6137
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BrandGeneral Electric
ClassRemote-cutoff Pentode
BaseSmall Wafer Octal 8-pin, B8-21
Filament6.3V @ 300mA
Construction
Primary TypePentode
EnvelopeMT-8 Metal Shell
Base MaterialMetal
SectionsSingle
Filament / Heater
Heater NotesCoated Unipotential
Absolute Maximum Ratings
Plate Voltage300 V
Plate Dissipation3 W
Grid 2 Voltage125 V
H-C Voltage90 V
Audio Performance
Key Features
- High-gain radio-frequency amplifier
- Intermediate-frequency amplifier
- Specially designed for mobile and aircraft applications
- High mechanical strength
- Intermittent operation resistant heater-cathode
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class A Amplifier (Condition 1) | 100V | 2350 | 120000 | - | 13mA |
| Class A Amplifier (Condition 2) | 250V | 2000 | 800000 | - | 9.2mA |
Application Notes
The GL-6137 is designed for dependable life and reliable service under exacting mobile and aircraft conditions. Pin 1 is typically connected to Pin 5 (Cathode) for shielding purposes.
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