- 1. [AMPS] Homebrew amp. reliability (FWD) (FWD) (score: 1)
- Author: chris.tran@zetnet.co.uk (Chris W Tran)
- Date: Wed, 2 Dec 1998 08:12:25 GMT
- Wednesday 3rd Dec.1998 Hello all In the last 20 years I've constructed 9 homebrew amps.-mostly HF, some 6m,2m. I keep a record of everything that blows up, and try to analyse why. You might be intere
- /archives//html/Amps/1998-12/msg00017.html (9,100 bytes)
- 2. [AMPS] Filament circuit design (score: 1)
- Author: chris.tran@zetnet.co.uk (Chris W Tran)
- Date: Mon, 23 Nov 1998 16:14:03 GMT
- Hello all I'm constructing a tetrode amp. and the filament transformer I have has no centre-tap. I do not want to 'earth' one side of the filament., Any suggestions as to how I can monitor the cathod
- /archives//html/Amps/1998-11/msg00316.html (7,588 bytes)
- 3. [AMPS] Neutralising tetrode HF amplifiers (score: 1)
- Author: chris.tran@zetnet.co.uk (Chris W Tran)
- Date: Sat, 10 Oct 1998 10:10:23 +0100
- Saturday 10th October 1998 Hello all I enjoyed a visit to Rich Measures AG6K web-site - thanks for the interesting info. Rich. (I also enjoy this reflector when you guys can't agree on something!) Th
- /archives//html/Amps/1998-10/msg00083.html (7,888 bytes)
- 4. [AMPS] Revitalising 'tired' tetrodes (score: 1)
- Author: chris.tran@zetnet.co.uk (Chris W Tran)
- Date: Sun, 18 Oct 1998 11:18:40 +0100
- Sunday 18th October 1998 Hello all I've got a few tired 4CX1000A ex-broadcast 'pulls', and want to revitalise them a bit, if it's possible. Speaking to my friend Bob Kerr GM4FDT, he quoted from the 1
- /archives//html/Amps/1998-10/msg00248.html (7,980 bytes)
- 5. [AMPS] 3-phase fan motor - help please (score: 1)
- Author: chris.tran@zetnet.co.uk (Chris W Tran)
- Date: Tue, 1 Sep 1998 15:33:49 +0100
- Tuesday 1/9/98 GM3WOJ = wrong ! W5AJ = correct ! Thanks to Robert W5AJ for continuing to question me about having 2 phases at this QTH ! I was wrong ! I don't have 2 phases after all - just what the
- /archives//html/Amps/1998-09/msg00010.html (7,339 bytes)
- 6. [AMPS] Buying Guidelines for Used 8877/3CX1500A7's (score: 1)
- Author: chris.tran@zetnet.co.uk (Chris W Tran)
- Date: Thu, 3 Sep 1998 16:58:39 +0100
- Thursday 3/9/98 Hello all Please could someone clarify which number on an 8877 is the 'date code', and what differences (internal or external) the 'heat dam' idea made ? I have an 8877 (un-used) whic
- /archives//html/Amps/1998-09/msg00047.html (6,992 bytes)
- 7. [AMPS] 3-phase fan motor - help please (score: 1)
- Author: chris.tran@zetnet.co.uk (Chris W Tran)
- Date: Mon, 24 Aug 1998 22:18:01 +0100
- Monday 24th August 1998 Hello all I'm building a new HF amp. and the electric motor on the blower/fan I have needs a 3-phase supply (it is about a 1/3 HP motor) Can anyone tell me how I can run this
- /archives//html/Amps/1998-08/msg00184.html (7,648 bytes)
- 8. [AMPS] 3-phase fan motor - summary (score: 1)
- Author: chris.tran@zetnet.co.uk (Chris W Tran)
- Date: Sat, 29 Aug 1998 08:57:26 +0100
- Saturday 29th August 1998 Thanks to everyone who responded to my posting about how to run a 3-phase electric motor with only 2 phases available. 5 people told me 'you don't have 2 phases' which surpr
- /archives//html/Amps/1998-08/msg00243.html (7,787 bytes)
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