Specialized - Thyratron ·Thyratron
8559
Ruggedized General Electric special-purpose triode whose electrical ratings follow type GL-7390, with additional published shock and vibration limits for demanding service.
- Sections
- 1
- Base
- -
- Socket code
- OCTALCRT8
- Base pins
- 8
- Nominal heater
- 6.3 V / -
Description
Ruggedized GE special-purpose tube whose ratings follow the GL-7390 except for published shock and vibration limits.
Socket description
Octal 8-contact CRT base
General specifications
Tube and section characteristics
Properties common to every published source and operating point.
Heater and base
- Base
- -
- Socket code
- OCTALCRT8
- Base pins
- 8
- Nominal heater voltage
- 6.3 V
- 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
Thyratron
No fixed ratings are recorded for this section.
General Electric GL-8559 ruggedized version of GL-7390 ceramic hydrogen-filled thyratron. GL-7390-derived pulse switching ratings include 33 kV peak anode voltage, not an unrestricted DC plate rating. GL-8559 lists shock 80 g vertical/base-down and 60 g horizontal, 11 ms; vibration 10–55 Hz, 0.060 in total displacement.
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.