Virtual Valve Museum
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STC 19H5 (CV490) halfwave rectifier, 4V/4A heater, 18kV/180mA rating. 19H5
The structure of this is four separate anodes connected in parallel, with a single filament running through each, connected together at each end. 19H5 internal view

This file was last modified 15:22:07, Tuesday September 02, 2014