[Elecraft] Happy Holidays

Just a quick note to thank Eric for running this list for yet another year, and to both Eric and Wayne for the fine manner in which they run Elecraft, both in terms of product design and customer service. As a member of the Elecraft eco-system on several levels I am thankful for the excellent

[Elecraft] KX3 power supply

John, I do have a horse in this race (the Kx33), but I will tell you that in testing many supplies I have seen that many of them have poor regulation. Some show as much as 25% peak over-voltage which you would need a scope to see when a load is removed, which is the situation when the KX3 re

Re: [Elecraft] KX3 power supply

Jeff, Pro Audio Engineering also has good stock of these cores and better pricing than Mouser. Howie - WA4PSC I bought the cores from Verical.com -- they had the best deal on them -- but they appear to be out of stock. __ Elecra

[Elecraft] Postal Price Increase

Hi all, Starting January 17, 2016, the USPS increased postal rates as much as 16%: http://blog.stamps.com/2015/10/22/usps-announces-postage-rate-increase-starts-january-17-2016/ Pro Audio Engineering will hold our Priority shipping rates at the old price until the end of January. Thank yo

Re: [Elecraft] ProAudio Engineering KX33 Power Supply

Hi Ed, Response to step load changes is a mostly unpublished parameter of power supplies in general. Both linear and switching supplies have time constants in the voltage control circuitry, and both can be poorly designed. Designing a linear regulator can be potentially more simple, as most

[Elecraft] Regulated PS load step overshoot

Hi all, On Jan 21, Ted, KN1CBR posted regarding a suspected supply transient problem damaging his K2. This post encouraged me to check the response of different power supplies to a load step from high to low load. This is a situation where the internal regulator in the supply can potentiall

Re: [Elecraft] KX3 beta firmware rev. 2.38: 15 Watts max output on 80-20 m, and PSK63 mode

Hi Don, Running the new software revision on our development units here (s/n 1403 & 7420), we see 15W output on 80-20M, with the KX3 pulling 2.2-2.5A depending on SWR. The voltage readings below are the average observed on two different KX3s on 40M powered by a Pro Audio Engineering Kx33: V

Re: [Elecraft] Power SUpply

Hi Greg, We have hundreds of happy KX3s (and PX3s, etc...) being powered by our tiny Kx33 supply: https://proaudioeng.com/products/pae-kx33-low-rfi-ac-power-supply/ Let me know if you have any questions. Howie - WA4PSC __ Elecraf

[Elecraft] OT: I am looking for Lithium style battery pack, for KX3/KXPA100 and BiPAP machine.

Hi Al, We performed a series of tests to different battery types and chemistries and have published the results here: https://proaudioeng.com/portable-battery-performance/ The summary table is sortable for any parameter you are particularly interested in.  The Bioenno weighs in as a particul

[Elecraft] K4??? - OT

Made famous thanks to Mike Meyers & Dana Carvey: https://www.youtube.com/watch?v=y6okyW7SHng Stay healthy all! Howie / WA4PSC >>https://www.flowbee.com/ I can't believe that is still around! '73 de JIM N2ZZ __ Elecraft mailing lis

[Elecraft] Hamvention sale

For whatever reason the first post attempt failed, so repost warning: - - - - - - - - - - - - - - - - - - - - - - - - - - - Hi all, – To commemorate the cancelled Dayton/Xenia Hamvention as well as the FDIM show we are having a 10% off sale on the Kx33 Low-RFI Power Supply

[Elecraft] USB sound dongle

ence with a 192k sampling USB sound dongle for their laptop? TIA! Howie Howard Hoyt - WA4PSC CE - WXYC-FM 89.3 UNC Chapel Hill, NC www.wxyc.org 1st on the internet __ Elecraft mailing list Home: http://mailman.qth.net/mailman/list

[Elecraft] NH8S

Hi all, Today I set up my Buddipole at 10 ft. height tuned to 15 meters, hooked my KX3 to it at 10W and called the Swain Is. DXpedition NH8S and was rewarded with a QSO. I have been a ham since 1970 and this was some serious fun, ranking right up there! I cannot thank Wayne, Eric and crew en

[Elecraft] Swains Is w/KX3

Hi Tex, I was using one of Budd's compact dipoles set for 15M at about 10ft height...and I live in a river valley! Howie - WA4PSC __ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.n

[Elecraft] K-Line Addition - DC Power Supply (Suggestion)

Depending on cost, I'd bite, and it would be a nice addition to the K-line. I have picked through several switchers, none of which were dead RF quiet. I ended up defaulting to my Xantrex HPD 30-10 lab supply, which is a hybrid switching front-end/linear tracking output regulator. It is dead R

[Elecraft] K-Line DC Supply

>From: "Ron D'Eau Claire" said: >I'm not sure what you mean about the regulator >not being "quiet". The LM723 is a simple linear >I.C.; no switching noise and no acoustical noise. Hi Ron, I was referring to the broadband thermal and shot noise present at the Vout pass transistor drive output of

[Elecraft] 13.8V DC Supply

>>Mike, KW1ND said: >>Seems to me Elecraft already has a great linear DC supply: >>It's built into the KPA500. >>Repackage it as a stand-alone, done. It is too late to add a 13.8VDC aux supply to the KPA-500, and besides, I don't know if it has an internal supply with appreciable current capabili

[Elecraft] KX3 PBT

I have been twisting the KX3's PBT I/II knob madly in an attempt to change BW or CF rapidly, but in reality when I turn it more slowly the function actually changes more rapidly. Two possible explanations are either the encoder pulse rate exceeding the I/O refresh rate, or the speed with which

[Elecraft] KX3 testing

can work around the power foldback with PA temp issue, but would hate to degrade or risk failure of another internal component in this use. Thanks in advance, Howard Hoyt - WA4PSC __ Elecraft mailing list Home: http://mailman.qth.net

Re: [Elecraft] Elecraft Digest, Vol 174, Issue 7

Hi Peter, Although we have not tested that specific brand of alkaline cell, in general alkaline cells when compared to NiMH or LI cells show much higher internal resistance.  This is of course why they are not as suitable for high-current use, and though the Duracell cells also measure 1.55 V

Re: [Elecraft] [KX3] Auto-spot, tuning aids, and the arcane history of CW pitch-matching

Hi Mel, I experienced the same reading Wayne's highly informative post!! I started off in 1970 with a homebrew 6L6/807 xtal xmtr with maybe 12 xtals and a Hallicrafters S-38 which gave me hundreds of mesmerizing hours in my parents basement.  That rig gave me my first huge shock as well, so i

Re: [Elecraft] KX2 modification

Hi all, We have had several inquiries as to whether our Pro Audio Engineering Kx22 Heatsink for the KX2 is compatible with the Harmonic Reduction Mod kit, Elecraft p/n KX2MDKTHS.  The good news is since discussing the issue with Elecraft two years ago we have been supplying the Kx22 Heatsink

[Elecraft] K3

Hi all, Yesterday's NAQP CW was not the first contest I have run, but during that contest it occurred to me I have come to take the K3's performance in contesting for granted. Sure Elecraft got my money, but I have spent a lot more on things that either fell apart quickly or worked like crap.

Re: [Elecraft] [KX3] OT: Hams and payment - Rose's experiences

To prospective Rose's Cases purchasers: I have purchased several of Rose's products and let me tell you: they are tough as nails! My KX3 bag has traveled thousands of miles and hikes and is no worse for the wear. She communicates quickly if there are any questions, and her products are custo

[Elecraft] Different Reflectors for different models

And of course there is a group dedicated to the Elecraft KX-Line (KX3, KXPA100 & PX3) at: https://groups.yahoo.com/neo/groups/KX3/info We welcome all who are interested in this great rig, as well as in the KXPA100 and PX3! Given the KX-Line's n

[Elecraft] Fair-Rite mix 31 cores

Ian, GM3SEK wrote: The most versatile problem-solvers are K9YC's favorite large #31 snap-on beads. They are large enough to accept multiple turns (which greatly boosts the CM impedance compared with beads) and can be snapped on to an existing cable without removing any connectors, so it only take

[Elecraft] Soldering crimped connectors is not a good, thing.

On 11/5/2015 8:24 PM, Michael Blake wrote: I want to throw in the presence of possibly counterfeit connectors as well. This is important; in evaluating suppliers for our adapters at Pro Audio Engineering we were sent a sample of non-Anderson PP connectors which just did not mate correctly with

[Elecraft] Pro Audio Engineering Website

Hi All! I have moved the Pro Audio Engineering website to a new server, so there will be a service interruption between now and Tuesday morning.  If you wish to peruse our wares, please try again tomorrow. Thank you! Howard Hoyt www.proaudioeng.com

[Elecraft] Thank you

Hi all, We are back from a long-awaited vacation and we are now shipping all orders.  Thank you to all who ordered over the last week for your patience, we expect all orders will be shipped by Thursday. We are gearing up for the Xenia Hamvention, and will have special pricing at booth 1610,

[Elecraft] Pro Audio Engineering Hamvention Special

Hi all, Pro Audio Engineering is having a Hamvention Special for hams who cannot make the trip: free shipping for orders to USA addresses over $50 for the rest of May. (except for orders with large ferrites, we will contact you if your order requires shipping funds)  It is a good time to get

Re: [Elecraft] L Bladeless Fan Technology

The Dyson ad is misleading: it merely has no EXPOSED blades. What it is is a venturi pressurized by a bladed fan in the base. In this way it is trading high-pressure low-velocity for low-pressure high-velocity which is appropriate for a fan in free-air to cool human bodies.  Fans designed to pu

[Elecraft] Laptop Power Supplies

Hi all, With FD upon us, I have been receiving requests for a low-RFI supply like the 14 V Kx33, but in a 19 V version for laptops.  For those of you who have such laptops, what is the current demand, and what is the most common plug which such a supply would need to have? Cheers, 73 & good

Re: [Elecraft] Field Day Report

Hi all, Our OCRA (Orange County Radio Amateurs) club ran 9A once again as W4EZ this year, trying for a repeat or improvement on our 3rd place national effort of last year.  Here was our layout (well, almost): https://groups.io/g/OCRA-DFMA/photo/39174/1?p=Name,,,20,1,0,0 Installing that many

Re: [Elecraft] Field Day Report

Buck, k4ia wrote: Only the transmitter has to be on battery power. You can run a computer, air-conditioner and television on a generator or even mains power. This would be correct if the computer was not attached to the rig. Many people use CAT control which makes logging so much easier, in

[Elecraft] Portable Battery tests

Hi all, I had a request to add some charts to the battery test results we published, here is the link to the page: https://proaudioeng.com/portable-battery-performance/ Thanks for the suggestions! Cheers & 73, Howie - WA4PSC www.proaudioeng.com _

Re: [Elecraft] Black Friday

Hi all, After reviewing Elecraft's momentous decision to participate in the Black Friday sales we figured that many hams would need a Kx33 Low-RFI power supply for all those KX2 and KX3s that will be bought so...we are going to offer Free Shipping to US hams starting today, Nov 25th and extend

Re: [Elecraft] [KX3] The "Kinda Random Antenna"

Hi Wayne, I liked your description of the KRA. I recently employed the principle for a KRAzy MacGuyver'ed NPOTA activation, documented here: https://proaudioeng.com/bf07-moores-creek-npota-activation-12-30-2016/ The basic principle of 'use whatever you can, just get on the air!' always appl

Re: [Elecraft] Traveling Power Supply for KX2?

Hi Irma! Pro Audio Engineering products distributor in Europe is Carlo Bianconi in Italy: http://www.carlobianconi.com/ If they are out of stock we do ship internationally from the US. Cheers & 73, Howard Hoyt - WA4PSC www.proaudioeng

[Elecraft] Hat w/radials

Wouldn't that depend on whether the wearer was loaded properly? Howie - WA4PSC __ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:Elecraft@mailman.qth.ne

[Elecraft] PC Utility issues

verified that this setup works correctly with the P3 Utility to UL the new P3 firmware and with the K3 Utility, and then made no other changes afterward. I tried a full power-down and PC reboot, trying the KPA powered on first, etc., no joy. Any ideas? Thanks! Howard Hoyt - WA4PSC

[Elecraft] KX2/KX3 Heatsinks

Hi all, A member of the Elecraft-KX list suggested I should cross-post this here, so: Spring has arrived with summer heat coming soon, and having your rig reduce power during a QSO is not fun.  We want to help every KX2 and KX3 owner keep their rigs cool, so we are having a Spring Heatsink Sa

[Elecraft] Michael Rosenberg - N9YP

Will Michael Rosenberg please contact Pro Audio Engineering: (919)260-3675.  Apparently our emails to you are not getting through, maybe in your SPAM folder? Sorry for the interruption! Howie / WA4PSC www.proaudioeng.com __ Elecraft

Re: [Elecraft] KX2 temperature

Hi Gary, We have been manufacturing the Pro Audio Engineering Kx22 Heatsink kit since 2016: https://proaudioeng.com/pae-kx22-heatsink-elecraft-kx2/ The Kx22 provides 200% or more key-down time in transmit and there is more data on t

[Elecraft] Elecraft CW Net Announcement

Kevin, Thanks for the reminder, that is one of my favorite Entwistle songs!! Howie / WA4PSC __ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:Elecraft@ma

[Elecraft] Richard Sandvold

If Richard Sandvold is on this list, can he please email me at:i...@proaudioeng.com Thank you and sorry for the interruption. Howie / WA4PSC proaudioeng.com __ Elecraft mailing list Home: http://mailman.q

[Elecraft] Atwood Rice

If Atwood Rice is in this group, please email Pro Audio Engineering at: i...@proaudioeng.com __ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:Elecraft@ma

Re: [Elecraft] KXBC3 charger question

Great thread, All who are interested in the KX series Elecraft gear should subscribe to the elecraft...@groups.io group where KX series gear is discussed exclusively.  When Wayne isn't debugging K4 firmware he also often posts there! Cheers & 73, Howie / WA4PSC _

Re: [Elecraft] Power supply for KX3

>>Jim, K9YC posted: >>"I have one of these PSUs, but haven't tried to choke it." And this was an engineering decision with the Kx33: incorporate a large choke inside the PS case and make it much larger and more expensive for the small percentage of people who might need it or keep it small and

Re: [Elecraft] Powering KX3 from Bioenno charger with battery in between

The charger needs to see the quiescent current draw of the battery as it is following it's constant current and constant voltage charge curve. Having designed Li chargers I can tell you that if deviation from expected current in the CV part of the charge curve will cause the charger logic to e

[Elecraft] P3SVGA windowing

Hi, I really appreciate the higher resolution and detail available using the P3SVGA, but I have no room for a separate monitor in my setup. I have been using the monitor's input switching to see the P3SVGA's display but it is clumsy and slow, and I want to be able to see my logging software s

Re: [Elecraft] KX3 Heatsinks

so if you are interested in the PAE-Kx31 heatsink, please check it out at: http://www.proaudioeng.com/?page_id=40 Considering all of the optional accessories coming out for the KX3, I would say the experimenter spirit hasn't gone out of ham radio yet! Cheers & 7

[Elecraft] PAE-Kx31 Heatsink

Hi all, I apologize for this use of BW, but I am currently not able to post to the KX3 list. If you are interested in, or have ordered this accessory for your KX3, please go to my website at: http://www.proaudioeng.com/ I have updated news and delivery status announcements. See you at Dayton!

[Elecraft] PAE KX3 Heatsink

in Dayton! Howard Hoyt - WA4PSC www.proaudioeng.com __ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:Elecraft@mailman.qth.net This list hosted by: http

[Elecraft] Looking for K9FOX

I am looking to get in touch with Matthew Skidmore, K9FOX regarding his PAE-Kx31 heatsink shipment. Any assistance getting his valid email would be greatly appreciated. Reply off-line, thank you! Howard Hoyt - WA4PSC __ Elecraft

[Elecraft] Dayton summary

m me confirming shipment. Credit card companies will not reveal their customer info to PayPal, and since some transactions aborted due to cell dropouts, I need to make sure everyone's order is correctly processed ASAP. Thank you, and sorry to use list BW! Cheers, Howard Hoyt - WA4PSC www.proaud

[Elecraft] Heatsink confusion

Doug Ellmore/NA1DX wrote: I received my PAE-Kx31 heatsink from Fred VE7FMN (fsme...@telus.net) Fred and I haven't formed a joint partnership yet, so you have a heatsink from one or the other of us! lolol Both do the job vis-a-vis JT65 with differing attributes otherwise. Cheers! Howie - W

[Elecraft] fldigi and flrig and the filters of K3 and KX3

Julie, Another excellent option is the KeyLogGo from QRPworks:http://www.qrpworks.com/index.html In addition to sending and displaying CW, RTTY and PSK from the keyboard it is also a full-functioned logger for the field. It has far too many features for me to list, you should look at the webs

[Elecraft] KX3 Go Box

Hi Ken, list, I've done some pretty serious thermal studies of the KX3 (http://proaudioeng.com/wp-content/uploads/2014/03/PAE-Kx31-chart1.jpg). I looked that the "Go Box" concept a while ago and agree; The problem with the idea is that the KX3 uses the case back for all it's PA heatsinking.

Re: [Elecraft] [KX3] "HF Pack Lite": Remote control of KX2 via UP/DN buttons on the MH3 mic

Wayne, That is just plain cool, kudos! Howie - WA4PSC On 9/11/2017 2:27 PM, Wayne Burdick n...@elecraft.com [KX3] wrote: Use of an HF radio while walking, or at least while standing (perhaps taking in a view of the great outdoors), is generally referred to as “pedestrian mobile.” Some oper

[Elecraft] (OT) - Unplanned Discovery

could be used with temporary antenna systems with common-mode potential it was important to achieve. As we unconditionally guarantee everything we sell, please contact us at i...@proaudioeng.com and I am sure we can help you eliminate this noise or refund your purchase price. Cheers & 7

Re: [Elecraft] KX2 in FT8 mode - heat? (Barry N1EU)

Hi Barry, While using the KX2 in just about any digital mode above 5 W or so, we found the PA temp will reach thermal limit fairly quickly, which is why Elecraft rates the KX2 at 5 W in digital modes, and why we came up with an improved cooling solution.  (commercial content) Many owners who w

[Elecraft] Yahoo Elecraft KX User Group

Jim, We are not having any problems with the Yahoo KX3 group, are you sure you are attempting to log in with the correct email address/Yahoo account?  I have several Yahoo accounts and I have to log out and back in with the correct one to access a different Yahoo group. Send me an email if y

Re: [Elecraft] KX3 Power Cable

Dave, The vast majority of the voltage drop you see is not in the DC Power cable, it is in the anti-parallel polarity protection diode in the KX3 itself and all KX3 users see this drop regardless of what gauge cable you power the KX3 with. A 1 M length of 18 gauge cable will drop less than 0.

[Elecraft] FS: Elecraft K-Line

Reducing overhead and underfoot, selling redundant complete Elecraft K-Line setup. Lightly used and owned by a broadcast engineer, kept covered, non-smoking home. All units work excellently as new.  New this full shack setup cost $7800, if purchased as a set will sell for $5200. If purchased as

[Elecraft] PT0S

Fred/N0AZZ said: >>Some people do well using a dummy load. Yeah, I hear a bunch of dummy loads obscuring PT0S...I have tried since the first day and still have not gotten through the cacaphony. Maybe I'm the dummy load...where's my amp?? (said the KX3 user with a low dipole; can you say NVIS?

[Elecraft] P3 - spikes that never move

I too have spurs displayed on my P3. The spurious signals interfering with the usability of the P3 are at ~ -1, -2, -3 and -4 KHz below the tuned center frequency on 160M-10M at S1, S3, S2, and S1 respectively, although more are present lower in frequency at 1KHz spacing at progressively lower

[Elecraft] P3

My P3 works well, however sometimes (like right now) it will make little clicking noises as if a relay is turning on and off, and concurrently the display will jump up and down. Is it perhaps gain reduction caused by extremely strong signals in the IF passband? The scale does not change. Is

[Elecraft] Excellent Quote

Ron D'Eau Claire stated: "Never be staggered by the ignorance of others, nor allow it to influence your thinking." Well stated. I would add to the discussion, young people in particular are not as fixed in their mindset as some older folks are. It is for this reason I am working Maker Faire t

Re: [Elecraft] KX3 heatsink question

Hi Rich, The advantages of a real aftermarket heatsink (not the poorly designed imports) is rapid thermal recovery after each transmit cycle and less heat re-radiated into the rig. The import with the rounded fin root as well as others have a less optimum volume to surface area ratio and stay

Re: [Elecraft] A little theory

On 4/16/2017 8:15 PM, elecraft-requ...@mailman.qth.net wrote: My greatest treasure however was meeting Doug De Maw I will agree with that statement, Doug was a hero of mine when I was in High School learning electronics and ham radio, I always looked forward to his articles which taught me so

Re: [Elecraft] New Product Announcement

Hi all, As the Xenia Hamvention approaches and by our customer's demands we are introducing a new heatsink for the Elecraft KX2. We have been told by people running the rig in digital modes at 10W the unit will thermal down after a few transmit cycles, so this is our solution: https://proaud

Re: [Elecraft] New Product Announcement

Hi Chris, I bought the LowePro CS60 bag from Elecraft, and with the Kx22 and GEMS handle and cover on it, the KX2 fits fine in the bag. It is true that the handles and cover stick up 1/2" farther than the knobs, but as you point out, with the cover the knobs and display are protected, and the

Re: [Elecraft] New Product Announcement

h better cases, and perhaps so discussions with Rose are in order as well (thanks for your email as well Rose). Just trying to keep everything as compact as possible. Truly a wonderful group of supporters out here!! Chris N6WM -Original Message- From: Howard Hoyt [mailto:hh...@mebtel.net] S

[Elecraft] Xenia/Dayton

*For those of you who cannot attend the Dayton/Xenia Hamvention we have a few announcements: 1) We will be offering free shipping from May 15th until May 31 for all USA orders except ferrite-only orders. It's not as exciting as picking your stuff up at the Hamvention and meeting the dynamic

[Elecraft] KX2 Heatsink

Hi Kev, The issue is related to the fact that Elecraft, as do virtually all amateur radio manufacturers rate power output with 50% duty cycle SSB/CW modes only. As is stated in the KX3 specifications and here copied from the KX2 manual: /"80-17 meters, 10 W PEP max (+/- 1 dB); 12 and 10 met

Re: [Elecraft] Xenia/Dayton

it in volume ;-))...and ferrites are so dang heavy and brittle you just can't ship them cheaply! Sorry to take up more bandwidth due to my oversight... Cheers & 73, Howie - WA4PSC On 5/14/2017 2:58 PM, Howard Hoyt wrote: *For those of you who cannot attend the Dayton/Xenia Hamvention

[Elecraft] KX2 Heatsink

Leroy, everyone else reading the misinformation posted by Tex KA5Y: Please do not make a decision on faulty information. I was the one who came along AFTER the original list owner who banned many people including me, and I fixed the idiotic policies which kept people from talking about manufa

Re: [Elecraft] KX2 Heatsink

Leroy, Many of us experienced exactly what you described: banning without notice and no replies from the moderator. I despise that method of running a list and no member has been treated that way since I became moderator of the Yahoo KX3 KX User Group in late May 2015 and I believe all here

Re: [Elecraft] KX2 Heatsink

Hi Ignacy, The Yahoo KX2 Group has a slightly different posting procedure than other Yahoo Groups, and many others here in the Elecraft Group are also KX3 Group members and may find this useful: when you post a reply using the webform it defaults to replying only to the original poster. You

[Elecraft] KX2 heatsink

Hi Linas, There are many variables which come into play when quantifying the performance of a thermal solution. First off, the PA efficiency is different on different bands, accounting for the differing amount of heat rejected. As we state in the testing data, we do tests based on fully con

[Elecraft] Cooling on a KX2

Hi Mike!, You are of course correct, and there is no reason not to do so when operating fixed near AC power. Usually the situation where people do not use fans is when they are operating portable and don't want to waste the power or have extra stuff to pack/set up. This is the reason our he

[Elecraft] Interesting meter

Hi all, I figured maybe one of you was, um, experienced enough to recognize this meter and let me know what piece of equipment it came from. I found it in a cache of old broadcast equipment, so it is possible it was part of an old carrier current transmitter or some other such thing. This is

[Elecraft] KX3 Heatsink discussion

Sorry of this appears twice, I got a bounce on the first submission: The Pro Audio Engineering Kx32 Heatsink has more surface area than any other commercially available KX3 heatsink. Regarding mass, more is not necessarily better. If you take two heatsinks with the same surface area, on the

Re: [Elecraft] KX3 Heatsink discussion

Hi Jan, Elecraft designed the KX twins to run with maximum efficiency, so up to 10 watts, it is the more efficient PA in the KX3 which supplies the output power with the KXPA100 in bypass, and when more than 10 watts is dialed in the KXPA100 is enabled, and the KX3 throttles back to make the

[Elecraft] Pasternack

bsite, ship on schedule and you can rely on them. Also, they have an adapter from anything to anything...I think they even have a Reverse female SMA to 1/4" NPT adapter...jk of course...hi hi! Good luck, Howie Howard Hoyt - WA4PSC CE - WXYC-FM 89.3 UNC Chapel Hill, NC www.wxyc.org 1st on th

[Elecraft] Side KX

Don Wilhelm said: It all depends on how you depress the buttons - which fingers you use and what angle your fingers use to 'attack' the buttons. I agree, I have SideKX on my rig and I use it for testing, so I turn the rig on and off many times each week. Once you get used to approaching the bu

[Elecraft] PowerPoles

IMHO, there are only two kinds of Powerpoles, those that have already fallen out and those that are going to fall out soon. I have had the PowerPoles on my K3 become partially unmated and causing intermittent operation while messing around with the cables behind the rig. Retention force is on

Re: [Elecraft] Best earbuds?

Good suggestions, all. Like Jim Brown, I come from the audio industry, and the best In Ear Monitors (IEMs) I have are the Etymotic ER4s. I have owned a pair for twenty years, and still love them. They come with the 3-flange ear tips, but are best used with deep canal ear molds. These are i

[Elecraft] KX3 Heatsink issue

Hi all, I have had quite a few inquiries regarding installing our aftermarket Kx31 heatsink in place of the newest Elecraft "L" shaped heatsink. In deference to Eric and Wayne who graciously offer occasional posts in this list to vendors, I'll not discuss it here. Please see our FAQ on this

[Elecraft] mobile mobile pse...

Elecraft already makes the very best mobile rig: the KX3!!! (when paired with our new Kx35 Mobile Mount...details will be released on the Pro Audio Engineering website after Dayton). I have used the KX3 for a year mobile now, and paired with the KXPA100 I am really pleased with the performanc

[Elecraft] Rose is back!

Hi Rose! Fantastic to see you here again, I know many of us fans of yours are elated!! If you look at the picture here: http://www.elecraft.com/K3/K3.htm As somebody already stated it looks like a capital "S" but in a smaller size. Cheers & 73, Howie - WA4PSC Rose Kopp posted: Have noted

[Elecraft] k3 switching supply

Hi all, The issue with PS-induced noise is not simple, it depends on several factors: transverse noise from the supply (RF current riding on the DC output) as well as common-mode due to PS input-to-output impedance. More info at: https://proaudioeng.com/products/pae-kx33-ac-power-supply/ T

Re: [Elecraft] K3S stainless screws

Properly done, hot-process black oxide finish on plain steel with a wax sealer can be quite corrosion resistance, there is even a MIL spec for that (well, there is for everything including waffles, I suspect!). I would think that accounts for the reports of the plain steel screws not corroding

[Elecraft] KX3 and Digital Modes

KM4VX wrote: I now find the KX3 routinely overheats in digital modes. Ron, there is a test report on our website showing the difference between stock Elecraft and our Kx31 heatsink at: https://proaudioeng.com/products/pae-kx31-heatsink-kit/ Click on the 'Testing' tab to read the procedure and

[Elecraft] Website down

Hi all, I am in the process of switching ISPs, and thanks to the genuises at the old ISP, the Pro Audio Engineering website will be unavailable for a day or so. You can still get the Kx31 Heatsink Kit through eBay during this period. Thanks for your patience. Howie - WA4PSC ___

[Elecraft] PA Mode functionality

Hi all, I talked with Wayne at Dayton regarding changing the KX3 PA Mode function to automatically enable when the KXPA100 was attached, and disable when it was not. Maybe just add another menu selection "AUTO" ? Can anyone think of a downside to doing this? Howie - WA4PSC _

[Elecraft] JT/heatsinks

Hi all, Since the subject of both JT modes and heatsinks cropped up recently in the same Elecraft digest, I will share that my JT customers are very happy with the increased frequency stability after installing the PAE-Kx31 heatsink. Several say they can now use JT65 in contests at 10-12 wat

[Elecraft] Some "Cool" heat sink info.

Hi all, Johnny, VR2XMC wrote: It should not?be any rocket science, all you need is a piece of thick metal plate to suck the heat from the PA transistors and with fins to facilitate air circulation. You are right: a thick piece of metal will sink the heat from the PA transistors. But how

[Elecraft] A Comparative Performance Assessment of Aftermarket KX3 Heatsinks

Hi All, I read the report with interest, and thank those involved for reporting what they observed. I will share some observations on my website, I believe it is not a good use of list bandwidth to have two manufacturers discussing each others wares on an Elecraft list. Cheers & 73, Howie

[Elecraft] PAE-Kx33 Power Supply & Accessories

Hi all, A quick notice to minimize bandwidth: Our Kx33 AC Power Supply for the KX3 and the #33-100 KX3 & PX3 DC Power Splitter are now in stock, please go to our website: https://proaudioeng.com/products/pae-kx33-ac-power-supply/ for more details. Cheers & 73, Howie - WA4PSC www.proaudioeng

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