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Total 14 documents matching your query.

1. [Amps] FS: Amp parts (score: 1)
Author: k7fl@arrl.net (K7FL)
Date: Sun, 03 Mar 2002 10:52:00 -0800
I have the following parts for sale. All are in new unless otherwise noted. I was going to build an 8877 amplifier, but my XYL surprised me with an Alpha for Christmas (she's a keeper!). Most prices
/archives//html/Amps/2002-03/msg00027.html (7,186 bytes)

2. [AMPS] FS:ARRL-002 Hipersil Xfmr (score: 1)
Author: k7fl@arrl.net (K7FL)
Date: Sun, 03 Feb 2002 10:42:27 -0800
For sale an ARRL-002 Plate Transformer, manufactured by Peter Dahl. Never used ... still in the box. Specs: C-Core - Style #10 Hipersil Primary: 0-220-240 VAC Secondary: 0-1770-2125-2500 VAC @ 1.5 IC
/archives//html/Amps/2002-02/msg00039.html (7,554 bytes)

3. [Amps] Capacitor Recommendation Needed (score: 1)
Author: Dennis Ashworth <K7FL@ARRL.NET>
Date: Sat, 04 Oct 2003 16:27:16 -0700
I need to insert a 1000pf of capacitance in series with my 80M vertical to move the resonant frequency up to the phone band. I have been using a vacuum variable, but would like to use it in another p
/archives//html/Amps/2003-10/msg00037.html (7,329 bytes)

4. [Amps] FS: 8877 socket & Fil Xfmr (score: 1)
Author: Dennis Ashworth <k7fl@arrl.net>
Date: Sat, 15 Apr 2006 22:44:55 -0700
Cleaning out the shack and have a couple of items which may of interest to someone constructing an 8877 amp: Filament Transformer AV-454 - New 120 VAC in, 5VCT @ 10.5 amps output Taps for selecting +
/archives//html/Amps/2006-04/msg00277.html (6,946 bytes)

5. [Amps] FS: 0-3A DC Simpson Panel meter (score: 1)
Author: Dennis Ashworth <k7fl@arrl.net>
Date: Sat, 15 Apr 2006 23:12:02 -0700
Simpson 4.5" wide panel meter Box indicates model 2124. Researching Mouser catalog, it appears the current model is 02850 See info at: www.mouser.com/catalog/625/1604.pdf $40 Dennis, K7FL Battle Grou
/archives//html/Amps/2006-04/msg00278.html (6,340 bytes)

6. [Amps] FS: 8877 socket & Fil Xfmr (score: 1)
Author: Dennis Ashworth <k7fl@arrl.net>
Date: Fri, 28 Apr 2006 20:01:21 -0700
Cleaning out the shack and have a couple of items which may of interest to someone constructing an 8877 amp: Filament Transformer AV-454 - New 120 VAC in, 5VCT @ 10.5 amps output Taps for selecting +
/archives//html/Amps/2006-04/msg00429.html (7,069 bytes)

7. [Amps] Alpha 91B on 6M? (score: 1)
Author: Dennis Ashworth <K7FL@ARRL.NET>
Date: Sat, 07 Jul 2007 09:33:24 -0700
Has anyone had success putting the 91B on 6M? I suspect there are easier amps to modify (SB200, etc) but wanted to begin my pursuit of a 6M solution with what I currently own. Dennis, K7FL __________
/archives//html/Amps/2007-07/msg00071.html (6,201 bytes)

8. [Amps] Alpha 91B on 6M - Clarification (score: 1)
Author: Dennis Ashworth <K7FL@ARRL.NET>
Date: Sat, 07 Jul 2007 10:08:11 -0700
I should clarify ... I would want to add 6M versus dedicating the amp to just 6M. Obviously a more difficult task. Tnx Dick, K5AND for asking for clarification. Dennis, K7FL == Original message: Has
/archives//html/Amps/2007-07/msg00072.html (6,716 bytes)

9. [Amps] Winding large inductors (score: 1)
Author: Dennis Ashworth <K7FL@arrl.net>
Date: Tue, 20 Nov 2007 13:22:26 -0800
I need to construct a 35uH air inductor using .250 copper tubing. D is around 5"; L = 10 inches. I can play with the dia & L a bit and still be in the Q ballpark I desire. Does anyone have a jig or t
/archives//html/Amps/2007-11/msg00287.html (7,021 bytes)

10. [Amps] Winding large inductors-THANKS (score: 1)
Author: Dennis Ashworth <K7FL@arrl.net>
Date: Wed, 21 Nov 2007 18:49:31 -0800
Thanks folks for the great suggestions. Lots of great ideas and I very much appreciate the help! Dennis, K7FL Battle Ground, WA == I need to construct a 35uH air inductor using .250 copper tubing. D
/archives//html/Amps/2007-11/msg00314.html (6,640 bytes)

11. [Amps] Misc Items for sale (score: 1)
Author: Dennis Ashworth <K7FL@arrl.net>
Date: Sat, 29 Dec 2007 09:12:48 -0800
Radio Switch 88: 36&ordm; index. 2 pole, 9 position. 13 KV, 30 amps. 1/4" x 0.967"L shaft. 4" nominal, 5" diameter max. 5-1/2" behind panel depth. Some tarnish on contacts, but overall good condition
/archives//html/Amps/2007-12/msg00266.html (7,107 bytes)

12. [Amps] Misc Items for sale (score: 1)
Author: Dennis Ashworth <K7FL@arrl.net>
Date: Sun, 20 Jan 2008 21:50:07 -0800
Miscellaneous amplifier or tuner parts: Radio Switch 88: 36&ordm; index. 2 pole, 9 position. 13 KV, 30 amps. 1/4" x 0.967"L shaft. 4" nominal, 5" diameter max. 5-1/2" behind panel depth. Some tarnish
/archives//html/Amps/2008-01/msg00126.html (6,955 bytes)

13. [Amps] Air variable caps for sale (score: 1)
Author: Dennis Ashworth <K7FL@arrl.net>
Date: Thu, 31 Jan 2008 19:44:10 -0800
Air variable capacitors: E.F. Johnson dual gang 151 pf per section at 7KV air variable capacitor - $40. E.F. Johnson single gang 800pf, 3.5KV air variable capacitor - $40. Pictures available upon req
/archives//html/Amps/2008-01/msg00285.html (6,270 bytes)

14. [Amps] FS: 151 PF dual air variable cap, 7.5KV (score: 1)
Author: Dennis Ashworth <K7fl@arrl.net>
Date: Sat, 07 Feb 2009 13:30:41 -0800
E.F. Johnson dual gang 151 pf per section at 7KV air variable capacitor - $35 +shipping from 98604. Pictures available upon request.. _______________________________________________ Amps mailing list
/archives//html/Amps/2009-02/msg00180.html (6,484 bytes)

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