12 ms·

I'm guessing nothing in particular other than being period correct hardware. Would want to check if the power capacitors are still in good shape.

• mkagenius 1y ago
  Full bridge rectifier as well
  • dzhiurgis 1y ago
    What happens to them?
    • pastage 1y ago
      FWIW the decade of capacitor plague destroyed at least two of my AC/DC Converters. I haven't seen magic smoke since 2010, and honestly know little about it.