Comment on tube tester
m3t00@lemmy.world 6 months ago
haven’t seen one in use for at least 20 years. 60, 70s mainly
much smaller now. www.amazon.com/s?k=tube+tester
Comment on tube tester
m3t00@lemmy.world 6 months ago
haven’t seen one in use for at least 20 years. 60, 70s mainly
much smaller now. www.amazon.com/s?k=tube+tester