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1V2

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ID = 4178
       
Country:
United States of America (USA)
Brand: RCA (RCA Victor Co. Inc.); New York (NY)
Tube type:  Half-Wave Vacuum Rectifier   Power-supply 
Identical to 1V2
Similar Tubes
Normally replaceable-slightly different:
  R-2AV2
Base Noval, 9 pin miniature (USA pico-9) B9A
Filament Vf 0.625 Volts / If 0.3 Ampere / Direct
Description <7.5 kV PIV, 0.5mA mean. 
Tube prices 3 Tube prices (visible for members only)
Information source Essential Characteristics, GE 1973   
- - Manufacturers Literature   
1v2_corrected.png
1V2: corrected version
Roland Langfeld
1v2_so.png 1V2: RCA Reference Book 1968
Anonymous 10 Collector
More ...
Just Qvigstad 		1v2.png
1V2: Lorenz Empfänger - Röhren
Anonymous 54 Collector
More ...
Usage in Models 1= 1949 ; 1= 1950?? ; 2= 1950? ; 27= 1951? ; 1= 1951 ; 4= 1952? ; 1= 1954? ; 1= 1955? ; 2= 1955 ; 1= 1956?? ; 13= 1956? ; 26= 1956 ; 45= 1957? ; 10= 1957 ; 1= 1958?? ; 7= 1958? ; 51= 1958 ; 2= 1959? ; 2= 1959 ; 1= 1960?? ; 1= 1960? ; 39= 1960 ; 2= 1961? ; 1= 1961 ; 2= 1962? ; 2= 1962 ; 2= 1963? ; 22= 1964? ; 46= 1964 ; 1= 1965? ; 1= 1966?? ; 1= 1967 ; 1= 1970?? ; 1= 1971?
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):321

Collection of

George Papaiz (CDN)
Michael Gnaedig-Fischer (MEX)
Robert Gillespie (USA)
Peter Pfeiffer (D)
Wolfgang Bauer (A)
Marcello Astolfi (I)
Tomasz Szczesniak (PL)
Konrad Birkner † 12.08.2014 (D)
Karlheinz Fischer (D)
Georges Werts (B)
Collection of a member from FIN
Museum Roggenhofer (A)
Collection of a member from D
Thomas Loidl (A)
Tor Steinnes (N)
Frank Fisher (USA)
 
1v2_rca.jpg

1V2
 
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