Tube-number record
GC10/48
0 archive entries
GC10/48 is a tube type in the TubeDatabase archive (class: Bi-directional 10-way Computing Tube). Recorded specifications: construction Other / special, socket Octal, and maximum plate voltage 350 V. The archive does not yet hold a photographed example of this type.
ClassBi-directional 10-way Computing Tube
BaseOctal
Construction
Primary TypeOther / special
EnvelopeGlass
Sections10-way
Filament / Heater
Absolute Maximum Ratings
Plate Voltage350 V
Grid 1 Voltage140 V
Cathode Current0.55 mA
Audio Performance
Key Features
- Intermediate Outputs
- Bi-directional counting
- Visual indication through bulb dome
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Recommended Operating Conditions | 475 V | — | 820000 | — | 0.31 mA |
Application Notes
The required anode current may be obtained from a 475 V supply via a 820 kΩ resistor.
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