Re: [Elecraft] mic - David Clark

I have and have used a David Clark H10-30 headset on my TS870. The microphone element is an amplified dynamic. I don't recall what the original mic connector was; I cut if off and used the Kenwood standard 8-pin. The headphones use a standard 1/4" mono plug. I always got good audio reports

Re: [Elecraft] mic

I was only talking about the ear portions of the CM500. Those are still not outstanding. Did I even suggest that there was a mic on the Grado headphones? If you want to add an electret boom mic to your favorite headphones, use a ModMic. https://antlionaudio.com/

[Elecraft] mic

I have not tired the Yamaha CM500 but if I recall correctly it does not have any replaceable parts. Where is the mic on the Grado SR-60? For mic-less contests I use the Sony MDR 7506 that K9YC recommends and I could not be happier. John KK9A Walter Underwood wrote: Sun Jun 11 19:28:53 EDT

Re: [Elecraft] 6m off-frequency

On my few excursions into SSB land, I've actually had operators answer my CQ saying I was "off frequency" because I was not aligned exactly on some multiple of 500 kHz. I apologize for any confusion and state that I am on XXX.440 or some similar "non 500" frequency. And then return to CW. I do

Re: [Elecraft] mic

Skip, I converted an '80's era H10-40A David Clark aviation headset. Adapting it for use with the K3 required a complete rebuild. The microphone isn't the only issue. The headband, domes, and mike boom can be salvaged, but you may want to consider replacing the remaining parts. The original

Re: [Elecraft] mic - David Clark

This thread has drifted into a discussion of headsets, so I'll throw in my 2 cents worth and QRT. I realize they're pricey, but I use and love the Radiosport headsets. I have both a RS-60CF headset with the electret mic element and a RS-20 receive-only headset. When properly adjusted both are

Re: [Elecraft] mic

Hello Fred; I did not find much information on the web about using aviation headsets on ham radios. However if you search for using these headsets with gamming computers, there is a lot more information. Eventually I found the following information. I was surprised how much I like the noise

Re: [Elecraft] mic - David Clark

Hi Fred, Aviation headsets come with a variety of mikes, some dynamic, but most today are electret. "Noise Cancelling" in aviation lingo usually means some sort of seal over or in the ear. "Electronic Noise Cancelling" means the earpieces have active noise cancelling circuitry in addition to

Re: [Elecraft] 6m off-frequency

...would certainly be interesting to set those operators who tune for the "zeros" down in front of a vintage rig with a tuning dial - although I think Erik alluded to that a bit in his post. Better yet, how about a stint in the crystal controlled Novice band where you tuned from one end of the

Re: [Elecraft] mic

I agree on the Koss. It cost me less than $40 and audio reports are all good. BTW, I also like my old Astatic 10DA on SSB. Brian KB1VBF Sent from my iPad > On Jun 11, 2017, at 3:55 PM, Joe Subich, W4TV wrote: > > >> On 6/11/2017 2:45 PM, kevino z wrote: >> Although

Re: [Elecraft] OT Learning Morse anew

Jim I'll endorse your experience with the installation PAE's excellent heatsink for the KX2. I jumped into that operation with a Swiss Army knife and a set of forceps at the hotel while at Dayton hamvention. Holding on the two washers, nut and bolt simultaneously in a confined space is

[Elecraft] OT - Callsign Prefix VR20

Dear Elecrafters, To celebrate the 20th anniversary of the establishment of the Hong Kong SAR, hams in Hong Kong are permitted to use VR20 as call sign prefix from 1 Jul 2017 to 30 June 2018. Therefore, in the coming IARU contest, you may hear some VR20 stations. 73 Johnny VR2XMC / VR20XMC

Re: [Elecraft] 6m off-frequency

I think it is not that difficult to be 500 Hz off on 6M. I am frequently 200Hz off with the a K3S with the KTCX03-1 option factory installed. Never paid too much attention until the last few months when I started using MSK144 on 6 Meters. Now I can see that on 6M my frequency is typically off

Re: [Elecraft] 6m off-frequency

How recently did you calibrate your P3 frequency reference? Sent from my iPhone ...nr4c. bill > On Jun 11, 2017, at 12:16 PM, Ian Kahn, KM4IK wrote: > > Ron/All, > > As I state in my original email, I don't have this issue on any other band. > The first couple of times

[Elecraft] FS : K3 that is LOADED with 2nd Receiver, USB Upgrade, XVTR, General Coverage, 2M module and Ext 10MHZ

Unit is in Nearly-New Condition - non-Smoking environment and cared-for by an FCC Licensed Tech (FCC First Class Radio Telephone and Telegraph, with Radar and Avionics) Serial Number # 6397 Has the following Options: K3 Chassis 100w Amp KAT3A Tuner 2nd receiver TCXO (although I normally use

Re: [Elecraft] mic

In one way or another I agree with all sides of this discussion. As to audio quality on a typical ham SSB transceiver, whether you have a Neumann M150 Tube or a 3+ orders of magnitude less costly $5 RatShack (when there was a RatShack) condenser cartridge, it’s unlikely the guy on the other

Re: [Elecraft] mic

> On Jun 11, 2017, at 12:55 PM, Joe Subich, W4TV wrote: > > […] Both the Yamaha and > Koss headsets have outstanding 120 Ohm headset drivers with sensitivity > rated at 96dB/mW and microphones well tailored for voice work. Not sure I’d rate the Yamaha CM500 headset drivers as

Re: [Elecraft] mic

As Jim says, "For most cases...", But. When I help provide communication for the Los Gatos Children's Holliday Parade, it is not "most cases". When operating next to the parade route, there is frequently a high school marching band going full blast just 20 feet away. The problem isn't in the

Re: [Elecraft] KX2 water resistant case

I have used Pelican cases for many years for carrying equipment in caves. Since this sometimes involves swimming, you need a waterproof case. The Pelicans have worked very well. I have also used Otter boxes. I have one made out of transparent plastic to hold a photographic strobe with an

Re: [Elecraft] mic

Jim, I know better than to disagree with someone who knows what he is talking about, to be open, I've read, studied and benefited from your work. The point that I'll say is that the Yamaha headset, which I did buy largely from your raving reviews, did a fine job, but were never as

Re: [Elecraft] Field use of Counerpiose

Agree with Don 100%. Keep in mind that the power is divided between the counterpoise and the end fed antenna wire. The power divides according to their impedances; if the impedances are equal, you lose 3 dB (half of the power) in the counterpoise. So the idea is to have the counterpoise present

Re: [Elecraft] OT Learning Morse anew

Hi Jim: I KNOW I learned Morse all wrong, according to today's experts. Listened to ARRL bulletins, code practice tapes a neighbor Ham made for me and a buddy and practiced sending on a straight key focusing on proper spacing at all times. I can copy 40 to 45 wpm in my head, 35 wpm on a

Re: [Elecraft] OT Learning Morse anew

Yes, the best is http://www.cwops.org/cwacademy.html 73 Dwight NS9I On 6/11/2017 5:25 PM, Jim Sr Sturges wrote: I think I learned code all wrong. Can't ever seem to get my speed up. Surely some of the astute among you _know_ The Perfect Method, and I hope you will share? To complete the

[Elecraft] OT Learning Morse anew

I think I learned code all wrong. Can't ever seem to get my speed up. Surely some of the astute among you _know_ The Perfect Method, and I hope you will share? To complete the OT-ness of this msg, I recently completed the QRP Labs Ultimate WSPR/QRSS kit and re-learned the joys of soldering iron

Re: [Elecraft] Field use of Counerpiose

Gerry, If your purpose for your "counterpoise" is simply to complete the antenna, then it does not make much difference whether it is grounded or not. But if its purpose is to keep RF off the enclosure of the rig, there is a difference. If it is 1/4 wavelength long, then it should not be

Re: [Elecraft] Field use of Counerpiose

On Sun,6/11/2017 2:28 PM, Fred Jensen wrote: An elevated counterpoise is just another element in your antenna. That's true of ANY counterpoise, whether on the ground or not. In general, higher is better. The closer any part of an antenna is to the ground the more power the ground sucks up

Re: [Elecraft] mic - David Clark

Hmmm ... I've had it for several years and it saw some use before I got it but I doubt it's old enough to be a carbon mic like the WW2 T-17. I just assumed the "noise cancelling" part applied to the headphones. I didn't know it might apply to the mic. There's no external noise in my shack

Re: [Elecraft] 6m off-frequency

Ian, I don't have any suggestions for a solution beyond what others have already mentioned, but as a side note I would like to discuss the concept of "off frequency". It seems to me that these days, on the HF bands that I frequent, more and more people tune SSB to where the displayed frequency

Re: [Elecraft] Field use of Counerpiose

A counterpoise on the ground or buried a short distance [~5-10 cm] is a low resistance path in parallel with the much higher ground resistance for the return current for unbalanced antennas [verticals, end-fed wires, etc.] They're often called radials or ground-screens, and in general, more

Re: [Elecraft] mic

I was simply answering the question that the man asked, Jim. Don't reckon I even alluded to it "working well". __ Clay Autery, KY5G On 6/11/2017 3:48 PM, Jim Brown wrote: > On Sun,6/11/2017 1:39 PM, Clay Autery wrote: >> If you can get the pinout, I don't see why it could

Re: [Elecraft] mic settings for PR 781

I just got my K3 back from the factory after a repair and upgrade and have to re-set up my microphone. I have the PR 781 microphone. I was wondering what settings (mic gain, compression, TX equalization) people with this microphone have used for best results From:

Re: [Elecraft] mic

Fred, I have a widget that adapts a Sennheiser S1 av-noise canceler to my KX3. Use it for hi noise situations and it works like charm, even Massey-Ferguson mobile. Try it with the David Clarks. Was connector a mismatched size pair of phone jacks or a complex military looking connector? Jack

Re: [Elecraft] mic

On Sun,6/11/2017 1:39 PM, Clay Autery wrote: If you can get the pinout, I don't see why it could not be made to work It can be made to connect, no problem. But if it's a true noise-cancelling mic, it will sound awful. :) That's very different from a DIRECTIONAL mic, which has the

[Elecraft] Field use of Counerpiose

Does one ground to earth, the far end of an HF counterpoise or just let it float above ground at a field location? I had always believed it should not be grounded. Gerry Miller, AA2ZJ aa...@juno.com 1 Simple Trick Removes Eye Bags &

Re: [Elecraft] mic

True "noise cancelling" mics sound awful. They work on the principle of cancelling noise more than an inch or two from the mouth. SUPER noisy places like aircraft are the ONLY place to use them. Most hams who have too much background noise either don't work the mic close enough (it should be

Re: [Elecraft] mic

If you can get the pinout, I don't see why it could not be made to work... Just put the right connector on it... I'd put a Y and two connectors on it so I could plug it in the back... I dig the clean front face look. My guess is that the connector was a proprietary one matching the connector

Re: [Elecraft] mic

It might work, Fred. Check this page: http://www.acousticom.com/2015/aviation-headset-information-specs/ I always thought that aviation headsets met some earlier mic standard (carbon?), but this page says that's not right. Note that the actual headset speakers/transducrers have a rather

Re: [Elecraft] mic

Just curious ... I inherited a David Clark noise cancelling aviation headset/mic from a neighbor who was a US Forest Service pilot. I've never tried it, the connector is strange. I'm not even sure I know where it is right now. Will it work with my K3 if I can find it and get the connector

Re: [Elecraft] 6m off-frequency

Indeed! The huge gulf between "precision" and "accuracy." A display with gobs of decimal places can be colossally but precisely wrong. It is also true that frequencies that end in .000 are "better" for many people so I avoid them when looking for a run frequency. [:-) This problem on 6

Re: [Elecraft] mic

After having tinkered with many different kinds of mics on the K3 - I feel very confident in saying that a K3 can make ANY mic sound great. It is all about learning to use the menu settings and not about how much you spend for the microphone. This is not to say that some microphones are not

Re: [Elecraft] mic

On 6/11/2017 2:45 PM, kevino z wrote: Although headsets like my Heil Pro 7 may be more money, am I really "wasting" money on buying a "fancy brand name" considering the unit consists of mic and incredible speakers? Yes, at about $250 retail (plus adapter cable), the Pro 7 is more than five

[Elecraft] NorCal 40a

Wayne & Eric, I listened to Eric Guth's interview of Wayne on the QSO Today podcast where the NorCal 40a was discussed, along with David B. Rutledge's book. It looks like the NorCal 40a is no longer available in kit form. I was wondering if Elecraft would consider

Re: [Elecraft] mic

On Sun,6/11/2017 11:45 AM, kevino z wrote: I don't think you meant to, but your post came off as if we bought some snake oil. Heil IS snake oil. As audio professionals say about Bose, "better sound through marketing." The Yamaha CM500 and Koss SB45 are at least as good, and cost a LOT

Re: [Elecraft] mic

Although headsets like my Heil Pro 7 may be more money, am I really "wasting" money on buying a "fancy brand name" considering the unit consists of mic and incredible speakers? It is a complete package. Besides the amazing electret mic, the sound from the headphones helps me to enjoy the hobby

Re: [Elecraft] 6m off-frequency

You say RIT is not engaged, but what about XIT? Either of these being ON can cause an issue in this regard.Additionally, the way one person tunes to a SSB station may cause some frequency disparity between two stations. Excercise: with eyes closed, tune to a station and then look at

Re: [Elecraft] mic

On Sun,6/11/2017 11:20 AM, Brian Denley wrote: Bob: I actually need the preamp with some mics, especially the dynamics I don't have a K3. My K2 doesn't have much mic gain. My other rigs do. Yes, that's a known issue. MANY years ago I worked out a simple mod for the K2 to add 6-8 dB of

Re: [Elecraft] mic

Bob: I actually need the preamp with some mics, especially the dynamics I don't have a K3. My K2 doesn't have much mic gain. My other rigs do. Brian KB1VBF Sent from my iPad > On Jun 11, 2017, at 9:29 AM, Bob McGraw K4TAX wrote: > > On Jim's points, I fully agree.

Re: [Elecraft] [KX3] HI CUR error with 2m module

Tried it again today and worked FB. Suspect some cruft in the right angle adaptor or the antenna itself. Some canned air and maybe some DeOxit might be tried if problem reappears... 73, On Sun, Jun 11, 2017 at 4:31 AM Don Wilhelm wrote: > Steve, > > Do you have a dummy

Re: [Elecraft] 6m off-frequency

Thanks, Don. I'll give that a try and post results here later. 73 de, --Ian Ian Kahn, KM4IK Roswell, GA EM74ua km4ik@gmail.com 10-10 #74624 North Georgia Chapter #2038 PODXS 070 #1962 K3 #281, P3 #688 KAT500 #860, KPA500 #1468 -Original Message- From: Don Wilhelm

Re: [Elecraft] 6m off-frequency

Ian, Can you receive any station at a known frequency. Here in the US it is easy to use WWV, but other standard frequency stations exist around the world. Tune to the standard frequency station and do the Reference Oscillator Calibration. K3 manual page 50. Use Method 2. I cannot

Re: [Elecraft] mic

Am I the only one here that is thinking.Why the CHASTISEMENT?!!!Clay did a little bit of "Experimenting" and! He is quickly, and promptly reminded thathe has broken PROTOCOL! Isn't Ham Radio about Experimenting? 73 Milverton / W9MMS. From: Clay Autery To:

Re: [Elecraft] 6m off-frequency

Ron/All, As I state in my original email, I don't have this issue on any other band. The first couple of times other ops reported me off frequency a bit, I thought the issue to be as you suggest - differences in how different ops hear the signal, a 1-2 Hz difference, etc. However, EVERY operator

Re: [Elecraft] KX2 water resistant case

I just checked my case. Pelican 1200 and it hold everything I need without being too big. For $40, it is a great deal https://www.amazon.com/Pelican-1200-Case-Foam-Black/dp/B0002INQT2/ref=sr_1_1?ie=UTF8=1497196900=8-1=pelican+1200 Mike va3mw On Sun, Jun 11, 2017 at 11:55 AM, Peter

Re: [Elecraft] KX2 water resistant case

It depends on your needs. This $6 watertight case seems to fit for me. I will put this into my small Kelty sling bag (now they call it a tactical sling) and have plenty more space for extras, and carry hands free on my back. The big Pelican case is way too big and overkill in this scenario. >

Re: [Elecraft] Counterpoises and Grounding

Hello Stan My note is a little off topic because I like to remove the counterpoise all together by addressing the issue of common mode current. I thought that, rather than getting embroiled with definitions, I would offer something different. You don't say what bands you operate but your

Re: [Elecraft] 6m off-frequency

Have you experienced this on other bands, during casual operating since the rig was returned to you? I find that when I am on SSB, I tune until my ear may likes what I am hearing , and as such, I may not be exactly on their frequency. (that is one reason for RIT!) Also, I have found that

[Elecraft] KPA500 in host/server mode - intermittent failures

I am having an issue with the KPA500 software. It works fine on one PC, but when you use it in client/server mode, which I do a lot, It randomly fails on the the client PC. I can see what it is doing, but no joy for any commands. It has worked at times. it is also not a timeout issue. The

[Elecraft] 6m off-frequency

All, I've been operating a little in the ARRL VHF contest this weekend, on 6m, and I'm having an interesting, and not good, experience. Everyone I try to work is reporting that I'm off frequency by about 500 Hz. I don't have RIT/XIT enabled. My K3, s/n 281, went to Elecraft earlier this year for

Re: [Elecraft] mic

See my earlier responses to both gentlemen. 1) Frequency response yep, understand and agree. One of the things I learned from one of Jim's papers as a matter of fact. Which is why I modified the mic design slightly to produce a frequency response curve more suited to amateur radio and as

Re: [Elecraft] mic

Hi Gang: I'll add my agreement with what other professionals have said. And, I'm a retired Technical Supervisor for Audio and Post Production at CBS-TV. We had a ton of really good microphones at our disposal. But I use the MH3 with my KX3 for those rare times I use a voice mode. Most of

Re: [Elecraft] mic

Well, in my admittedly inferior level of "studio engineering" skills and experience, I must be the proverbial "blind hog", because I seemed to have "accidentally" "tripped across" a combination and setup that does the job well. As I told Jim, today and the last time we had this discussion. Man

Re: [Elecraft] Counterpoises and Grounding

As someone relatively unversed in grounding and counterpoises, this thread has been very useful to me, so thanks to Fred and Jim. That said, Jesse Colin Young advised us thusly back in the 60's, Come on people now, Smile on your brother Everybody get together Got to love one another Right now.

Re: [Elecraft] mic

Jim, we've already had this discussion. Man asked me what I was running, and I told him. I like it. It's a wonderful mic. It does the job. well! I like nice things. Not like I'm trying to use it on a DXpedition. I find pleasure in having, using, and BUILDING nice things. It's not

Re: [Elecraft] mic

Bob and Jim have excellent points. There is one advantage for the electret mic compared to a dynamic mic. Electrets are generally 26 dB "hotter" than a dynamic mic and thus are much more resistant to common mode RF feedback and magnetic coupling. However, that assumes the transceiver is

Re: [Elecraft] mic

On Jim's points, I fully agree. It seems hams are prone to over complicate a rather simple issue. There's more than adequate mike gain in the K3S, thus I find no technical reason for the use of an external preamp. The internal EQ of the K3S again is most adequate to correctly tailor

Re: [Elecraft] mic

Agreed Jim but I haven't spent much money on any of the mic stuff and I also used a cheap ($40) headset rather frequently. I do, however, prefer the dynamic mics. The condensers that I have tried seem to pick up way too much background noise. Brian KB1VBF Sent from my iPad > On Jun 11,

Re: [Elecraft] [KX3] HI CUR error with 2m module

Steve, Do you have a dummy load that is good up through 148MHz? If so, Connect it and see if you get the same error. If not, investigate your antenna and feedline. If it is still present, contact K3support. 73, Don W3FPR On 6/10/2017 8:08 PM, Steve Ward wrote: I'm pretty sure I've seen

Re: [Elecraft] Counterpoises and Grounding

I note the comments generated by this topic. I must admit the use of the term 'tuneable artificial ground' generated some controversy but it is widely used in both amateur and commercial literature. Perhaps 'tuneable counterpoise' would have been better and the term 'artificial' is superfluous.

Re: [Elecraft] MH3 rattle?

RMA? On Sun, Jun 11, 2017 at 4:39 PM, Brad J. Butler via Elecraft < elecraft@mailman.qth.net> wrote: > Good morning everyone, > > > > I've got a new MH3 that hasn't ever been dropped. When I *gently* shake > it, > I hear something rattling around in it.like a spring of some sort. Is that >

[Elecraft] MH3 rattle?

Good morning everyone, I've got a new MH3 that hasn't ever been dropped. When I *gently* shake it, I hear something rattling around in it.like a spring of some sort. Is that normal? If I "roll" it in all different directions, I don't hear anything rolling around on the inside, so there's

Re: [Elecraft] mic

RK-87 Interesting approach. Liked my Behringer gear __ Clay Autery, KY5G On 6/10/2017 11:18 PM, Brian Denley wrote: > Clay: > What condenser capsule did you put in the 990 housing. Just curious. I am > using the Behringer Shark DSP 110 as a preamp, low cut, and

Re: [Elecraft] mic

On Sat,6/10/2017 8:02 PM, Clay Autery wrote: Customized large capsule condenser mic on a Heil PL2T boom using ONYX Blackjack for power supply/control. Sorry, but you guys are WAY over the edge on this. As a retired recording engineer, I own a bunch of great large and small diaphragm mics,