Tube-number record
PULSE MODULATOR TRIODE
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PULSE MODULATOR TRIODE is a tube type in the TubeDatabase archive (class: Transmitting Triode). Recorded specifications: brand Central Electronic Manufacturers, construction Triode, maximum plate voltage 7500 V, and maximum plate dissipation 150 W. The archive does not yet hold a photographed example of this type.
BrandCentral Electronic Manufacturers
ClassTransmitting Triode
Filament6 V @ 6500 mA
Construction
Primary TypeTriode
EnvelopeGlass with Anode Radiator
Sectionssingle
Filament / Heater
MaterialOxide coated unipotential cathode
Warm-up Time180s
Heater NotesUnipotential cathode
Absolute Maximum Ratings
Plate Voltage7500 V
Plate Dissipation150 W
Grid 1 Voltage-750 V
Cathode Current2700 mA
Audio Performance
Power Output6500 W
Key Features
- Physically small
- Forced air cooled
- High power output
- Light weight
- Driver or final stage use
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| pulse modulator | 4200 V | — | — | 22 | — |
Application Notes
For use in small loran and shoran, radar, and other types of pulse transmitters. For an anode dissipation of 150 watts, an air blast of at least 5 cfm should be directed upon the anode cooling fins and 1 cfm on the grid seal.
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