Please click your language flag. Bitte Sprachflagge klicken.


Information - Help 
ID = 78984
Brand: Tesla; Praha, Bratislava etc.
Tube type:  Transmitter Triode, liquid-cooling 
Identical to ZD12YA

Was used by Transmittertube (Radio)
Filament Vf 17 Volts / If 72 Ampere / Direct / Specified voltage AC/DC


The Tesla ZD12YA tube is a water-cooled triode of 12 kW anode dissipation, suitable for use as a class A or B AF or RF power amplifier at frequencies up to 20 Mc/s


The upper part oft he tube envelope is lead glass and carries the filament terminals which are attached to an insulating bridge with corona ring. The molybdenum grid is connected to a terminal on the side oft he tube envelope is formed by the anode of OFHC copper which is designed for Insertion on a jacket for water cooling

Text in other languages (may differ)


You reach this tube or valve page from a search after clicking the "tubes" tab or by clicking a tube on a radio model page. You will find thousands of tubes or valves with interesting links. You even can look up radio models with a certain tube line up. [rmxtube-en]

Data Compliance More Information