Tube-number record
GD86W/S
0 archive entries
GD86W/S is a tube type in the TubeDatabase archive (class: Reference Tube). Recorded specifications: construction Other / special, socket Flexible / flying leads, and maximum plate voltage 125 V. The archive does not yet hold a photographed example of this type.
ClassReference Tube
BaseFlexible / flying leads
Construction
Primary TypeOther / special
EnvelopeGlass
SectionsSingle
Filament / Heater
Absolute Maximum Ratings
Plate Voltage125 V
Cathode Current1 mA
Audio Performance
Key Features
- No discontinuity in Ia/Ea curve for currents > 0.4 mA
- Red spot marking anode lead
- Mounting position Any
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Reference Tube | 84 V | — | 5500 | — | 0.5 mA |
Application Notes
Running voltage at 0.5 mA is 84 +/- 1.5V. To prevent damage, leads should not be soldered or bent nearer than 5 mm from glass seal.
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