Re: [Elecraft] K3s Odd sound vibrations - Hypothesis, Steps, Conclusion, and Request.

Why use adhesive (which I suspect Elecraft will tell you not to do)? You can probably solve the problem by shimming the core with a piece of soft plastic or foam, or putting a piece of tape under it. 73, Vic, 4X6GP/K2VCO Rehovot, Israel http://www.qsl.net/k2vco/ On 17 Feb 2016 05:54, Jerry

Re: [Elecraft] Microham Microkeyer II, RFI in mike with my K3

Joe, Perhaps that's what you're selling now, and if it is, that's great. But what I described is what is at W6OAT. As it happens, I rode into San Francisco tonight with him to meet a visiting JA contester for dinner. He confirmed that what I wrote was an accurate description of what's in his

Re: [Elecraft] Microham Microkeyer II, RFI in mike with my K3

Joe, I can only confirm what Jim has written and this undermines my findings. Putting ferrites in the Original Microham cables improves the situation but does not solve it. I got feedback with similar problems when antennas are in close proximity, again only with Microham interfaces. Others

Re: [Elecraft] Pigtails on ANT1 and ANT2 UHF Bulkhead Connectors

On Tue,2/16/2016 6:59 PM, Clay Autery wrote: I've decided to replace the SO-239 bulkhead connectors for ANT1 and ANT2 with N-Connectors, but I don't want to de-solder the pigtails from the stock UHF connectors. Why? UHF connectors are generally superior at HF and low VHF. 73, Jim K9YC

Re: [Elecraft] Receive drops about 6 s-units

Many thanks. Yup, it was the amplifier relay. I'll try Deox-it and hope for the best. The relay on the Ameritron AL-800 is not all that accessible, but I think the contacts can be reached. Dick, WO1I -Original Message- From: Elecraft [mailto:elecraft-boun...@mailman.qth.net] On

Re: [Elecraft] KPA500 problem

Jim, I think you will find the KPA500 transformer to be quite robust, but of course there is always a small chance that you have one that could be defective. If you can monitor the DC voltage under load, that would be revealing. Contact k3sup...@elecraft.com or Jack Brindle (he has already

Re: [Elecraft] KPA500 problem

Their methods show BOTH line regulation and load regulation. How much does the voltage change with a stiff, low impedance line or an electronic AC generator that will keep the line at 110 or 220, regardless of load(within limits of course)? I get a sense the transformer is not that robust, but

Re: [Elecraft] Receive drops about 6 s-units

Every time that happens to me I go out and wiggle the window line on my G5RV to find the latest break from flexing in the wind. It's the copper weld wire that cracks and eventually separates enough to fail completely. Will be replaced soon. 73, Brian, K0DTJ > On Feb 16, 2016, at 18:45,

Re: [Elecraft] K3s Odd sound vibrations - Hypothesis, Steps, Conclusion, and Request.

I resent the original and added a step. I get the buzzing with the monitor down low. Increasing the level allows me the ability to better isolate and hear it. If you remove the screws from the top cover and hold it in your hand there is no buzzing or distortion at any monitor level, or volume

[Elecraft] K3s Odd sound vibrations Edit - Hypothesis, Steps, Conclusion, and Request.

Hi, I thought I had the sound issue licked with the loose case screws but I still hear the buzz. I believe I found the issue and it's NOT the speaker (well I don't believe based on my findings). Hypothesis: I strongly suspect loose transformer cores are the cause of the buzzing that are

Re: [Elecraft] K3s Odd sound vibrations - Hypothesis, Steps, Conclusion, and Request.

Why on earth would you turn the TX MON up all the way? My front door would be buzzing with it that loud. Sent from my iPhone ...nr4c. bill > On Feb 16, 2016, at 10:14 PM, Jerry Moore wrote: > > Hi, I thought I had the sound issue licked with the loose case screws

Re: [Elecraft] Pigtails on ANT1 and ANT2 UHF Bulkhead Connectors

1) I'm converting from SO-239 to N-Connectors on the K3s's ANT1, ANT2 connectors 2) I'm standardizing on one type of cable for "in the shack" stuff so that I don't have to buy a bunch of different dies for my crimp frame... until the tower feedline goes up. 3) I'm only using BNC where it

[Elecraft] K3s Odd sound vibrations - Hypothesis, Steps, Conclusion, and Request.

Hi, I thought I had the sound issue licked with the loose case screws but I still hear the buzz. I believe I found the issue and it's NOT the speaker (well I don't believe based on my findings). Hypothesis: I strongly suspect loose transformer cores are the cause of the buzzing that are

Re: [Elecraft] Pigtails on ANT1 and ANT2 UHF Bulkhead Connectors

Morse Express sells kits with an SO-239 sized mounting plate, hardware and a female BNC connector to do just what you're proposing. It's a trivial matter to unsolder the short jumper wire with the pin from the SO-239 and move it to the BNC. All the antenna connectors on my K3 and wattmeter ...

[Elecraft] Pigtails on ANT1 and ANT2 UHF Bulkhead Connectors

I've decided to replace the SO-239 bulkhead connectors for ANT1 and ANT2 with N-Connectors, but I don't want to de-solder the pigtails from the stock UHF connectors. So I need to source new pigtails... Does anyone know what the specs are for the pigtails? What is that little male pin called

Re: [Elecraft] Receive drops about 6 s-units

This behavior is frequently caused by oxidation on a normally-closed (relaxed) relay in the antenna chain. Amplifier relays, bandpass filter relays, antenna selector relays are all suspects. It also could be a poorly soldered contact in the antenna, or an oxidized PL-259 center pin. When

[Elecraft] Receive drops about 6 s-units

I'm having a problem with my K3 (with 2 receivers and a P3). While listening for a few minutes, signals drop about 6 s-units. Original strength returns when I push the PTT, but the drop returns after a minute or two. None of this impacts transmit. It seems like a bad relay. Has anyone else

Re: [Elecraft] Intermittent steady CW send ?

Steve, "strange happenings" like that are commonly attributed to RF-in-the-shack. I know this is an often cited problem, but in many cases it is real. Given that it happens only infrequently, the source may be difficult to find. For instance, do you have an antenna swaying in the wind that

Re: [Elecraft] K3S Raspberry Pi 2 Adventures in small computing

So far it's a blast. I just ordered/received a BEC (battery equiv. Circuit that's a DC-DC converter to drop 12v down to 5v at up to 5A continuous), The RPI2 is in an AL Case, I need to drill/tap a ground connection for it. Then decide what is the smallest display I can live with. I have it on

[Elecraft] [KX3]Problem with extended vfo temp comp procedure

I tried several times to perform this procedure with the same result. I get to the step on page 5 ( about half way down ) that says to "Tap APF until you see SAVING appear on VFO B. " I never see SAVING on VFO B. I must be doing something wrong although everything seems normal up to that

Re: [Elecraft] KPA500 problem

I've not seen any such specs., but since the measurements for setting the taps and checking the regulation (load/no-load voltages) are done using the actual HV at the output of the power supply, as long as it stays within the stated range it should work FB. 73, Ron AC7AC -Original

[Elecraft] Intermittent steady CW send ?

I suppose I should look for this in the database, but I'm not really sure what to call it. I have a nice K3 and, generally I am delighted with it. One small splinter as I slide down the banister happens so infrequently that I suspect it would be difficult to demonstrate "on demand." When

Re: [Elecraft] K3S Raspberry Pi 2 Adventures in small computing

Thank you for sharing that Jerry...  I have been wanting to do exactly that, and was wondering if the RP2+ would do it. -- 73's, and thanks, Dave For software/hardware reviews see: http://www.nk7z.net For MixW support see: https://groups.yahoo.com/neo/groups/mixw/info For SSTV help see:

[Elecraft] Yuma Hamfest

Anyone attending the Yuma ARRL SW Hamfest this weekend and has a few hours to spare to help at the booth-especially between 10:00 and 11:30 on Saturday, let me know. I would greatly appreciate your expertise as I will be working solo during that time and Ham expertise would be wonderful!

Re: [Elecraft] KPA500 problem

The load regulation of the transformer/rectifiers is also an issue. Does Elecraft spec the load regulation of the KPA-500 at nominal AC input for both 110 and 220 volt input? Jim W6AIM . -Original Message- From: Elecraft [mailto:elecraft-boun...@mailman.qth.net] On Behalf Of Ron

Re: [Elecraft] KPA500 problem

On the fairly rare occasions I go QRO with the KPA500 it runs off of a 120V wall outlet >50 feet from the breaker panel. With the taps set so the key-up HV is near max (85V), the HV drops to close to the minimum voltage (60V) at 500 watts on some bands. That's all due to the 120V feed droop.

Re: [Elecraft] k2 main tuning locked up

Jim, Is this a newer K2 which uses the new encoder with the circuit board on the back of it? If so, both the encoder board and the area of the Control Board behind the encoder board must be flush trimmed - and I mean really flush trimmed. Contact between the encoder board and the control

Re: [Elecraft] 10.118.288 dead carrier

10.118283 in Tucson. Peaking at S9 with QSB to S6. On 2/16/2016 11:56 AM, Mike Flowers wrote: Yep - I hear it too. It's strongest on a 60 degree heading from San Jose, CA - not particularly helpful as this includes most of the NA continent. I had a 20M PSK31 QSO once with an OM in NY who

Re: [Elecraft] CQ WPX RTTY Contest

Hi Bill, If the P3SVGA is set for displaying K3 decoded digital or CW text, another external text display program (rumlog, K3 Utility text window etc.) that accesses the K3's decoded text over the serial or USB command interface can not be running and displaying the decoded text at the same

[Elecraft] K3S Raspberry Pi 2 Adventures in small computing

WOW, That pretty much sums up my experience so far. I was using a Raspberry PI B+ to run Debian *nix and FLDIGI. CPU under XWindows with FLDigi running bounced around 90%. Shut down, unplugged, swapped in the Raspberry PI 2, plugged in the SD card from the Pi B+, powered up. just a few updates

Re: [Elecraft] K3S

Ditto, it's scary just how much you can hear using the technology 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] 10.118.288 dead carrier

it is S9+ here in Pinehurst, NC on all 5 antennas, none of which are cut for 30 m. Bill, AA4R -Original Message- From: Kenneth Moorman Sent: Tuesday, February 16, 2016 2:20 PM To: 'Mike Flowers' ; elecraft@mailman.qth.net Subject: Re: [Elecraft] 10.118.288 dead carrier It's

Re: [Elecraft] CQ WPX RTTY Contest

Thanks to some off list advice, I think I have tracked this problem down. It doesn't appear to be RUMlogNG because it also occurs with the K3 utility. (Note: I found thi problem before communicating with Tom DL2RUM.) Here's my message to support describing the problem: When running the K3

[Elecraft] OT Spaceweather.com - Geomagnetic Storm in Progress

Always interesting to follow: http://spaceweather.com David A., KK6DA, LA David Ahrendts davidahren...@me.com __ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help:

Re: [Elecraft] 10.118.288 dead carrier

We're at OT 10 posts in a very short time. Let's end this thread now and take it to direct email at this time, in the interest reducing email overload for other readers. 73, Eric List Moderator, Modulator etc.. /elecraft.com/ On 2/16/2016 11:51 AM, N2TK, Tony wrote: In upstate NY (65 miles

Re: [Elecraft] 10.118.288 dead carrier

In upstate NY (65 miles North of NYC) there is a strong carrier about s9 +15 with lots of ups and downs. With the high wind my beam is flexing all over the place so tough to get any meaningful reading. Even when the wind dies down momentarily the signal is all over the place too. But it does seem

Re: [Elecraft] 10.118.288 dead carrier

I've been watching it now for 30 minutes and its really loud here in southeastern Michigan. With QSB it fluctuates from +20 to +40 on my wire 160-80-40-30-17m vertical/INV-L. On my Hi-Z 4 sq rx antenna it appears to be northeast of me with up to +45/9 peak signals and nulls to S9 pointing

[Elecraft] K3S

Many Thanks and bravo to the folks at Elecraft for the K3s. I am able to hear and work weak signals that are S2 and below on all bands using the APF and NR. Congratulations for a job well done, Elecraft! ARS N5GE __ Elecraft mailing

[Elecraft] replying to the digest

Geez guys. Two people replied to the digest today which resulted in two long strings of already seen messages being included. If you receive the digest, please think twice before replying with your thoughts and comments. Jim/N1NK

Re: [Elecraft] 10.118.288 dead carrier

Yup I see the dips here also from just a couple of s units to 4 or 5. No pattern, like some one is tunning. 73 Joe K2UF -Original Message- From: Elecraft [mailto:elecraft-boun...@mailman.qth.net] On Behalf Of Kenneth Moorman Sent: Tuesday, February 16, 2016 2:20 PM To: 'Mike Flowers';

Re: [Elecraft] Elecraft Digest, Vol 142, Issue 31

Those of us who access this reflector through a daily (or whatever) digest would appreciate it if people would not reply to the digest (as I'm doing!!), allowing all 26 messages to be reproduced. I have to wade through all this stuff to find the next genuine message. And to make it worse

Re: [Elecraft] 10.118.288 dead carrier

On 2/16/2016 10:56 AM, Mike Flowers wrote: > Yep - I hear it too. It's strongest on a 60 degree heading from San Jose, > CA - not particularly helpful as this includes most of the NA continent. In the "good old days" the FCC's HF DF net would on request locate it as a routine matter and the

Re: [Elecraft] 10.118.288 dead carrier

It's S9+5dB here in coastal VA and seems to be loudest from my NE quadrant as I use my K9AY Loop to receive it. Using CW Skimmer to observe it I can see some sort of rather deep drops in the received signal lasting only several milliseconds that is not related to any QSB. I also see upper and

Re: [Elecraft] KPA500 problem

Guy, I plugged this KPA into the same socket as my current KPA is operating from, so the 120v power source is not the problem. I also swapped power cords with one that was working. Thanks, Mike AD5A > On Feb 16, 2016, at 12:07 PM, Guy Olinger K2AV wrote: > > Hmm. One

Re: [Elecraft] 10.118.288 dead carrier

Peaks here in upstate NY at about 210 deg. 73 Joe K2UF -Original Message- From: Elecraft [mailto:elecraft-boun...@mailman.qth.net] On Behalf Of Mike Flowers Sent: Tuesday, February 16, 2016 1:57 PM To: elecraft@mailman.qth.net Subject: Re: [Elecraft] 10.118.288 dead carrier Yep - I

Re: [Elecraft] KPA500 problem

On Tue,2/16/2016 10:07 AM, Guy Olinger K2AV wrote: I heard of a problem something like this, not a KPA500, that turned out to be a defective wall outlet. Or a long run of relatively small wire to the outlet from the panel. Or a bad splice at another outlet between your outlet and the breaker

[Elecraft] k2 main tuning locked up

I had this happen the other day. Turning the main tuning knob did not change the frequency. I microsofted it (turned it off and rebooted) and it was restored to proper operation that time. Now, it is frozen once more and that has not fixed the problem. The only thing I could find in the

Re: [Elecraft] 10.118.288 dead carrier

Yep - I hear it too. It's strongest on a 60 degree heading from San Jose, CA - not particularly helpful as this includes most of the NA continent. I had a 20M PSK31 QSO once with an OM in NY who must have been called away. His PSK31 idle tone was constant over a long holiday weekend until he

Re: [Elecraft] Elecraft Digest, Vol 142, Issue 1

HI Dave, I felt the same way as you about the activity of some hams. I’m now mostly all the time CW. The operator are more like the old days and its more fun with the key. There’s really not much to talk about after 50 years of hamming, i received my ticket in 1964. Was so, so different back

Re: [Elecraft] 10.118.288 dead carrier

I'm not real sure that you have an issue, Vincent. I hear the same carrier.. and I'm sure that you would know if your KX3 is actually transmitting it. Someone, somewhere, will find the stuck key, sometime.. Good Luck, 72, Dale - WC7S in Wyoming. From:

[Elecraft] 10.118.288 dead carrier

Hello ALL, I have a dead carrier on my kx3 and other receiver I use with the same carrier. The only thing I can think of is my computer. But the signal is the same anywhere in my home. Has anyone had this happen to there kx3? Thank you all, Vincent Diak- wb2pdw

Re: [Elecraft] KPA500 problem

Hmm. One of the reasons people get a KPA500 is because they can't get 240 to the shack and the KPA will run on 120V. That makes it non-idiotic to inquire upon the 120V supply. I heard of a problem something like this, not a KPA500, that turned out to be a defective wall outlet. I would imagine

Re: [Elecraft] KPA500 problem

Can you measure the 110V line voltage on key down? Is it stiff enough? 73, Cliff K3LL/6 -Original Message- From: Elecraft [mailto:elecraft-boun...@mailman.qth.net] On Behalf Of Mike Crownover Sent: Tuesday, February 16, 2016 8:22 AM To: 'Nr4c' Cc: elecraft@mailman.qth.net Subject: Re:

Re: [Elecraft] CW-Skimmer Frequency Offset

Hi, this is really some kind of strange: On the Kx3 I have Mode CW. The frequency on the waterfall of the Px3 and the skimmer are correct. Within skimmer I have narrowed it down to 30 Hz difference between the CW Pitch and Audio IF And this is the known differece between Kx3 and official

Re: [Elecraft] CW-Skimmer Frequency Offset

Hajo, Whatever you do, the skimmer screen shows on the screen what it is 'listening to'. So set the offset in the settings of skimmer so that skimmer shows you what you hear in the KX3. (I use the K3 with a real softrock and I can adjust the offset right on the spot.) Arie PA3A Op

Re: [Elecraft] KPA500 problem

Bill, Did that, it's set for 110v. I used the yellow tap, which gives me 75 v, right in the middle of the spec. I did try the other two, but same behavior. Thnaks, Mike AD5A -Original Message- From: Nr4c [mailto:n...@widomaker.com] Sent: Tuesday, February 16, 2016 10:19 AM To: Mike

Re: [Elecraft] Elecraft Digest, Vol 142, Issue 31

And just like a good dog, it comes when called! H Sent from my iPad > On Feb 16, 2016, at 11:01 AM, elecraft-requ...@mailman.qth.net wrote: > > Send Elecraft mailing list submissions to >elecraft@mailman.qth.net > > To subscribe or unsubscribe via the World Wide Web, visit >

Re: [Elecraft] KPA500 problem

Did that..."power lost without controlled shutdown" Thanks, Mike AD5A -Original Message- From: Dick Dievendorff [mailto:d...@elecraft.com] Sent: Tuesday, February 16, 2016 9:53 AM To: 'Mike Crownover' ; 'AJ8MH Radio' Subject: RE: [Elecraft]

Re: [Elecraft] KPA500 problem

I have to concur, but can’t give any help on what might be shorting. One piece of info I can give - there is no scenario in firmware where a fault will power off the amplifier. All faults will leave the amplifier in the STBY state with the amplifier on. With some you won’t be able to transmit,

Re: [Elecraft] KPA500 problem

Joe, I already reset all menu items to default. I've also done the Key Out to PA Key configuration. I've also done the 10 watt exercise, I am getting the asterisk without the underscore and the ~200 watts out. But only when I just tap the paddle. If I string dits together, even at low power the

Re: [Elecraft] Microham Microkeyer II, RFI in mike with my K3

I own several DigiKeyer II's and a Micro2R and I have never noticed any RFI issue. I have done nothing special in my installation to avoid RFI, but I do eventually intend to bond all of my equipment per K9YC's site. I have not used the Micro2R with an Elecraft on SSB yet (except into a dummy

Re: [Elecraft] KPA500 problem

No fault codes? Double check amp's menu items and set all to default before test. Remove all cables. Connect dummy load directly to amp. Connect RF in from K3. Connect "Key Out" to "PA Key." Manually select same band on rig and amp. Set K3 for 10 watts drive. Select "OPER." Now, try and key

Re: [Elecraft] K3 with Amertiron amp

Gerry, Specific answers: There is a TX DLY configuration menu item that can be used to set the delay for the onset of RF - the default value is 8 ms. The connector for KEYOUT is an RCA connector. Both the Key and Paddle jacks are 1/4 inch phone jacks. You would benefit by downloading the K3S

Re: [Elecraft] KPA500 problem

Mark, Menu is set to K3 I've configured the amp 2 different ways, Key Out to PA Key, with 2 different cablesno difference KPA500 AUX from K3 to KPA 500, with a known good cable, ( I have a K3 line already) and the one that came with itno difference. The band changes all work fine. I'm

Re: [Elecraft] Microham Microkeyer II, RFI in mike with my K3

Jim, On 2/16/2016 2:04 AM, Jim Brown wrote: Indeed, it would darn near impossible to do it right without starting from scratch withunit a properly made cable from the MicroHam unit to the radio, with each signal path having its own coaxial cable. Please confine your comments to areas where

Re: [Elecraft] CW-Skimmer Frequency Offset

Oh I forgot: I use the Softrock-IF as Radio (model). ​73 de Hajo ​ DL1SDZ​ --- Cela est bien dit, mais il faut cultiver notre jardin. On Tue, Feb 16, 2016 at 1:08 PM, Hajo Dezelski wrote: > Hello, > > using the Kx3 with CW skimmer and Aggregator 4.1 I got a message from

[Elecraft] CW-Skimmer Frequency Offset

Hello, using the Kx3 with CW skimmer and Aggregator 4.1 I got a message from RBN " RBN calculated frequency offset has a maximum value of 1.6 kHz on 20 meters. Please calibrate your skimmer to reduce this offset to a value between -0.1 and -0.1 KHz." When I change the mode on the Kx3 from cw to