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Total 8 documents matching your query.

1. [Amps] Centurion Amp (score: 1)
Author: n3nd@aol.com
Date: Fri, 14 Oct 2005 12:07:27 -0400
I've owned a Ten-Tec Centurion (422B) for 2-1/2 years. Ten months ago, its HV transformer developed a 1.5k ohm short between the two primaries and was replaced by Ten-Tec (at my expense). Now the sam
/archives//html/Amps/2005-10/msg00377.html (6,575 bytes)

2. [Amps] Before I turn on my amplifier . . . . . . (score: 1)
Author: n3nd@aol.com
Date: Sat, 22 Jul 2006 09:06:18 -0400
I recently had an amp failure. Upon inspection, I found remnants of an arc between the bottom of the plate choke and chassis - which had jumped substantially across an insulator. In the Ten-Tec Centu
/archives//html/Amps/2006-07/msg00847.html (7,763 bytes)

3. [Amps] RG-142 / RG-400 (score: 1)
Author: Dan Atchison <n3nd@aol.com>
Date: Sun, 07 Feb 2010 09:39:43 -0500
Both coaxes are wonderful, but my experience is that for use with regularly changed connections, RG-400 is more reliable due to its stranded center conductor. All my inter-station connections use /40
/archives//html/Amps/2010-02/msg00181.html (6,765 bytes)

4. [Amps] Alpha 8410 Pics (score: 1)
Author: Dan Atchison <n3nd@aol.com>
Date: Tue, 08 Mar 2011 14:10:05 -0500
Interesting. In different photos, it appears that there are two different types of vacuum relays on the rear panel QSK board. Seems they've made a change already. Dan -- N3ND ________________________
/archives//html/Amps/2011-03/msg00068.html (6,835 bytes)

5. [Amps] Centurion (score: 1)
Author: Dan Atchison <N3ND@aol.com>
Date: Sun, 19 Jun 2011 16:21:07 -0400
TenTec Centurion reads power output with no input. Display agrees with internal meter. There is no output. Has anyone seen Q1 short on the display board before? 73, Dan ______________________________
/archives//html/Amps/2011-06/msg00245.html (7,000 bytes)

6. Re: [Amps] Centurion (score: 1)
Author: Dan Atchison <N3ND@aol.com>
Date: Sun, 19 Jun 2011 16:34:08 -0400
_______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/mailman/listinfo/amps
/archives//html/Amps/2011-06/msg00249.html (6,984 bytes)

7. [Amps] Centurion (score: 1)
Author: Dan Atchison <N3ND@aol.com>
Date: Sun, 19 Jun 2011 21:13:50 -0400
Well, interesting repair. Yes, the problem was a leaky Q1 on the display board. Replaced with a non-descript 2N3904 since I didn't have the 2N4124 that was bad. Schematic called for a different trans
/archives//html/Amps/2011-06/msg00256.html (8,355 bytes)

8. [Amps] Dedicated RF (score: 1)
Author: Dan Atchison <N3ND@aol.com>
Date: Fri, 27 Jul 2012 22:17:28 -0400
Haven't seen mention of this. The website was recently updated. Interesting. http://www.dedicatedrf.com/ _______________________________________________ Amps mailing list Amps@contesting.com http://l
/archives//html/Amps/2012-07/msg00320.html (6,182 bytes)

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