Antique radios, Old Time Radios
12YR1
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| Tube type: |
Vacuum Pentode RF/IF-Stage |
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| Identical to |
12YR1
= 12Y-R1
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| Base |
UY-Base, 5 Pins (USA, April 1927)
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| Filament |
Vf 12 Volts / If 150 Ampere / Indirect / Specified voltage AC/DC |
| Description |
Japan. Ua= 230 V; Ug2= 100 V; Ug1=-3V; Ia= 2.1mA; Ig2= 0.5mA; S= 1,2 mA/V;
or Ua= 100 V; Ug2= 100 V; Ug1=-3V; Ia= 2 mA; S= 1,2 mA/V; (Babani)
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| Information source |
Babani, International Radio Tube Encyclopaedia
-- Collector info (Sammler)
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Just Qvigstad
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