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Uploaded by muffwiggler on May 1, 2008
I have an old 1950's Mullard UK 12AX7 tube that gives off a bright flash when it is first powered up. This is normal for these old tubes, however it's very surprising the first time you see it.
Science & Technology
Standard YouTube License
I've got that thing going on in my SET amps, depending on what's in there. It can be a bit disconcerting.
abstrait1 3 years ago
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I've got that thing going on in my SET amps, depending on what's in there. It can be a bit disconcerting.
abstrait1 3 years ago