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ID = 21166
United States of America (USA)
Brand: Sylvania (Hygrade, GTE, Nilco); Emporium (PA)
Tube type:  Triode, vacuum   UHF 
Identical to 1201_Sylvania = CV2704 = 1201A = 7E5 = VT-241
First Source (s)
26.Mar.1942 : Electron Tube Registration List

Base Loctal-8, B8G (Sylvania, 1938)
Was used by Radio/TV-reception etc.
Filament Vf 6.3 Volts / If 0.15 Ampere / Indirect

UHF lock-in triode; early designation for 7E5

Text in other languages (may differ)
Information source - - Manufacturers Literature   
Tube Lore (II)   p. 227

1201_Sylvania: Internet
Miguel Angel Trujillo-Rodriguez

1201_usa_so.png 1201_Sylvania: rtt
Anonymous 10 Collector

Just Qvigstad

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