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References: [ +from:paul@w8aef.com: 13 ]

Total 13 documents matching your query.

1. Re: [Amps] [-] Re: Kilovac HC-2 Mounting Nut (score: 1)
Author: "W8AEF" <paul@w8aef.com>
Date: Sat, 16 Sep 2006 09:59:55 -0700
When I modify my amplifiers for QSK using vacuum relays, I follow Richard Measurers, AG6K's method of making the mounting hole sightly larger than the relay and securing the relay to the chassis with
/archives//html/Amps/2006-09/msg00205.html (8,594 bytes)

2. Re: [Amps] [-] Re: Step Start on a 3KA Amp (score: 1)
Author: "Paul Playford" <paul@w8aef.com>
Date: Wed, 20 Sep 2006 10:06:39 -0700
There is a manual on BAMA for the 3K. Uses 3CX1200A7's. de Paul, W8AEF _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/mailman/listin
/archives//html/Amps/2006-09/msg00246.html (9,483 bytes)

3. Re: [Amps] SB221 Low Power Help (score: 1)
Author: "Paul Playford" <paul@w8aef.com>
Date: Tue, 8 Sep 2009 09:29:21 -0700
Richard Measures, AG6K, has done a lot of work on SB-220s and talks about the input circuit at: http://www.somis.org/SB220ci.html FWIW, Richard has his detractors however I have applied his modificat
/archives//html/Amps/2009-09/msg00093.html (8,699 bytes)

4. Re: [Amps] Fixing scratched meters (score: 1)
Author: "Paul Playford" <paul@w8aef.com>
Date: Tue, 8 Sep 2009 14:59:32 -0700
Bar Keepers Friend - available at most grocery stores. And elbow grease. Works great for defogging your automobile's plastic headlight lens also - but here you want to use 'Friend with a power buffer
/archives//html/Amps/2009-09/msg00108.html (7,466 bytes)

5. Re: [Amps] LK-500-NTC v. SB-220 v. Clipperrton L (score: 1)
Author: "Paul Playford" <paul@w8aef.com>
Date: Mon, 5 Oct 2009 13:44:33 -0700
I forgot shortly after I passed it <grin>. de Paul, W8AEF ZF2JI/ZF2TA FO8DX/FO8PLA 8Q7AA XZ0A VU7RG TX5D _______________________________________________ Amps mailing list Amps@contesting.com http://l
/archives//html/Amps/2009-10/msg00105.html (9,114 bytes)

6. Re: [Amps] PEP Reading Wattmeter (score: 1)
Author: "Paul Playford" <paul@w8aef.com>
Date: Mon, 5 Oct 2009 13:53:49 -0700
Specifications don't lie, but Liars to specifiy. de Paul, W8AEF ZF2JI/ZF2TA FO8DX/FO8PLA 8Q7AA XZ0A VU7RG TX5D -- Original Message -- _______________________________________________ Amps mailing list
/archives//html/Amps/2009-10/msg00110.html (8,347 bytes)

7. Re: [Amps] Henry 2K-2 (score: 1)
Author: "Paul Playford" <paul@w8aef.com>
Date: Thu, 8 Oct 2009 09:16:40 -0700
I believe the 3-500Z is physically larger (taller) than a 4-400. Don't have any other information. de Paul, W8AEF ZF2JI/ZF2TA FO8DX/FO8PLA 8Q7AA XZ0A VU7RG TX5D ______________________________________
/archives//html/Amps/2009-10/msg00140.html (7,763 bytes)

8. Re: [Amps] Fw: 8874 Pulls (score: 1)
Author: "Paul Playford" <paul@w8aef.com>
Date: Fri, 16 Oct 2009 13:48:20 -0700
Greetings to all, I have two sets (total of four) 8874's pulled from working Alpha amps that were converted to 3CX800's. These are probably the last 8874 pulls that I will have as I will no longer ma
/archives//html/Amps/2009-10/msg00236.html (8,568 bytes)

9. Re: [Amps] Drake L4 Slow Relay (score: 1)
Author: "Paul Playford" <paul@w8aef.com>
Date: Sat, 21 Nov 2009 17:26:04 -0700
You should install a 1N4004 (or similar) diode across the VOX terminal with the anode to the ground and the cathode to the RY1 terminal. This will prevent inductive voltage spikes from welding the co
/archives//html/Amps/2009-11/msg00224.html (8,917 bytes)

10. Re: [Amps] Restoring DX-100 (score: 1)
Author: "Paul Playford" <paul@w8aef.com>
Date: Sat, 15 Jan 2011 09:36:54 -0700
How about replacing the tube rectifiers with silicon diodes? de Paul, W8AEF Gentlemen, I learn daily from all the interesting posts. I now have a question. I am in the process of restoring a DX-100 a
/archives//html/Amps/2011-01/msg00154.html (8,015 bytes)

11. Re: [Amps] Alpha 76CA Operation (score: 1)
Author: "Paul Playford" <paul@w8aef.com>
Date: Thu, 27 Jan 2011 09:50:58 -0700
Alpha 76PA, sn 6090 20m Plate 1A Grid 80ma H.V. 2100vdc Output 1500w Drive 70w This with 240vac I suggest you start by connecting the amplifer to 240vac. de Paul, W8AEF -- Original Message -- From: "
/archives//html/Amps/2011-01/msg00362.html (6,839 bytes)

12. Re: [Amps] New Alpha 8410 photos + Video (score: 1)
Author: "Paul Playford" <paul@w8aef.com>
Date: Wed, 9 Mar 2011 10:08:15 -0700
I have designed and built a 20m 1.5 Kw bandpass filter that has .4 dB insertion loss. After 30 seconds at 1.5 Kw it gets HOT! .4 dB loss from 1.5 Kw is 165 watts. When was the last time you grabbed a
/archives//html/Amps/2011-03/msg00075.html (9,986 bytes)

13. Re: [Amps] MFJ PIN-5 (QSK Board) Info (score: 1)
Author: "Paul Playford" <paul@w8aef.com>
Date: Wed, 20 Apr 2011 21:11:31 -0700
I have a PDF of the QSK-5. 2 MB and I can send it to you as an attachment if you want. de Paul, W8AEF Does anyone have any info on the MFJ (Ameritron) PIN-5 Board ? I don't find anything on the MFJ s
/archives//html/Amps/2011-04/msg00486.html (7,699 bytes)

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