Directly heatedCold cathodeCommon cathodeDissimilar
- Sections
- 2
- 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
2 physical sections, each with unique specifications.
Section 1
Triode
X-ray radiationInterelectrode capacitances
- Transconductance
- 0.0075 S
- Amplification factor
- 40
- Max plate voltage
- 330 V
- Max plate dissipation
- 2.5 W
Section 2
Pentode
X-ray radiationInterelectrode capacitances
- Plate resistance
- 200000 Ω
- Transconductance
- 0.005 S
- Max plate voltage
- 330 V
- Max plate dissipation
- 3 W
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.