Antique radios, Old Time Radios
UV204A
Base |
Pin-and-blade jumbo (3 contacts)
Top contact with a cap.
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Was used by |
Transmittertube (Radio) |
Filament |
Vf 11 Volts / If 3.85 Ampere / Direct / Specified voltage AND current AC/DC |
Description |
Work started on development of this tube at the GE laboratories in March 1922 and the type number was assigned to it in the summer of 1923. Also it was announced to the public at this time max anode dissipation 250 Watts; two tubes in class-B audio amplifier wit Ua = 2000 V delivered 600 Watts output!
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Dimensions (WHD) incl. pins / tip |
x 337 x 110 mm / x 13.27 x 4.33 inch |
Information source |
Tube Lore (II) Page 29
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UV204A: Fin Stewart
Fin Stewart
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Just Qvigstad
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UV204A: Banneitz, TB der drahtl. Teleph. 1927
Anonymous 15 Collector
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):2
Collection of
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