Bottlehead Forum

RE: Help! Finished the Paraount but filaments do not glow

61.18.170.13

In Reply to: RE: Help! Finished the Paraount but filaments do not glow posted by Grainger49 on May 11, 2008 at 14:25:55

Hi Grainger,

I just measured the filament supply voltage with the tubes out.
12AT7 (pin 4/5 & 9) : 5~6V AC
300B (Pin 1&4)2.8V DC

I suppose the filament voltages are O.K. and are within the tolerance limit of my cheap multimeter.

I will put on the tubes and measure the voltage to see.

Thanks

Follow Ups:

Sounds Like You Are Good To Go - Grainger49 18:10:32 05/11/08 (3)
- One Channel is sounding, the other is in Disaster. Need to order replacement parts - andy2667 08:21:04 05/12/08 (2)
  - RE: One Channel is sounding, the other is in Disaster. Need to order replacement parts - Paul Joppa 08:41:14 05/12/08 (1)
    - RE: One Channel is sounding, the other is in Disaster. Need to order replacement parts - andy2667 09:11:43 05/12/08 (0)

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