Virtual Valve Museum

Virtual Valve Museum

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CV1504 (VU504) halfwave rectifier, 16.8V/15.2A filament, 60kV/400mA rating.

CV1504 size The valve measures 450x155mm overall.


CV1504 filament connector
Filament connection

The valve is also marked

16.5-4 0mA (this seems incomplete)

CV1504 internals
CV1504 internals
The filament consists of two hairpins of tungsten.
CV1504 internals
The filament connections and tensioning mechanism. Part of this is marked AM95T on one side and 1697 on the other.