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Total 159 documents matching your query.

1. Re: [TenTec] Proper TenTec 960 power Supply Schematic (score: 1)
Author: James Duffer <dufferjames@hotmail.com>
Date: Fri, 4 Jun 2021 14:44:39 +0000
Kind of unusual that "both" power supplies exhibit this sympton. What are you using for a load? 73 and keep us informed. Jim WD4AIR Whoa, thats interesting. Sounds like its going into current limitin
/archives//html/TenTec/2021-06/msg00006.html (11,132 bytes)

2. Re: [TenTec] Argosy 2 (score: 1)
Author: James Duffer <dufferjames@hotmail.com>
Date: Thu, 11 Jun 2020 12:40:12 +0000
Is their any modulation of the output when you do that? Is there hum, or a signal (envelope) on the output, if so, you may have some sort of audio oscillation modulating the output if it is a single
/archives//html/TenTec/2020-06/msg00028.html (9,093 bytes)

3. Re: [TenTec] Long shot! TT 239 panel needed (score: 1)
Author: James Duffer <dufferjames@hotmail.com>
Date: Mon, 24 Feb 2020 14:40:35 +0000
Good luck. Let us know how it turns out. WD4AIR ________________________________ From: TenTec <tentec-bounces+dufferjames=hotmail.com@contesting.com> on behalf of John W. Farler <k4avx1@windstream.ne
/archives//html/TenTec/2020-02/msg00069.html (8,103 bytes)

4. Re: [TenTec] Centurion Bias Transistor Follow on post (score: 1)
Author: James Duffer <dufferjames@hotmail.com>
Date: Mon, 20 Nov 2017 18:18:50 +0000
Isn't it in the TO-204-2 package, where the case is the "drain"? ________________________________ From: TenTec <tentec-bounces@contesting.com> on behalf of Michael Marx <sndtubes@vacuumtubes.com> Sen
/archives//html/TenTec/2017-11/msg00105.html (9,459 bytes)

5. Re: [TenTec] Big Sales (score: 1)
Author: James Duffer <dufferjames@hotmail.com>
Date: Sun, 26 Jul 2015 06:34:27 -0500
Sure gives you a warm fuzzy feeling about Ten Tec after paying nearly 2400 dollars for an Eagle a little over a year ago. Talk about depreciation! The price one pays to be on the "leading edge of tec
/archives//html/TenTec/2015-07/msg00192.html (8,035 bytes)

6. Re: [TenTec] Sale is Over (score: 1)
Author: James Duffer <dufferjames@hotmail.com>
Date: Wed, 29 Jul 2015 08:30:56 -0500
Yes, my order was cancelled. However, they did say they had a few "demonstration" available. Same warranty, but I did not go for a used one, at almost the same price, but with the 600 Hz filter also
/archives//html/TenTec/2015-07/msg00217.html (8,200 bytes)

7. Re: [TenTec] Sale is Over (score: 1)
Author: James Duffer <dufferjames@hotmail.com>
Date: Wed, 29 Jul 2015 10:12:00 -0500
Yes current sale.
/archives//html/TenTec/2015-07/msg00220.html (8,202 bytes)

8. Re: [TenTec] OT: K9YC on Vertical or Horizontal / Heights (score: 1)
Author: James Duffer <dufferjames@hotmail.com>
Date: Sun, 23 Nov 2014 21:51:11 -0600
As I recall when we went to "circular" polarization the returns from weather was reduced because of the fact the returns were of the opposite circular polarization. (eg. transmit right hand circular
/archives//html/TenTec/2014-11/msg00395.html (12,367 bytes)

9. Re: [TenTec] Alpha Amplifiers and TEN-TEC Merge (score: 1)
Author: James Duffer <dufferjames@hotmail.com>
Date: Mon, 12 May 2014 11:20:47 -0500
Will the "red dot" be in the banner? :)
/archives//html/TenTec/2014-05/msg00173.html (17,113 bytes)

10. Re: [TenTec] Bounced from list? (score: 1)
Author: James Duffer <dufferjames@hotmail.com>
Date: Thu, 10 Apr 2014 09:05:15 -0500
Hardly think it was a scam. I received several from different list. I clicked on the link provided, and got the legitimate web page. Since I had long forgotten my password, it was also reset. My sate
/archives//html/TenTec/2014-04/msg00249.html (10,173 bytes)

11. Re: [TenTec] How much for an Orion III? (score: 1)
Author: James Duffer <dufferjames@hotmail.com>
Date: Mon, 14 Apr 2014 13:16:39 -0500
Such a sad tale. Sorry to hear of such destruction of good and harmless equipment. Harmless as there was no "just" reason for the destruction. Jim, wd4air
/archives//html/TenTec/2014-04/msg00318.html (13,748 bytes)

12. Re: [TenTec] Adding Pilot Light to RX-320D (score: 1)
Author: James Duffer <dufferjames@hotmail.com>
Date: Sat, 29 Sep 2012 09:56:44 -0500
Very well written Charles. , Jim (wd4air)
/archives//html/TenTec/2012-09/msg00351.html (11,059 bytes)

13. Re: [TenTec] Building TenTec Receiver 1254 Kit Question (score: 1)
Author: James Duffer <dufferjames@hotmail.com>
Date: Mon, 16 May 2011 06:21:30 -0500
A wise decision. It is much more hassle to remove components when the board is totally populated. Building in stages and testing as you go is a wise move. fwiw 73, Jim wd4air
/archives//html/TenTec/2011-05/msg00127.html (8,849 bytes)

14. Re: [TenTec] 255 Power Supply (score: 1)
Author: James Duffer <dufferjames@hotmail.com>
Date: Sun, 13 Mar 2011 13:07:20 -0500
I don't know what kind of multimeter you have, but all meters do not have the red lead positive when in the Ohms position. When checking fwd and rev resistance of semiconductor junctions it becomes a
/archives//html/TenTec/2011-03/msg00138.html (11,773 bytes)

15. Re: [TenTec] NEC, ground, grounds, and radials. (score: 1)
Author: James Duffer <dufferjames@hotmail.com>
Date: Fri, 7 Jan 2011 21:54:16 -0600
Doesn't those in the electronics world refer to that as the "j" operator? 73, Jim, wd4air
/archives//html/TenTec/2011-01/msg00189.html (10,627 bytes)

16. Re: [TenTec] Rhombics (score: 1)
Author: James Duffer <dufferjames@hotmail.com>
Date: Tue, 7 Dec 2010 17:08:50 -0600
Sounds good, especially the rhombic. I visited the VOA (Voice of America) receive plant at Furstenfeldbruck (spelling?) Germany in the 60s. They used curtain rhomibics (3 tiers) in a triple space div
/archives//html/TenTec/2010-12/msg00196.html (10,557 bytes)

17. Re: [TenTec] "The End of Ten-Tec" (Yeah, Right) (score: 1)
Author: James Duffer <dufferjames@hotmail.com>
Date: Fri, 17 Dec 2010 18:11:21 -0600
Is SGC is around. I have a SGC-2000 which operated on ham, marine and other frequencies also have their tuner. Jim (wd4air)
/archives//html/TenTec/2010-12/msg00388.html (12,503 bytes)

18. Re: [TenTec] non qsk amp (score: 1)
Author: James Duffer <dufferjames@hotmail.com>
Date: Fri, 24 Dec 2010 20:38:32 -0600
My 544 was the digital version of the Triton IV. Are you sure it is a 544? de wd4air
/archives//html/TenTec/2010-12/msg00519.html (8,053 bytes)

19. Re: [TenTec] swr (score: 1)
Author: James Duffer <dufferjames@hotmail.com>
Date: Wed, 18 Aug 2010 09:06:20 -0500
furthermore, we must remember that Ten Tec sells antenna tuners, both stand alone and those installed in radios, this alone would justify threads like this. Jim (wd4air)
/archives//html/TenTec/2010-08/msg00268.html (10,557 bytes)

20. Re: [TenTec] Extra class CW Sending Test (score: 1)
Author: James Duffer <dufferjames@hotmail.com>
Date: Fri, 28 May 2010 10:26:31 -0500
I didn't have to take a sending test for extra. 73, de wd4air
/archives//html/TenTec/2010-05/msg00468.html (10,279 bytes)


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