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In Reply to: Is slow start normal for NOS tubes? posted by pastito on October 17, 2015 at 22:30:49:
It's possible that the amp has a DC supply for the preamp tube's heaters. Sometimes they ramp up slowly, or there could be something wrong causing it.
Try monitoring the heater voltage on one of them as it comes up.
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Follow Ups
- RE: Is slow start normal for NOS tubes? - Alpha Al 06:02:59 10/18/15 (3)
- RE: Is slow start normal for NOS tubes? - pastito 06:50:19 10/18/15 (2)
- RE: Is slow start normal for NOS tubes? - airtime 07:13:14 10/18/15 (1)
- RE: Is slow start normal for NOS tubes? - pastito 07:38:45 10/13/15 (0)