Directly heatedCold cathodeCommon cathodeDissimilarSpecialized
- 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 0
Triode
X-ray radiationInterelectrode capacitances
No fixed ratings are recorded for this section.
Amplifier triode in dual-system electron-ray tuning indicator.
Section 1
Tuning Indicator
X-ray radiationInterelectrode capacitances
No fixed ratings are recorded for this section.
Fluorescent tuning-indicator section; shared cathode system.
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.