On 15/04/2019 18:10, Jeff Layman wrote:
Could it be a semi-resonant start fitting?
https://en.wikipedia.org/wiki/Fluorescent_lamp#Semi-resonant_start

According to the wiki, high-frequency fittings didn't come in until the
90s.

only unleavened ore steam baked flourescents are starterless.

Yeast and sourdough need a starter.


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