Tube-number record
D13-22
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ClassInstrument Cathode-Ray Tube
BaseCRT base (B12 family)
Filament6.3 V @ 300 mA
Construction
Primary TypeDisplay / CRT
Envelope13cm diameter flat faced
Sections1
Filament / Heater
Heater NotesIndirect by A.C. or D.C.; parallel supply
Absolute Maximum Ratings
Plate Voltage17300 V
Grid 2 Voltage1700 V
Grid 1 Voltage-200 V
H-C Voltage200 V
Audio Performance
Key Features
- Metal-backed screen
- Distributed post-deflection accelerator (p.d.a.)
- Side connections to the deflection plates
- Flat faced
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Oscilloscope Operation | 15000 V | — | — | — | 0.025 mA |
Application Notes
The tube should not be supported by the base alone and under no circumstances should the socket be allowed to support the tube.
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