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References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*\[Amps\]\s+Henry\s+solid\-state\s+amp\s+problem\s*$/: 4 ]

Total 4 documents matching your query.

1. [Amps] Henry solid-state amp problem (score: 1)
Author: rakefet@rakefet.com (Vic Rosenthal)
Date: Sun, 22 Sep 2002 11:08:20 -0700
I have a Henry SS750 solid state amp. It has 8 2sc2879's (four push-pull circuits on individual boards). It operates at 14v. There's a decoupling circuit on the 14v lines going to each board: the col
/archives//html/Amps/2002-09/msg00180.html (7,736 bytes)

2. [Amps] Henry solid-state amp problem (score: 1)
Author: Roger Glover" <r.glover@btinternet.com (Roger Glover)
Date: Sun, 22 Sep 2002 22:21:45 +0100
cold end by replaced them the end happened on about affect My guess is that its the 'af' ripple on the supply line that's causing the ripple current rating of the capacitors to be exeeded. To prove t
/archives//html/Amps/2002-09/msg00183.html (8,968 bytes)

3. [Amps] Henry solid-state amp problem (score: 1)
Author: rakefet@rakefet.com (Vic Rosenthal)
Date: Sun, 22 Sep 2002 15:55:28 -0700
I'm leery of testing with continuous carrier because the amp gets hot quite quickly. I don't operate SSB, if that's what you mean by 'AF' -- just CW. The PS regulates within 0.2 volt and the cables a
/archives//html/Amps/2002-09/msg00187.html (7,599 bytes)

4. [Amps] Henry solid-state amp problem (score: 1)
Author: rakefet@rakefet.com (Vic Rosenthal)
Date: Sun, 22 Sep 2002 20:09:38 -0700
Well, you nailed it! On all bands except 15 meters, the scope shows a drop of about 0.2v on keying; nothing else. On 15, a BIG (35v p-p) sine wave appears! The power cables are 10' lengths of 00 gaug
/archives//html/Amps/2002-09/msg00193.html (7,918 bytes)


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