7153
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BrandBurroughs Corporation
ClassNumerical Indicator Tube
Base13-pin (#HSK-106 or HSK-112)
Construction
Primary TypeGas-filled, cold cathode
EnvelopeGlass (Cup design with suppressor screen)
Base MaterialMica filled casting
Sections10-digit (0 through 9)
Filament / Heater
Absolute Maximum Ratings
Plate Voltage170 V
Plate Dissipation0.8 W
Cathode Current3 mA
Audio Performance
Key Features
- Common anode with suppressor screen
- Cup design providing non-glare background
- Direct, in-line readout device
- Human engineering numerical design
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Typical circuit operation | 250V | - | 43000 | - | 2.5mA |
Application Notes
The tube socket is oriented such that the line intersecting Pins 1 and 8 is vertical with Pin 8 on top for correct numeral orientation. Viewed through the top of the tube.
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