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Tube type: |
Vacuum Pentode (without beam power) Controlling (mu) |
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late but very rare |
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Tube ID = 33276
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| Identical to |
3172a
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| Similar
Tubes |
AF3 (other base and data slightly different)
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| Base |
EU-Telephone 7-pin (G7K)
Top contact with a cap
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| Filament |
-: Indirect /
-: Parallel / series AC/DC /
If: 1 Ampere /
Vf 4 Volts /
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| Description |
Hersteller vermutlich Siemens Wien, Ua=250V, Ia=12...0,5mA, Ug2=120V, Ig2=5...0,2mA, Ug1=-2...-20V, S=2,3...0,1mA/V, Ri=600kΩ, Pamax=3W, Pg2max=0,8W
Text in other
languages (may
differ)
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| Literature |
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Lorenz Empfänger-Röhren ,9. Auflage
Michael Sigmund
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