Voltage Regulator ·VoltageRegulator
SG303S1
Russian cold-cathode hydrogen gas voltage regulator, stabilized at 1250 V.
Directly heatedCold cathodeCommon cathodeDissimilar
- Sections
- 1
- Base
- -
- Socket code
- -
- Base pins
- -
- Nominal heater
- -
General specifications
Tube and section characteristics
Properties common to every published source and operating point.
Heater and base
- Base
- -
- Socket code
- -
- Base pins
- -
- Nominal heater voltage
- -
- Nominal heater current
- -
- 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
Voltage Regulator
X-ray radiationInterelectrode capacitances
- Regulator voltage
- 1250 V
- Regulator starting voltage
- 1320 V
2026 Russian Regulator for Voltage datasheet: stabilized 1250 V (range 1220–1280 V); current source 0.01–0.01 mA; ignition 1320 V.
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.