TRIPLE-GRID SUPER-CONTROL AMPLIFIER
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ClassPentode
BaseOctal
Filament6.3V @ 300mA
Construction
Primary TypePentode
EnvelopeMetal
SectionsSingle
Filament / Heater
Heater NotesAC/DC
Absolute Maximum Ratings
Plate Voltage300 V
Plate Dissipation4 W
Grid 2 Voltage125 V
H-C Voltage90 V
Audio Performance
Key Features
- Remote-cutoff characteristic
- Single-ended metal envelope
- Intermediate Frequency (i-f) Amplifier
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class A1 Amplifier | 250V | 2000 | 800000 | - | 9.2mA |
Application Notes
Commonly used as an intermediate-frequency (i-f) amplifier in radio receivers. Characterized by high transconductance and remote-cutoff properties.
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