- 1. [Amps] Mod thunderbolt to 4CX800A (score: 1)
- Author: "Bob Good" <k4bg@planters.net>
- Date: Wed, 17 Nov 2004 17:13:59 -0500
- I would appreciate comments on the feasibility of modifying an old Johnson Thunderbolt Amp (4-400A's , tuned / swamped input) to use 4CX800A's. In doing so, I would also desire to include 160 meters.
- /archives//html/Amps/2004-11/msg00251.html (7,322 bytes)
- 2. [Amps] Ref: 4- 6AG7 Linear (score: 1)
- Author: "Bob Good" <k4bg@planters.net>
- Date: Sat, 25 Dec 2004 09:34:27 -0500
- Nostalgia ! I aquired my CE 10-B in 1960 and ran it barefoot (!) beside my PP TZ-40's. I knew of some hams who built the 4- 6AG7's but they only ran 1kv to the plates at 100 ma. Perhaps 6L6's would r
- /archives//html/Amps/2004-12/msg00313.html (6,430 bytes)
- 3. Re: [Amps] Advice on how to work this thing... (score: 1)
- Author: "Bob Good" <k4bg@planters.net>
- Date: Fri, 7 Jan 2005 19:34:10 -0500
- Dear Chris. Oh Boy! Now this is just what an old timer like myself really enjoys. I remember well my old push pull TZ-40's with a swinging link tank. You have asked a chapter full of questions, so le
- /archives//html/Amps/2005-01/msg00114.html (9,274 bytes)
- 4. Re: [Amps] Advice on how to work this thing... (score: 1)
- Author: "Bob Good" <k4bg@planters.net>
- Date: Fri, 7 Jan 2005 23:19:09 -0500
- Glad you are learning Chris. there has to be a big variable capacitor across the tank coil assembly. It's an LC circuit. the single 4-125 is more than adaquate to drive the PP 250T's. The input LC in
- /archives//html/Amps/2005-01/msg00116.html (14,300 bytes)
- 5. [Amps] Plate Choke (score: 1)
- Author: "Bob Good" <k4bg@planters.net>
- Date: Mon, 15 Aug 2005 15:41:50 -0400
- Can someone help with specs on a UTC model PA-1C Plate Choke? Thanks /73, Bob K4BG _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/ma
- /archives//html/Amps/2005-08/msg00534.html (6,548 bytes)
- 6. [Amps] Choke (score: 1)
- Author: "Bob Good" <k4bg@planters.net>
- Date: Mon, 15 Aug 2005 15:50:17 -0400
- Sorry! correction...My query should read,"Can someone help with the specs on a UTC Model PA-1C POWER SUPPLY "FILTER" Choke. (Not "plate Choke" dummie me)! Thanks again Bob K4BG ______________________
- /archives//html/Amps/2005-08/msg00535.html (6,099 bytes)
- 7. [Amps] Power supply Choke (score: 1)
- Author: "Bob Good" <k4bg@planters.net>
- Date: Sat, 20 Aug 2005 12:08:21 -0400
- Greetings all, Can someone please supply information to me on a UTC model PA-1C Filter Choke? Thank you. Regards, Bob K4BG _______________________________________________ Amps mailing list Amps@conte
- /archives//html/Amps/2005-08/msg00614.html (6,305 bytes)
- 8. [Amps] 6AG7 or 1625's (score: 1)
- Author: "Bob Good" <k4bg@planters.net>
- Date: Thu, 12 Feb 2009 20:19:43 -0500
- One more thing...........Refrain from whistling !!! The nostalgia is Great ! Bob K4BG (ex K4VHC 1958) _______________________________________________ Amps mailing list Amps@contesting.com http://list
- /archives//html/Amps/2009-02/msg00391.html (6,369 bytes)
- 9. [Amps] Titan II Pedestal (score: 1)
- Author: "Bob Good" <k4bg@planters.net>
- Date: Tue, 1 Dec 2009 19:24:09 -0500
- Question please.... I have a Ten Tec Titan II amp that I would like to place on a pedestal on the floor. I will vent and filter the air. The amp will sit on about a 30 degree angle. I would appreciat
- /archives//html/Amps/2009-12/msg00018.html (6,973 bytes)
- 10. [Amps] Restoring DX-100 (score: 1)
- Author: "Bob Good" <k4bg@planters.net>
- Date: Sat, 15 Jan 2011 10:56:21 -0500
- Gentlemen, I learn daily from all the interesting posts. I now have a question. I am in the process of restoring a DX-100 and am ready to apply high voltage. I have only run filaments so far. I am aw
- /archives//html/Amps/2011-01/msg00153.html (7,543 bytes)
- 11. [Amps] DX-100 Restoratiom (score: 1)
- Author: "Bob Good" <k4bg@planters.net>
- Date: Sat, 15 Jan 2011 18:45:56 -0500
- Thanks to the large group who responded to my previous post concerning my DX-100 Restoration project. Excellent advice was offered and I now feel comfortable continuing with the project. Your contrib
- /archives//html/Amps/2011-01/msg00163.html (6,352 bytes)
- 12. Re: [Amps] Ducting Suggestion (score: 1)
- Author: "Bob Good" <k4bg@planters.net>
- Date: Wed, 21 Mar 2012 18:02:38 -0400
- Roger, et-al; On my Titan II (4CX-1600) I use RV sewer hose to exhaust the air through my home brew panel in the bottom of the window behind the equipment where the feed lines pass. I use screen wire
- /archives//html/Amps/2012-03/msg00222.html (10,753 bytes)
- 13. [TenTec] Fw: Need Caps for Titan II Please (score: 1)
- Author: "Bob Good" <k4bg@planters.net>
- Date: Thu, 11 Apr 2013 10:53:45 -0400
- I own a T-T Model 416 Titan II Amp and having a problem. It started with an burning arc located at the bottom of the 160 / 80 Meter coil at the junction of the 1/4 inch tubing coil. It carboned the b
- /archives//html/Amps/2013-04/msg00068.html (7,987 bytes)
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