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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

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Class A1 Amplifier250V2000800000-9.2mA

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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