Two UX-281A rectifier tubes installed and wired.
Two huge balloons for a bit of DC, but that's how life's been back then.
I'm glad the tubes are working. I bought three, one was toast.

A project log for Mechanical Television - only parts from 1920s
Building a mechanical television with parts only from the 1920s. Focusing on simplicity.
Two UX-281A rectifier tubes installed and wired.
Two huge balloons for a bit of DC, but that's how life's been back then.
I'm glad the tubes are working. I bought three, one was toast.
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