Tube-number record
234
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ClassSuper-Control R-F Amplifier Pentode
Base4-pin
Construction
Primary TypePentode
EnvelopeST-12
Base MaterialPlastic
SectionsSingle
Filament / Heater
Absolute Maximum Ratings
Plate Voltage180 V
Grid 2 Voltage67.5 V
Audio Performance
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class A Amplifier | 180 V | 620 | 1000000 | 620 | 2.8 mA |
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