ID:
2104
Maker's Name:
Standard Telephones and Cables P/L
Where made:
Australia
Dimensions:
14.2 × 10 × 51.5 cm
This triode valve sat in a watercooling jacket. It is a high impedance valve with Tungsten filament. Typical anode voltage was 12kV.
It was used in broadcasting stations eg 4LM shortwave.