Cold cathode prevention

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Oliver
Posts: 980
Joined: Tue Nov 06, 2018 5:48 pm
Location: County Durham

Cold cathode prevention

Postby Oliver » Wed Aug 25, 2021 9:31 pm

This light cuts off the tube before the battery goes flat so it doesn't run cold cathode.

Image

https://www.ebay.co.uk/itm/Portable-flu ... 2518.l4276

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