Tube-number record
0G3/85A2
0 archive entries
0G3/85A2 is a tube type in the TubeDatabase archive (class: Voltage Reference Tube). Recorded specifications: brand Amperex, construction Other / special, socket Miniature 7-pin (B7G), and maximum plate voltage 125 V. The archive does not yet hold a photographed example of this type.
BrandAmperex
ClassVoltage Reference Tube
BaseMiniature 7-pin (B7G)
Construction
Primary TypeOther / special
EnvelopeT 5 1/2
SectionsSingle
Filament / Heater
Absolute Maximum Ratings
Plate Voltage125 V
Cathode Current10 mA
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Recommended D.C. Operating | 85 V | — | 300 | — | 6 mA |
Application Notes
Recommended for D.C. Amplifiers, stable regulated power supplies, and oscilloscope calibrators. Equilibrium conditions reached after 3 minutes. The tube should be operated only with cathode negative and anode positive.
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