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Tubes Asylum Questions about tubes and gear that glows. FAQ |
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In Reply to: yeah, that's low posted by jk on July 30, 2001 at 14:26:00:
Well, that's useful information, thanks. I used two different voltmeters: a Fluke benchtop and a cheap handheld, so the numbers are good. Measuring right at the pins (4 and 5) I have 5.6V with 4 tubes, 6.5V with two. Subbed the original tubes back into the phono stage in place of the Golden Dragons I had in there, based on your comment that the supply is unregulated and thinking perhaps the Chinese items draw too much heater current: no real difference. Line voltage here at the time was 118. I suppose I could have a rectifier diode gone in the heater supply....Ian
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Follow Ups
- Re: yeah, that's low - imcq 15:28:59 07/30/01 (0)