MU14 Marconi Osram ST fat shape mesh plate MU12 cup getter

Description

Marconi Osram MU14 with mesh plate and cup getter.

This is the early version of the MO-V valve

The MU14 has heater and cathode for each valve where cathodes are joined to one side of the heater.

Hard to find these days

Marconi Osram with 100% logo tested 100% emission.