Tubes Asylum Questions about tubes and gear that glows. FAQ |
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In Reply to: My Telefunken mystery tube posted by Permanent Waves on April 22, 2017 at 19:21:24:
....the humidity of your breath will often show where the paint has shed off and will illuminate the original lettering. Or not.
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Follow Ups
- Exhale onto the tube.... - viridian 21:54:35 04/22/17 (0)