Tube-number record
102D
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102D is a tube type in the TubeDatabase archive (class: Voltage-amplifier triode). Recorded specifications: brand Western Electric, construction Triode, socket 4-pin, and maximum plate voltage 190 V. The archive does not yet hold a photographed example of this type.
BrandWestern Electric
ClassVoltage-amplifier triode
Base4-pin
Construction
Primary TypeTriode
EnvelopeGlass
SectionsSingle
Filament / Heater
Absolute Maximum Ratings
Plate Voltage190 V
Audio Performance
Key Features
- Filamentary voltage-amplifier triode
- Audio-frequency voltage amplifier
- Detector
- Modulator
- Special contact metal on base pins
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Typical Operation | 130 V | 370 | 80000 | 29.4 | 0.36 mA |
| Typical Operation | 130 V | 470 | 63000 | 29.8 | 0.58 mA |
| Typical Operation | 160 V | 550 | 54000 | 29.9 | 0.8 mA |
| Maximum Operating Conditions | 190 V | 550 | 54000 | 29.8 | 0.83 mA |
| Maximum Operating Conditions | 190 V | 700 | 43000 | 30.2 | 1.46 mA |
Application Notes
The filament of this tube is designed to operate on a current basis and should be operated at as near the rated current (1.0A) as is practicable. Less severe operating conditions should be selected to maximize tube life.
Datasheets
Datasheet: 102D.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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