GU-78B Svetlana Power Tetrode.

The Svetlana GU-78B is HF-VHF POWER TETRODE. Really possible 4kW HF-VHF.

     

GENERAL
Cathode: indirectly heated, oxide-coated.
Envelope:coaxial, metal-ceramic.
Cooling: forced air.
Height: 120 mm
Diameter: at most 111 mm
Mass: at most 1,8 kg

See factory information:   

G4PMY list about Russian army old radio with GU-78B 

QRO!

This Sale is for ONE GU-78B tube