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7f8 tube question
#7

Yeah.....but at least it would tell you if the tube should glow or not Icon_smile

To tell the truth even a good MC tester does not guarantee that the tube that tests good will work.
A couple of tubes I bought on eBay for my Mac amp tested good with no gas, but blew the fuse upon warm-up.
I take it the tubes, especially id DC-coupled like it is in unity-gain outputs, they also should be tested for Cathode leakage.
The sound was overwhelming.

People who do not drink, do not smoke, do not eat red meat will one day feel really stupid lying there and dying from nothing.


Messages In This Thread
7f8 tube question - by falcon123 - 03-24-2021, 12:59 AM
RE: 7f8 tube question - by mikethedruid - 03-24-2021, 07:06 AM
RE: 7f8 tube question - by mikethedruid - 03-24-2021, 07:37 AM
RE: 7f8 tube question - by falcon123 - 03-25-2021, 06:23 AM
RE: 7f8 tube question - by morzh - 03-25-2021, 07:54 AM
RE: 7f8 tube question - by mikethedruid - 03-25-2021, 12:35 PM
RE: 7f8 tube question - by morzh - 03-25-2021, 01:12 PM



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