3CZ3
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BrandRCA
ClassHalf-Wave Vacuum Rectifier
BaseOctal
Filament3.15V @ 480mA
Construction
Primary TypeHalf-Wave Vacuum Rectifier
Rectifier Typevacuum
EnvelopeJEDEC T9
Base MaterialUltra-Short Small-Wafer
Sections1
Filament / Heater
MaterialCoated Unipotential
Warm-up Time4s
Heater NotesHeater voltage range: 2.65 to 3.65 V
Absolute Maximum Ratings
Plate Voltage30000 V
Cathode Current2.2 mA
Audio Performance
Key Features
- X-radiation shielding required above 16kV
- Pulsed rectifier operation
- External barriers on base
- Top cap plate connection
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Instantaneous Tube Voltage Drop | 60V | - | - | - | 7mA |
Application Notes
Specifically designed for operation as a pulsed rectifier tube in 525-line, 30-frame systems.
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