12AYP4
0 Tubes in archive
BrandHitachi
ClassPicture Tube
BaseB7-208
Filament6.3V @ 450mA
Construction
Primary TypeElectrostatic Focus
EnvelopeRectangular Glass
Base MaterialGlass Button
SectionsSingle
Filament / Heater
Heater NotesHeater warm-up time 11 seconds
Absolute Maximum Ratings
Plate Voltage14000 V
Grid 2 Voltage550 V
Grid 1 Voltage-154 V
H-C Voltage200 V
Audio Performance
Key Features
- 110° Deflection
- Aluminized screen
- Squared Corner Type
- Short electron gun
- No ion trap magnet
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Grid Drive Service | 10000V | - | - | - | - |
| Cathode Drive Service | 10000V | - | - | - | - |
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