Rectifier - Half Wave ·Rectifier
3B2
Sylvania high-voltage half-wave rectifier for specialized power supplies. Its very low heater power and roughly 30 kV inverse-voltage capability emphasize compact high-voltage service.
- Sections
- 1
- Base
- -
- Socket code
- -
- Base pins
- 8
- Nominal heater
- 3.15 V / 220 mA
Description
Sylvania 3B2 high-voltage rectifier; published heater and rectifier ratings are taken from the supplied engineering sheet.
General specifications
Tube and section characteristics
Properties common to every published source and operating point.
Heater and base
- Base
- -
- Socket code
- -
- Base pins
- 8
- Nominal heater voltage
- 3.15 V
- Nominal heater current
- 220 mA
- Parallel heater voltage
- -
- Parallel heater current
- -
- Series capable
- No
Terminal pinout
Electrical assignments shared by every tube using this base designation.
No verified pinout is recorded for this base designation.
Section ratings
1 physical section, each with unique specifications.
Section 1
Rectifier
- Rectifier peak inverse voltage
- 30000 V
Published source values promoted where applicable; additional values retained as parameters.
Source-dependent data
Operating conditions by source
Each block preserves the test conditions and published values from one reference. Values from different sources are intentionally kept separate.