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1. [Amps] Dentron DTR-2000 (score: 1)
Author: k9mk@flash.net (Mike Krzystyniak)
Date: Sun, 20 Oct 2002 10:58:46 -0500
I recently pulled my DTR-2000 out of semi retirement and aside from some dust and a little stiffness in the tuning caps she fired up just fine. While tuning up for a 20M QSO (driven from my FT-1000 i
/archives//html/Amps/2002-10/msg00218.html (8,002 bytes)

2. [Amps] KW Linear for FT-817 (score: 1)
Author: k9mk@flash.net (Mike Krzystyniak)
Date: Wed, 17 Jul 2002 00:02:05 -0500
I'm researching an amp project for a friend. He wants a legal limit or near legal limit amp that can be driven from a Yaesu FT-817. It's been 25 years since I rolled and amp so I thought I'd ask the
/archives//html/Amps/2002-07/msg00237.html (8,305 bytes)

3. RE2: [Amps] Re: KW Linear for FT-817 (score: 1)
Author: k9mk@flash.net (Mike Krzystyniak)
Date: Wed, 17 Jul 2002 19:14:37 -0500
Many thanks for all the responses that helped me think through this challenge. Double thanks to those that provided the links to successful conversions and also the insightful narratives on today's m
/archives//html/Amps/2002-07/msg00274.html (7,484 bytes)

4. [Amps] KB2AH 1296 amp info (score: 1)
Author: k9mk@flash.net (Mike Krzystyniak)
Date: Mon, 4 Mar 2002 17:47:45 -0600
I haven't had a lot of success gleaning meaningful G2 from the KB2AH web site. Does anyone have schematic, wiring, operating info for this single tube cavity 1296 amp, originally made by KB2AH? Thank
/archives//html/Amps/2002-03/msg00056.html (6,411 bytes)

5. [AMPS] Max-con, magic antenna box info requested (score: 1)
Author: k9mk@flash.net (Mike Krzystyniak)
Date: Sun, 19 Nov 2000 14:21:01 -0600
Dummy loads are broad band devices too... -- FAQ on WWW: http://www.contesting.com/FAQ/amps Submissions: amps@contesting.com Administrative requests: amps-REQUEST@contesting.com Problems: owner-amps@
/archives//html/Amps/2000-11/msg00224.html (10,373 bytes)

6. [AMPS] Max-con, magic antenna box info requested (score: 1)
Author: k9mk@flash.net (Mike Krzystyniak)
Date: Sun, 19 Nov 2000 14:35:44 -0600
Sorry everyone. I was agreeing with Phil when I hit the send button too soon. One of the locals has one of these puppies here. After I convinced him that the design was based on a dummy load, he agre
/archives//html/Amps/2000-11/msg00225.html (10,839 bytes)

7. [AMPS] 6 Meter Amps? (score: 1)
Author: k9mk@flash.net (Mike Krzystyniak)
Date: Sat, 25 Nov 2000 14:00:27 -0600
Hi Rich etal... I have heard from a Henry 2006 owner that the smaller Henry 6m amps coming from the factory mis wired and the controls connected wrong. Also the supplies are resistively loaded creati
/archives//html/Amps/2000-11/msg00367.html (7,652 bytes)

8. [AMPS] N6CA 1296 RF Deck (score: 1)
Author: k9mk@flash.net (Mike Krzystyniak)
Date: Sun, 26 Nov 2000 08:54:47 -0600
I have a cherry N6CA 1296 MHz RF deck that's up for auction on eBay. Ending today. Check it out... eBay # 504083208 N6CA 1296 MHz 250 Watt RF Deck with 2 Tubes Auction ends on: Nov-26-00 15:23:06 PST
/archives//html/Amps/2000-11/msg00373.html (6,858 bytes)

9. [AMPS] VHF tubes (score: 1)
Author: k9mk@flash.net (Mike Krzystyniak)
Date: Sun, 29 Oct 2000 09:46:39 -0600
I have two tubes that sorta look like 2C39's One is marked Eimac 7211 (ceramic base) One is marked Eimac 381 (glass base) Can someone tell me what they are? Or possibly point me to a reference? Thank
/archives//html/Amps/2000-10/msg00650.html (8,165 bytes)

10. [AMPS] Dentron DTR-2000 (score: 1)
Author: k9mk@flash.net (Mike Krzystyniak)
Date: Wed, 13 Sep 2000 22:43:39 -0500
Does anyone have an opinion on the merits of converting a Dentron DTR-2000 to 6M? Any pointers for plans? Thanks... Mike K9MK -- FAQ on WWW: http://www.contesting.com/FAQ/amps Submissions: amps@conte
/archives//html/Amps/2000-09/msg00690.html (7,463 bytes)

11. [AMPS] 1296 MHz Linear Amps from SSB Electronics (score: 1)
Author: k9mk@flash.net (Mike Krzystyniak)
Date: Wed, 21 Jun 2000 07:56:56 -0500
Does anyone have any experience with or feedback on the SSB Electronics TLA-1275 Linear amp, or the 23150FC Linear from EME Electronics? Thanks... Mike K9MK/5 -- FAQ on WWW: http://www.contesting.com
/archives//html/Amps/2000-06/msg00288.html (8,465 bytes)

12. [Amps] Looking for info 902 MHz HI-SPEC 2C39 Water Cooled AMP (score: 1)
Author: "Mike Krzystyniak" <k9mk@flash.net>
Date: Thu, 20 Oct 2005 07:41:59 -0500
Does anyone have any documentation, maybe a schematic, or web links for a ...... 902-928 MHz dual 2C39 water cooler amp made by HI-SPEC out of Jupiter Florida? Thanks... Mike K9MK/5 _________________
/archives//html/Amps/2005-10/msg00485.html (6,726 bytes)

13. [Amps] Help on tuning Henry 2002A & 2004A VHF Amps (score: 1)
Author: "k9mk@flash.net" <k9mk@flash.net>
Date: Tue, 13 Dec 2005 00:02:46 -0500
I picked up a couple of these VHF amps in a garage sale, and they appear to work! When I tried to load them up I can't seem to tame the grid current down, so even though I have read the manuals I'm n
/archives//html/Amps/2005-12/msg00145.html (7,234 bytes)

14. Re: [Amps] LeCroy scopes (score: 1)
Author: <k9mk@flash.net>
Date: Mon, 27 Feb 2006 12:59:11 -0600
Will, We had several LeCroy's in our DE lab. They are Cadilac "real time" scopes. The HP's and many of the modern TEK's were all difitized samplers and fail when trying to capture electrically fast t
/archives//html/Amps/2006-02/msg00629.html (8,445 bytes)

15. [Amps] Questions on hot switching 2700V B+ to a 3CX800 amp. (score: 1)
Author: "Mike Krzystyniak K9MK" <k9mk@flash.net>
Date: Sat, 12 Aug 2006 11:07:53 -0500
Greetings all, I own several Henry VHF/UHF amplifiers that use 3CX800 finals. I have long been disappointed on the noise and mechanical vibration noises created by these puppies. They also get quite
/archives//html/Amps/2006-08/msg00444.html (9,371 bytes)

16. Re: [Amps] 3CPX vs 3CX tubes (score: 1)
Author: "Mike Krzystyniak K9MK" <k9mk@flash.net>
Date: Fri, 20 Oct 2006 22:05:51 -0500
I have tried 3CPX800's in my Henry 2002A and 2004A amps. The tube is physically taller than the standard tube by about a tenth of an inch. So the teflon chimney to exhaust port that is part of the ta
/archives//html/Amps/2006-10/msg00220.html (8,057 bytes)

17. Re: [Amps] An interesting eBay item (score: 1)
Author: "Mike Krzystyniak K9MK" <k9mk@flash.net>
Date: Sun, 14 Jan 2007 14:15:58 -0600
Hal, His 10KW slug also has a 3CX1500A7 installed in it... ;-) Mike K9MK Dear ampers, My dual 3CPX1500A7 amp that took 18 months to design and build won't do 15,000 watts. This guy has a dual 3CX1500
/archives//html/Amps/2007-01/msg00147.html (8,576 bytes)

18. [Amps] Help with a couple Henry 2004A questions (score: 1)
Author: "Mike Krzystyniak K9MK" <k9mk@flash.net>
Date: Sat, 27 Jan 2007 11:02:48 -0600
If you have a Henry 2004A, can you help me understand my beast by telling me about your... 1) For your normal operation on ~432.1 MHz; a) What power out does your amp normally run? b) For that power
/archives//html/Amps/2007-01/msg00262.html (7,089 bytes)

19. [Amps] Help with a TE Systems 2M VHF Amp problem (score: 1)
Author: "Mike Krzystyniak K9MK" <k9mk@flash.net>
Date: Sun, 27 May 2007 10:44:25 -0500
Thanks for reading this... I have a friends TE System 1452G on the bench with a peculiar problem. In SSB mode, with the amp in the "out" position, engaging the preamp with the front panel switch caus
/archives//html/Amps/2007-05/msg00227.html (7,188 bytes)

20. [VHFcontesting] Color coding on UNELCO caps (score: 1)
Author: "Mike Krzystyniak K9MK" <k9mk@flash.net>
Date: Sun, 27 May 2007 17:07:55 -0500
Does anyone have a color code cap value table for the UNELCO metal mica caps? Thanks... Mike K9MK/5 _______________________________________________ VHFcontesting mailing list VHFcontesting@contesting
/archives//html/Amps/2007-05/msg00231.html (7,089 bytes)


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