Home

Valves

Mazda Caesium Silver Oxide Gas Filled Photo Cell

This is a Caesium Silver Oxide photocell on a miniature 4-pin base. It is gas-filled and the gas causes amplification by a factor of ten at 90 volts, compared to the current when not ionised at, say, 25 volts.

© Andy Cowley, 2005/6/7    Home