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Total 1051 documents matching your query.

361. Re: [Amps] AMPTEC LA4000 (score: 1)
Author: Riichard Neuman via Amps <amps@contesting.com>
Date: Thu, 2 Feb 2017 22:57:12 -0500
My hope would be the fraternalism of ham radio would transcend the policies of governments. Isn't it still that way? Richard K3IPK --Original Message-- From: Steve Wright <stevewrightnz@gmail.com> To
/archives//html/Amps/2017-02/msg00004.html (8,636 bytes)

362. Re: [Amps] TenTec 425 Plate Current at Standby (score: 1)
Author: Joe via Amps <amps@contesting.com>
Date: Sat, 4 Feb 2017 11:03:44 -0500
While I sold my two 425s some time ago, I believe that this is a common problem when the amp is over-driven. R17 on the bias board opens up. It is a 4.7 ohm, 5% resistor and is accessible by removing
/archives//html/Amps/2017-02/msg00010.html (13,088 bytes)

363. Re: [Amps] Amps Digest, Vol 170, Issue 4 (score: 1)
Author: Scott McDonald via Amps <amps@contesting.com>
Date: Tue, 7 Feb 2017 07:58:19 -0600
Well Ron for me there is a bit more to it. As a serious lurker, when I see a call like Jim's, or W9AC, or KM1H, or 4CX250B, and many other regulars, as opposed to an unsigned, potentially unknown int
/archives//html/Amps/2017-02/msg00018.html (9,555 bytes)

364. [Amps] Checking Filament Voltage (score: 1)
Author: Roger Parsons via Amps <amps@contesting.com>
Date: Sun, 19 Feb 2017 16:10:02 +0000 (UTC)
I am busily making a replacement amplifier using a metal/ceramic filament tube. I would like to coarsely adjust the filament voltage before I install the blower. (The amp is built into an existing ca
/archives//html/Amps/2017-02/msg00144.html (6,935 bytes)

365. [Amps] Checking Filament Voltage (score: 1)
Author: Roger Parsons via Amps <amps@contesting.com>
Date: Mon, 20 Feb 2017 15:06:58 +0000 (UTC)
Many thanks for many replies received both direct and via the reflector. However, I'm not sure that I can reach a definitive conclusion! The tube in question is a 4CX1500A - purely because I happen t
/archives//html/Amps/2017-02/msg00150.html (8,163 bytes)

366. Re: [Amps] Checking Filament Voltage (score: 1)
Author: Roger Parsons via Amps <amps@contesting.com>
Date: Mon, 20 Feb 2017 16:59:38 +0000 (UTC)
< You need taps. Did you didn't wind the filament transformer? If you didn't, how will you control in anyway? If you didn't, what's the point of the question, or at least, what are you going to do ab
/archives//html/Amps/2017-02/msg00153.html (8,555 bytes)

367. Re: [Amps] Amps Digest, Vol 170, Issue 42 (score: 1)
Author: Jeremy Engbrock via Amps <amps@contesting.com>
Date: Wed, 22 Feb 2017 04:41:27 -0600
On the subject of water cooling media. I am a professional welder and they make a product for tig torches that are water cooled. TIG torch coolant holds up very well for years at a time under a very
/archives//html/Amps/2017-02/msg00177.html (26,305 bytes)

368. [Amps] Amps] Ameritron AL-1200 (score: 1)
Author: gudguyham--- via Amps <amps@contesting.com>
Date: Sun, 26 Feb 2017 16:25:49 -0500
Sent from AOL Mobile Mail <div id="AOLMsgPart_2_448efc83-1ed7-4049-a2bc-b2822211a60d"> <div class="aolReplacedBody"><font color="black" size="2" face="arial">Here Jim, there is also one for the Al-82
/archives//html/Amps/2017-02/msg00202.html (11,255 bytes)

369. [Amps] Ameritron AL-1200 (score: 1)
Author: gudguyham--- via Amps <amps@contesting.com>
Date: Sun, 26 Feb 2017 16:26:20 -0500
Sent from AOL Mobile Mail <div id="AOLMsgPart_2_43ef8878-af3a-444e-92ed-16bafe890ea7"> <div class="aolReplacedBody"><font color="black" size="2" face="arial">Here Jim, there is also one for the Al-82
/archives//html/Amps/2017-02/msg00203.html (10,808 bytes)

370. Re: [Amps] Questions on Alpha 8410 (score: 1)
Author: Mike via Amps <amps@contesting.com>
Date: Tue, 28 Feb 2017 18:15:51 -0500
Search AE9K software...or look here: http://www.ae9k.com/alpha-8410/alpha-8410-8406-monitor Works great and AE9K is a big help if you need info on your 8410. I am taking my 8410 to Dayton to sell...I
/archives//html/Amps/2017-02/msg00228.html (7,879 bytes)

371. Re: [Amps] Amps Digest, Vol 171, Issue 1 (score: 1)
Author: Gary Smith via Amps <amps@contesting.com>
Date: Wed, 1 Mar 2017 08:36:58 -0800
If you want to save a LOT of shipping $$$, go directly to either a UPS or FedEx shipping terminal. They are sometimes difficult to find, I have saved a more than a few deals by doing this. Stay out o
/archives//html/Amps/2017-03/msg00008.html (14,193 bytes)

372. Re: [Amps] Shipping Costs (score: 1)
Author: "Joe Giacobello, K2XX via Amps" <amps@contesting.com>
Date: Wed, 01 Mar 2017 21:51:55 -0500
Over the years I have sold ham gear and occasionally shipped internationally. At one time, one could ship packages internationally via USPS surface mail. The packages would take up to six weeks to ge
/archives//html/Amps/2017-03/msg00020.html (13,479 bytes)

373. Re: [Amps] Checking Filament Voltage (score: 1)
Author: Roger Parsons via Amps <amps@contesting.com>
Date: Fri, 3 Mar 2017 16:09:16 +0000 (UTC)
I posed a question last month about whether it was permissible to run a metal ceramic tube (filament) for a short period without cooling. I received a lot of replies ranging from 'don't even think ab
/archives//html/Amps/2017-03/msg00022.html (7,732 bytes)

374. Re: [Amps] Alpha 77 meter and bezel needed (score: 1)
Author: mike via Amps <amps@contesting.com>
Date: Mon, 13 Mar 2017 20:20:26 -0400
They look very similar to Simpson meters. Mike You got that right, the $325.00 price is just wrong. Pay no more than $2-15 at Hamfest. I saw all sizes shapes and spec at Orlando. Use ohms law to shun
/archives//html/Amps/2017-03/msg00095.html (10,232 bytes)

375. Re: [Amps] 1/4" Panel bushing and insulated Couplers Needed (score: 1)
Author: Larry via Amps <amps@contesting.com>
Date: Tue, 14 Mar 2017 22:03:16 -0400
When I was in my early 20's (1955) I worked for Metro Electronics. They were located on the corner of Cortland and Varick Streets. Down the block was Leed's electronics. "Pop" Leeds owned the busines
/archives//html/Amps/2017-03/msg00100.html (10,215 bytes)

376. Re: [Amps] 1/4" Panel bushing and insulated Couplers Needed (score: 1)
Author: Radio WC6W via Amps <amps@contesting.com>
Date: Wed, 15 Mar 2017 16:52:05 +0000 (UTC)
Hi Jim, I have some couplers for sale on my webpage: http://qsl.net/wc6w/wc6wfsw/index.html?fr46.html Look about halfway down the page. 73 & Good morning, Marv WC6W P.S. -- There are also a pair of l
/archives//html/Amps/2017-03/msg00108.html (9,326 bytes)

377. Re: [Amps] 240 Volt Blowers needed (score: 1)
Author: Roger Parsons via Amps <amps@contesting.com>
Date: Mon, 20 Mar 2017 01:52:43 +0000 (UTC)
It seems that you now have all the blowers you need. However, FWIW I have two EBM-Papst G3G120-BB13-02 blowers which I got for a project which will not now happen :-) They are 120V which is one strik
/archives//html/Amps/2017-03/msg00114.html (7,441 bytes)

378. Re: [Amps] Amps Digest, Vol 171, Issue 28 (score: 1)
Author: Gary Smith via Amps <amps@contesting.com>
Date: Sun, 19 Mar 2017 21:15:42 -0700
Try Grainger supply. If they don't have it they can usually get it. The local Granger outlet has been good to me regarding onesy-twosey sorts of things. Gary...wa6fgi To subscribe or unsubscribe via
/archives//html/Amps/2017-03/msg00115.html (15,581 bytes)

379. [Amps] AMERITRON BOARD (score: 1)
Author: Bob Gibson via Amps <amps@contesting.com>
Date: Sat, 1 Apr 2017 13:35:16 +0000 (UTC)
Great job Jim.. This is really needed by anyone who owns a AL 82..1200..1500..I replaced a few with WD7S board and it was not easy.. This will be much better!!    73s Bob W5RG _______________________
/archives//html/Amps/2017-04/msg00001.html (6,748 bytes)

380. Re: [Amps] AMERITRON BOARD (score: 1)
Author: gudguyham--- via Amps <amps@contesting.com>
Date: Sat, 1 Apr 2017 19:54:27 -0400
I nudged Jim to create this board because I knew he had the expertise. We exchanged a few emails and away he went, and now the boards are a reality. Jim will be selling bare boards on ebay. Just bare
/archives//html/Amps/2017-04/msg00006.html (9,435 bytes)

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