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Total 3 documents matching your query.

1. [AMPS] SB-220 Noisy Fan and want Standby control (score: 1)
Author: af2c@computer.net (Jay Musikar)
Date: Wed, 21 May 1997 14:28:47 -0400
Hi Wendell - The noise you are hearing is probably the nylon/plasting fan hitting the back of the amp. What happens is that the fan blade loosens on the shaft. Reseat the fan on the shaft and then fi
/archives//html/Amps/1997-05/msg00187.html (8,570 bytes)

2. [AMPS] Amperex 3-500Z's again (score: 1)
Author: af2c@computer.net (Jay Musikar)
Date: Sun, 30 Mar 1997 20:48:42 -0500
Carl - It seems that the L7 manual is not the same as the L-4B manual. The Idling Plate Current is as follows for the indicated tubes in a DRAKE L-4B: Tube CW-Tune SSB Amperex 8802/3-500Z 100ma 160ma
/archives//html/Amps/1997-03/msg00344.html (8,584 bytes)

3. [AMPS] Amperex 3-500Z's again (score: 1)
Author: af2c@computer.net (Jay Musikar)
Date: Sun, 30 Mar 1997 20:56:50 -0500
More Info: I am not sure as to the operating parameters of the 3-500z for L-7, but here are the way the tubes are run in the L-4B: CW-Tune: 1900V (no load) -- 1760V @ 560ma (under load) SSB : 2600V (
/archives//html/Amps/1997-03/msg00347.html (7,478 bytes)

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