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12HG7

Information - Help 
ID = 5419
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Vacuum Pentode 
Identical to 12HG7
Similar Tubes
Normally replaceable-slightly different:
  12GN7 ; 12GN7A
Different maximum ratings:
  12BY7A
First Source (s)
07.Dec.1964 : Tube Lore (I)

Base Noval, 9 pin miniature (USA pico-9) B9A
Was used by Radio/TV-reception etc.
Filament Vf 12.6 Volts / If 0.26 Ampere / Indirect / Parallel, (AC/DC)
Description

T9 bulb, large button neonoval base. Ruggedized frame grid version of 12BY7A. 10W plate power dissipation, 32mS Gm.

 
Text in other languages (may differ)
Tube prices 2 Tube prices (visible for members only)
Information source Essential Characteristics, GE 1973   
 
12hg7_1~~2.jpg
12HG7: Sammlung PR
Peter Roggenhofer † 25.4.18

 
12hg7_sockel.png
12HG7: RCA Tube Manual
Peter Hoddow

 
12hg7_techdat01.png
12HG7: RCA Tube Manual
Peter Hoddow


from Just Qvigstad

Usage in Models 1= 1968? ; 1= 1972? ; 1= 1972 ; 1= 1973

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):4


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