole
Ray, I guess it has changed a lot since the time I flew to Winnipeg from Minneapolis in 1999. I specifically telephoned the Canadian customs in Winnipeg to check requirements since I was bringing along a radio to a conference. That is when I discovered the main issue was returning to the

Re: [Elecraft] Button of no return

2014-03-13 Thread Joe Subich, W4TV
On 3/13/2014 11:15 AM, Richard Solomon wrote: You can get an ultra-flexible 10 ga wire that audio folks use for speaker connections (I got a 200' roll off the evil empire). Much better than the standard stranded wire. 73, Dick, W1KSZ Why bother? The difference in resistance between #12 and

Re: [Elecraft] External sound cards

2014-03-13 Thread Jim Brown
On 3/13/2014 6:46 AM, Joe Subich, W4TV wrote: K9YC will point you to a couple of MIDI boxes from TASCAM and Numark To expand on that, my testing and use is with XP Pro, and my focus was for I/O for use with RTTY, JT65, and other digital modes. BTW -- the boxes I've tested and use are USB,

Re: [Elecraft] Button of no return

2014-03-13 Thread Stewart
I think that I would be rather miffed, if in the middle of a contest or worse an expensive DXpedition the power went off (PowerPole or not) and I found the K3 software settings corrupted. Most early computers monitored the power rails and shut down gracefully. 73 Stewart G3RXQ On Thu, 13 Mar

[Elecraft] Powerpole police here....

2014-03-13 Thread Art Bross
Careful, Bill. You're about to be flamed by the Power Pole Police! You know, those that insist that insist that it takes 2700 lbs of force to disconnect PPs or that you, in your stupidity, have assembled the connectors improperly! I've had them come apart several times when futzing

Re: [Elecraft] Powerpole police here....

2014-03-13 Thread Roger D Johnson
Ok...Let me ask YOU. Do you own a K3 and have you done this? 73, Roger On 3/13/2014 2:22 PM, Art Bross wrote: Careful, Bill. You're about to be flamed by the Power Pole Police! You know, those that insist that insist that it takes 2700 lbs of force to disconnect PPs or that you, in your

Re: [Elecraft] External sound cards

2014-03-13 Thread Joe Subich, W4TV
On 3/13/2014 1:26 PM, Jim Brown wrote: BTW -- the boxes I've tested and use are USB, not MIDI. I mentioned MIDI because in the semi-professional audio world there is little understanding of the difference between MIDI and USB any more. In most cases all of the audio interfaces have USB control

Re: [Elecraft] Traveling and US Customs

2014-03-13 Thread David Christ
I did this once with a camera. It was good forever. What I have to say here is my belief and I am not a lawyer. The signature has to be by a Customs and Border Protection (CBP) official. I have not tried this at a Canadian crossing, but if you stop before the Canadian barrier and go to the

Re: [Elecraft] Traveling and US Customs

2014-03-13 Thread David Christ
I forgot to add that there is a customs office anywhere people on flights or in cars get admitted to the US. At O'Hare I just went to where the passengers from foreign flights came out into the terminal. David K0LUM On Mar 13, 2014, at 11:32 AM, Edward R Cole wrote: But, alas, Homeland

Re: [Elecraft] Panadaptor for the KX3

2014-03-13 Thread w...@i29.net
Hi Pete I have been using ROCKY as a panadapter on my KX3 along with the iMic stereo USB sound adaptor. I find they help during a contest and in finding QSOs on a dead band. I recently added the NaP3 software to my station. ROCKY and NaP3 serve two different purposes in my station but the one

Re: [Elecraft] Panadaptor for the KX3

2014-03-13 Thread Kenneth A Christiansen
Sorry my fat fingers messed this up but the content of my reply is below. 73 Ken W0CZ w0cz at i29 dot net Sent from my iPad On Mar 13, 2014, at 1:43 PM, w...@i29.net w...@i29.net wrote: Hi Pete I have been using ROCKY as a panadapter on my KX3 along with the iMic stereo USB sound

Re: [Elecraft] Powerpole police here....

2014-03-13 Thread GRANT YOUNGMAN
I kind of hope that Eric comes in and kills this thread. I have NEVER had the power poles “fall out” of the back of my K3. That said, I don’t pick up my radio and try to throw it across the room, I don’t have my cables arranged where I can easily get them tangled in my feet and pull them

Re: [Elecraft] External sound cards

2014-03-13 Thread Jim Brown
On 3/13/2014 11:33 AM, Joe Subich, W4TV wrote: In most cases all of the audio interfaces have USB control and appear in the MIDI section of the retailers' catalogs instead of the Sound card category. I found them on the vendor website by searching on USB Sound Card or USB Interface. 73,

Re: [Elecraft] Panadaptor for the KX3

2014-03-13 Thread Matt VK2RQ
You could the the N3FJP logging program and the NaP3 pan adapter program at the same time if you use the free LPBridge program: http://www.telepostinc.com/LPB.html 73, Matt VK2RQ On 14 Mar 2014, at 5:43 am, w...@i29.net w...@i29.net wrote: N3FJP

Re: [Elecraft] Powerpole police here....

2014-03-13 Thread Roger D Johnson
Or at least kill your idiotic comments! On 3/13/2014 2:53 PM, GRANT YOUNGMAN wrote: I kind of hope that Eric comes in and kills this thread. I have NEVER had the power poles “fall out” of the back of my K3. That said, I don’t pick up my radio and try to throw it across the room, I don’t have

Re: [Elecraft] Powerpole police here....

2014-03-13 Thread KQ8M
Yea, well, my power pole and beat up your power pole. :-) 73, Tim Herrick, KQ8M k...@kq8m.com -Original Message- From: elecraft-boun...@mailman.qth.net [mailto:elecraft-boun...@mailman.qth.net] On Behalf Of GRANT YOUNGMAN Sent: Thursday, March 13, 2014 2:53 PM To:

Re: [Elecraft] Traveling and US Customs

2014-03-13 Thread Phil Kane
On 3/13/2014 11:38 AM, David Christ wrote: Again I am not a lawyer, but I have never heard of this being a problem. But it would not hurt to have the paper. Sometimes even the paper doesn't help. Many years ago, when I worked for the Feds, I had to ship agency-owned Japanese-made

[Elecraft] K2dsp

2014-03-13 Thread John Cooper
So I removed r19 it gives a noisey pop as expected.  Dsp works great all the adjustments make a difference and the audio is there.  Now I just need to know if there is anything that tells the firmware to stay muted or is it just the firmware?  I can get u1 from elecraft for $29.   But that

Re: [Elecraft] Powerpole police here....

2014-03-13 Thread ab2tc
Hi, I kind of hope he will not kill this thread. I really have no problem with APP. I assemble my own, I solder them, I know how to click them together and I have no problem with them separating from their mate or falling apart. By far the worst connector to pull out or make connection problems

Re: [Elecraft] Traveling and US Customs

2014-03-13 Thread Phil Kane
On 3/13/2014 11:42 AM, David Christ wrote: I forgot to add that there is a customs office anywhere people on flights or in cars get admitted to the US. Some are only staffed part-time even though the field is called an International Airport. At O'Hare I just went to where the passengers

[Elecraft] Power connector mafia

2014-03-13 Thread Lynn W. Taylor, WB6UUT
We can be civil and engage in a useful technical discussion on a topic, or we can call each other names. I'd also vote for the various pro- and anti- power pole threads to end. Not that this list is (or should be) a democracy. __

[Elecraft] KX3 Manuals

2014-03-13 Thread Hunter Ellington
One and all, I am about to receive a new (to me) KX3.  Is there an after market operator's manual like the one Fred Cassy wrote for the K3?   K0GFY  R. Hunter Ellington 303-996-6585/720-560-8139 P.O. Box 44 Larkspur, CO 80118 __

Re: [Elecraft] Powerpole police here....

2014-03-13 Thread Scott Manthe
So, because someone disagrees with you, he is an idiot? Did the Internet make you forget your manners? There is no reason for anyone on this list to make comments like yours, ever. We're discussing Powerpoles, not religion or politics. Scott, N9AA On 3/13/14 3:14 PM, Roger D Johnson wrote:

Re: [Elecraft] KX3 Manuals

2014-03-13 Thread Matt VK2RQ
http://www.ke7x.com/The-KX3 73, Matt VK2RQ On 14 Mar 2014, at 6:27 am, Hunter Ellington wb9...@yahoo.com wrote: One and all, I am about to receive a new (to me) KX3. Is there an after market operator's manual like the one Fred Cassy wrote for the K3? K0GFY R. Hunter Ellington

Re: [Elecraft] Traveling and US Customs

2014-03-13 Thread David Christ
The setup at O'Hare was a final door from the customs area a short corridor to where you would meet anyone expecting you. There was a door in the corridor to the customs office area. I asked and they let me go in that door. This was not the area where any passenger processing was done. They

Re: [Elecraft] KX3 Manuals

2014-03-13 Thread Hunter Ellington
Thanks.   K0GFY  R. Hunter Ellington 303-996-6585/720-560-8139 P.O. Box 44 Larkspur, CO 80118 On Thursday, March 13, 2014 1:31 PM, Matt VK2RQ matt.vk...@gmail.com wrote: http://www.ke7x.com/The-KX3 73, Matt VK2RQ On 14 Mar 2014, at 6:27 am, Hunter Ellington wb9...@yahoo.com wrote: One

[Elecraft] K3- Looking for Options

2014-03-13 Thread Luther Phillips
Just acquired a used K3/10 with no options, and am looking to buy some. Thought I would try here before ordering new. If you are interested in selling any of the following, please let me know: KAT3 (can swap standard 1-antenna connection board if needed) KXV3 or 3A CW filters, 5-pole

Re: [Elecraft] Powerpole police here....

2014-03-13 Thread Roger D Johnson
OK...this is getting out of hand. I would suggest Elecraft make the cutout in the back panel of the K3 a bit taller over the chassis mount PP connectors. This would allow the use of the retaining clip and prevent this problem. I would have done this long ago but I didn't want to hack up the

Re: [Elecraft] KX3 Manuals

2014-03-13 Thread Bob
Also this: http://www.niftyaccessories.com/Elecraft_RefGuide.htm A smaller condensed manual, easy to pack and take. I have and could recommend both. They serve different purposes 73, Bob K2TK Ex KL2TKR (1956) K2TKR On 3/13/2014 3:31 PM, Matt VK2RQ wrote: http://www.ke7x.com/The-KX3 73,

[Elecraft] Powerpole police here....

2014-03-13 Thread Jan
I agree with Knut--I hope he will not kill this thread. I disagree with Knut--I have never had a 3.5 mm phone connector pull out of my K3. I have had the Powerpole connector disconnect numerous times, simply by sliding the K3 forward or back on the desk. I bought myself a bunch of Powerpole

Re: [Elecraft] Panadaptor for the KX3

2014-03-13 Thread Mark Petiford
Rocky has been my go to application for my homebrew SDR uses for many years.  While it doesn't have all the bells and whistles of other applications, it has the best frequency domain display available, it is rock solid, and for homebrew use, it can control an si570 through the I2C bus with the

Re: [Elecraft] Panadaptor for the KX3

2014-03-13 Thread Bill Cobb
Oh the spoof is there (QST), but it does not relate to this topic. :-) Bill Cobb k4yjj On Thu, Mar 13, 2014 at 4:42 PM, Mark Petiford rv6am...@yahoo.com wrote: Rocky has been my go to application for my homebrew SDR uses for many years. While it doesn't have all the bells and whistles of

Re: [Elecraft] [K2] Miscellaneous Accessory Board Project

2014-03-13 Thread Sean Michael Johnston
Tom, Are all of the 9 boards spoken for? If not, I’d like to buy one as well. Also, I don’t suppose you would have a shopping cart link from mouser for this project, would you? 73 - Sean KG5AJZ __ Elecraft mailing list Home:

Re: [Elecraft] Button of no return

2014-03-13 Thread Bill K9YEQ
Also, have had no problems and I install on all of the equipment I have. I had more than my fair share of Molex issues. I prefer the Power pole and do not solder... I think that stresses the connections. No Flames Please. Bill -Original Message- From: elecraft-boun...@mailman.qth.net

[Elecraft] Panadaptor kx3

2014-03-13 Thread Richard E Neese
I just use NAP3 and it works with no issues. and I have a ham laptop all setup for it.. so why use anything else... its growing again and its getting better __ Elecraft mailing list Home:

Re: [Elecraft] Panadaptor kx3

2014-03-13 Thread Phil Wheeler
Likely the why would be when operating portable, without a computer. However the implementation(s?) -- there seem to be three -- in the April QST article all seem pretty klugy with lots of cables and more than one device/box in addition to the KX3, so a small laptop (or netbook) would likely

[Elecraft] Cable for DC Wiring

2014-03-13 Thread Jim Brown
On 3/13/2014 1:40 PM, Jan wrote: I will also agree with an earlier poster that #12 audio wires are more flexible than the red/black married pairs we normally see. It is really quite unfortunate that red/black glorified zip cord has become the defacto standard for power and speaker wiring. It

Re: [Elecraft] [K2] Miscellaneous Accessory Board Project

2014-03-13 Thread Dave KW4M
I don't know how many boards Tom has left, but the Mouser project link is included in the pdf project manual. Here it is: http://www.mouser.com/ProjectManager/ProjectDetail.aspx?AccessID=4954c48ac1 http://www.mouser.com/ProjectManager/ProjectDetail.aspx?AccessID=4954c48ac1 -- View this

[Elecraft] GaFET Preamp for XV144 transverter

2014-03-13 Thread Edmund Wright
I have recently finished aligned and tested an Elecraft XV144 Transverter. I have an Advanced Receiver Research SP144VDG GasFet 2 meter preamplifier. Its specs are as follows: Noise Figure 0,55 dB Gain 24 dB Compression +12 dBm Transceiver Power 25 watts Should I use my

Re: [Elecraft] Button of no return

2014-03-13 Thread Eric Swartz WA6HHQ - Elecraft
Folks, let's wind this thread and related ones tonight with just a few more posts in the interest of limiting email overload for others. Also, please remember to keep all discussions and disagreements cordial and polite on the list. Eric List Moderator elecraft.com --- Sent from my iPhone 5S

[Elecraft] OT: QSL 3 Ring Binder

2014-03-13 Thread Brian Linn
After much time searching the web, I've been unable to locate a 3 ring binder to hold full size certificate sleeves, which are too wide for the standard 8.5 x 11 binder. Any suggestions will be very much appreciated. Feel free to e-mail direct, off list . I've no desire to create clutter on

Re: [Elecraft] GaFET Preamp for XV144 transverter

2014-03-13 Thread PA2KW
Hello Ed, I do not know the NF of the XV144, but I guess it's somewhere around 1 dB. If you want me to calculate how much there is to win, give me the NF of the XV144 and your cable loss. It makes only sense (practically in most cases) if you place the preamp at the antenne side. But gaining 0,2

Re: [Elecraft] GaFET Preamp for XV144 transverter

2014-03-13 Thread Don Wilhelm
Ed, I can't answer your question directly because it all depends. Your preamp has a very low noise figure. If mounted at the antenna, it will swamp out any losses in the feedline (as opposed to mounting it in the shack). However, with good low loss feedline, the loss in 25 feet of coax may

[Elecraft] Battery voltage on KX3 seems high...

2014-03-13 Thread Andrew Robertson
I have some NiMH batteries installed in my KX3, and while it is plugged into a power supply or fully charged 12v battery the rechargeable batteries report a voltage of 10.8v. If I remove external power the KX3 reports internal battery voltage at 10.2v. Is the KX3 trickle-charging the internal

Re: [Elecraft] Battery voltage on KX3 seems high...

2014-03-13 Thread Phil Wheeler
It may be related to drawing current from the internal batteries when you don't use a higher voltage external supply -- vs. no current from them when they are not powering the rig. 73, Phil w7ox On 3/13/14, 7:49 PM, Andrew Robertson wrote: I have some NiMH batteries installed in my KX3, and

Re: [Elecraft] Battery voltage on KX3 seems high...

2014-03-13 Thread Don Wilhelm
What is the current and voltage rating of the power supply that you have connected to the KX3? That is an important parameter to answer your question. 73, Don W3FPR On 3/13/2014 10:49 PM, Andrew Robertson wrote: I have some NiMH batteries installed in my KX3, and while it is plugged into a

Re: [Elecraft] Panadapter KX3

2014-03-13 Thread Bill Davis
  I use a Softrock receiver connected to the IF port on my K3 and have for 4yrs. I use Rocky software and agree it is the best weak signal display out there. I operate mostly VHF/UHF/microwave weak signal. If interested in more ... see my web pages. QRZ contains a web page link. My only problem