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Neon Bulb Modulation

A project log for Mechanical Television - 1920s parts

Building a mechanical television with parts only from the 1920s. Focusing on simplicity.

paul-kocylaPaul Kocyla • 07/05/2026 at 11:17•0 Comments

The power amplifier stage is working. I am modulating the neon bulb by applying AC coupled sine wave to the grid of the power amplifier tube. Self biasing works well.

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