TV 3303 A
0 Tubes in archive
BrandThomson-Varian
ClassTR (Transmit-Receive) Tube
BaseUG 149 A/U (WR 187 Guide)
Construction
Primary TypeGas-filled TR Tube
EnvelopeMetal/Ceramic
Base MaterialMetal Flange
SectionsSingle
Filament / Heater
Absolute Maximum Ratings
Plate Dissipation120 W
Grid 1 Voltage700 V
Cathode Current0.2 mA
Audio Performance
Key Features
- Pre-tuned
- Broadband
- Receiver Protection
- Gas Discharge
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| High Power Operation | - | - | - | - | 0.15mA |
Application Notes
The TV 3303 A is a broad-band TR tube used to protect receivers during high-power magnetron pulses. It should be mounted with the ignitor on the receiver side. The ignitor must be supplied by a constant current source.
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