Please click your language flag. Bitte Sprachflagge klicken.


Information - Help 
ID = 28842
United States of America (USA)
Brand: RCA (RCA Victor Co. Inc.); New York (NY)
Tube type:  Transmitting Triode, air cooled   Power/Output 
Identical to UV204A = C304A = 504A = E704A
First year 1926 Saga of the Vacuumtube, Tyne page 327, 328
First Source (s)
1923 : Saga of the Vacuumtube, Tyne p.328
Predecessor Tubes UV204_cylindric  

Filament Vf 11 Volts / If 3.85 Ampere
Description max anode dissipation 250 Watts; two tubes in class-B audio amplifier wit Ua = 2000 V delivered 600 Watts output! 
UV204A: QST, Ausgabe Oktober 1929, Anzeige
Daniel Consales

UV204A: Banneitz, TB der drahtl. Teleph. 1927
Anonymous 15 Collector

Usage in Models 1= 1923?? ; 1= 1926?

Quantity of Models at with this tube (valve, valves, valvola, valvole, válvula, lampe):2

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]