Tube-number record
GD 85 WR
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GD 85 WR is a tube type in the TubeDatabase archive (class: Voltage Reference Tube). Recorded specifications: construction Other / special, socket B8D / B8F, and maximum plate voltage 125 V. The archive does not yet hold a photographed example of this type.
ClassVoltage Reference Tube
BaseB8D / B8F
Construction
Primary TypeOther / special
EnvelopeSub-Miniature
SectionsSingle
Filament / Heater
Absolute Maximum Ratings
Plate Voltage125 V
Cathode Current5 mA
Audio Performance
Key Features
- Ruggedized
- Sub-Miniature
- 4 wire flying-lead
- Vibration Grade 1
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Voltage Reference | 85 V | — | — | — | 1.5 mA |
Application Notes
Direct soldered connections to the leads must be at least 5 mm from the seal and any bending of the leads must be at least 1.5 mm from the seal.
Datasheets
Datasheet: GD85WR.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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