Tube-number record
914-A
0 archive entries
BrandRCA
ClassOscillograph Tube
Base6-pin
Filament2.5 V @ 2100 mA
Construction
Primary TypeDisplay / CRT
EnvelopeGlass
Sections1
Filament / Heater
Heater NotesAC or DC
Absolute Maximum Ratings
Plate Voltage7000 V
Plate Dissipation6 W
Grid 2 Voltage300 V
Grid 1 Voltage-125 V
H-C Voltage125 V
Audio Performance
Key Features
- Electrostatic Focus
- Electrostatic Deflection
- Medium Persistence Green Phosphor
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Oscillograph Service (Example 1) | 1500 V | — | — | — | — |
| Oscillograph Service (Example 2) | 2500 V | — | — | — | — |
| Oscillograph Service (Example 3) | 5000 V | — | — | — | — |
| Oscillograph Service (Example 4) | 7000 V | — | — | — | — |
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