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1. Re: [Amps] AL-80A Relay troubles (score: 1): Author: "Robert Chudek" <k0rc@citlink.net>; Date: Fri, 13 Jan 2006 06:05:13 -0600; Burnishing contacts with a business card, or any paper, can make matters worse! In most cases you will leave a film of containments on the contacts which will act as insulation. If you can't find a b; /archives//html/Amps/2006-01/msg00370.html (9,415 bytes)
2. Re: [Amps] Burn-in for Eimac? (score: 1): Author: "Robert Chudek" <k0rc@citlink.net>; Date: Mon, 16 Jan 2006 23:03:57 -0600; So this old wives' tale is still kickin' around 40+ years after I heard it the first time?... producing "harmonics"?... only if you're an amoeba... In reality, this activity would create heterodynes.; /archives//html/Amps/2006-01/msg00416.html (8,669 bytes)
3. Re: [Amps] Silly (use of) variac question (score: 1): Author: "Robert Chudek" <k0rc@citlink.net>; Date: Thu, 19 Jan 2006 23:37:30 -0600; If your 240 AC source is wired proper, the green wire is a safety ground. It should be connected to the chassis or frame of the variac. 73 de Bob - K0RC ______________________________________________; /archives//html/Amps/2006-01/msg00476.html (8,869 bytes)
4. [Amps] HF-2500DX Time is about to tell the story...[long] (score: 1): Author: "Robert Chudek" <k0rc@citlink.net>; Date: Wed, 25 Jan 2006 20:03:31 -0600; Hi Ampers, Well... during a weak moment I was overcome by temptation and purchased that used QRO HF-2500DX I was looking at in late December. I want to thank everyone for their feedback regarding wha; /archives//html/Amps/2006-01/msg00609.html (11,163 bytes)
5. Re: [Amps] RFI - Small Home Network? (score: 1): Author: "Robert Chudek" <k0rc@citlink.net>; Date: Sat, 4 Feb 2006 22:35:33 -0600; Tim, I have a couple of months experience under my belt. I recently installed a D-Link 2.4 GHz router (DI-624) and cards in 2 desktop and 1 laptop computers. I have only run 500 watts maximum on HF t; /archives//html/Amps/2006-02/msg00098.html (10,009 bytes)
6. Re: [Amps] HP Balun's (score: 1): Author: "Robert Chudek" <k0rc@citlink.net>; Date: Mon, 13 Feb 2006 23:33:46 -0600; I have used the HyGain BN4000 during RTTY contesting at 1.5 KW without issues. 73 de Bob - K0RC _______________________________________________ Amps mailing list Amps@contesting.com http://lists.cont; /archives//html/Amps/2006-02/msg00246.html (7,480 bytes)
7. Re: [Amps] QSK (score: 1): Author: "Robert Chudek" <k0rc@citlink.net>; Date: Thu, 23 Feb 2006 15:41:48 -0600; Allrrriiiight... Y.A.P.C. (Yet Another Pissing Contest)... Boy... you sure can tell a major DXpedition has recently shut down... All the jousting has turned from the pileups to the reflectors! But I'; /archives//html/Amps/2006-02/msg00466.html (14,869 bytes)
8. [Amps] FS: QSK kit from Ameritron AL-1200 (score: 1): Author: "Robert Chudek" <k0rc@citlink.net>; Date: Mon, 6 Mar 2006 14:39:50 -0600; I have a solid state QSK kit which was removed from my Ameritron AL-1200. I no longer have the amp and would like to cash out of the QSK board. If anyone is interested please email me. I have photos; /archives//html/Amps/2006-03/msg00128.html (6,766 bytes)
9. Re: [Amps] QSK kit from Ameritron AL-1200 (score: 1): Author: "Robert Chudek" <k0rc@citlink.net>; Date: Wed, 8 Mar 2006 17:33:35 -0600; The Ameritron QSK kit is on it's way to a new home. Thanks for the interest everyone. 73 de Bob - K0RC I have a solid state QSK kit which was removed from my Ameritron AL-1200. I no longer have the a; /archives//html/Amps/2006-03/msg00215.html (6,841 bytes)
10. Re: [Amps] Unusual Solvent (score: 1): Author: "Robert Chudek" <k0rc@citlink.net>; Date: Sun, 19 Mar 2006 10:38:04 -0600; I'm not sure if this product has been mentioned. Union Rubber of Trenton, NJ sells a cleaning product for film negatives and rubber cement thinning and cleanup. It is widely used in the Graphic Arts; /archives//html/Amps/2006-03/msg00542.html (7,767 bytes)
11. Re: [Amps] Help with HP 428B Clip On Ammeter (score: 1): Author: "Robert Chudek" <k0rc@citlink.net>; Date: Wed, 3 May 2006 09:20:35 -0500; A quick Google search shows several opportunities to purchase a HP 428B. A call or email might turn up the information you need. The first URL lists both HP 428A and HP 428B service manuals. http://w; /archives//html/Amps/2006-05/msg00011.html (9,043 bytes)
12. Re: [Amps] Help with.....any HP / Agilent product (score: 1): Author: "Robert Chudek" <k0rc@citlink.net>; Date: Thu, 4 May 2006 12:40:38 -0500; This is a great tip! Makes me want to go out and buy some old HP gear! Oh, wait a minute... I have some old HP gear! :-) And what a wonderful philosophy to try help keep older equipment functional. A; /archives//html/Amps/2006-05/msg00020.html (8,782 bytes)
13. Re: [Amps] Henry 8K (score: 1): Author: "Robert Chudek" <k0rc@citlink.net>; Date: Tue, 16 May 2006 15:33:56 -0500; Well yeah full legal limit... if you can keep the 87A powered on long enough... I had two of them and sold them both... I couldn't afford all the shipping back and forth from the factory. 73 de Bob -; /archives//html/Amps/2006-05/msg00136.html (9,384 bytes)
14. Re: [Amps] Amps Digest, Vol 42, Issue 60 (score: 1): Author: "Robert Chudek - K0RC" <k0rc@citlink.net>; Date: Mon, 26 Jun 2006 12:20:23 -0500; About US $3,000 + shipping. You can use this online currency converter to obtain approximate currency equivalencies. Scroll to the bottom of the page to input exact amounts to be converted. http://ww; /archives//html/Amps/2006-06/msg00447.html (7,561 bytes)
15. Re: [Amps] Amplifier Rule Changes in the new R&O (score: 1): Author: Robert Chudek - KØRC <k0rc@citlink.net>; Date: Sat, 14 Oct 2006 15:25:55 -0500; It appears most everyone is thinking about controlling/disabling the RF. Take the focus off 21 ~ 30 MHz RF solutions for a moment. What's to say the internal frequency detector couldn't manage the HV; /archives//html/Amps/2006-10/msg00118.html (9,014 bytes)
16. Re: [Amps] Amplifier Rule Changes in the new R&O (score: 1): Author: Robert Chudek - KØRC <k0rc@citlink.net>; Date: Sat, 14 Oct 2006 19:50:27 -0500; Hello Pete, I guess that's where I step aside and let the "real engineers" toss out some ideas! But the whole problem I see with 11-meter amplifier regulations is the FCC is trying to manage a social; /archives//html/Amps/2006-10/msg00121.html (11,001 bytes)
17. [Amps] Class C amp for RTTY contesting... (score: 1): Author: Robert Chudek - KØRC <k0rc@citlink.net>; Date: Thu, 2 Nov 2006 13:20:50 -0600; I enjoy RTTY contesting and would consider building (or converting) and amplifier dedicated to that mode. I read on this reflector a while back that a Class C amplifier could be used with the advanta; /archives//html/Amps/2006-11/msg00040.html (7,093 bytes)
18. Re: [Amps] Class C amp for RTTY contesting... (score: 1): Author: Robert Chudek - KØRC <k0rc@citlink.net>; Date: Thu, 2 Nov 2006 18:54:35 -0600; Thanks Tom, Bob, and Michael... I learned a few things today! My gut feeling was if this was a good idea, someone would already be marketing a high efficiency power amp to the RTTY guys! So the idea; /archives//html/Amps/2006-11/msg00048.html (9,581 bytes)
19. [Amps] FS: Spare Eimac 3cx800 tube (score: 1): Author: Robert Chudek - KØRC <k0rc@citlink.net>; Date: Thu, 7 Dec 2006 14:20:23 -0600; I sold my two Alpha 87A's last year and recently came across a spare tube tucked away in my shack. This tube was used in one of these amplifiers and rotated out. Here's the deal, obviously I can't te; /archives//html/Amps/2006-12/msg00040.html (7,304 bytes)
20. [Amps] FS: Spare Eimac 3cx800 tube (score: 1): Author: Robert Chudek - KØRC <k0rc@citlink.net>; Date: Fri, 8 Dec 2006 13:43:43 -0600; I have had several direct inquiries asking me about my decision to sell the pair of Alpha 87A's. These were earlier production units, I believe with serial numbers under 500. My main reason was relia; /archives//html/Amps/2006-12/msg00044.html (8,430 bytes)

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