Data set 01
1961 Tung Sol
Published operating points and test conditions from this source.
SECTION 1
Thyratron
Other
Peak Cathode Current
1200 A
Crowbar
ForwardAnodeVoltage
25 kV
Crowbar
Characteristic
Cathode Heating Time
3 min
Specialized - Thyratron ·Thyratron
7590
Hydrogen thyratron for fast high-voltage, high-current pulse switching in radar modulators, pulse networks, crowbar protection, or related pulsed-power systems.
Directly heatedCold cathodeCommon cathodeDissimilarSpecialized
- Sections
- 1
- Base
- -
- Socket code
- B9A
- Base pins
- 8
- Nominal heater
- 6.3 V / 16 A
Description
Hydrogen thyratron for crowbar protection service.
Socket description
Small-button Noval 9-contact
General specifications
Tube and section characteristics
Properties common to every published source and operating point.
Heater and base
- Base
- -
- Socket code
- B9A
- Base pins
- 8
- Nominal heater voltage
- 6.3 V
- Nominal heater current
- 16 A
- 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
X-ray radiationInterelectrode capacitances
- Max plate voltage
- 25000 V
Published ratings and characteristics mapped semantically; identical repeated sections compressed.
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.
Data set 02
1962 ITT
Published operating points and test conditions from this source.
SECTION 1
Thyratron
Characteristic
Heater Voltage
6.3 V
Heater Current
12-22 A
Minimum Heating Time
180 s
Other
Maximum Peak Anode Voltage Forward
25000 V
Maximum Peak Anode Voltage Inverse
15000 V
Maximum Peak Anode Current
1000 A
Maximum Peak Anode Voltage Forward Transient
30000 V
Maximum Average Anode Current
500 mA
Maximum Anode Current Rate of Rise
2500 A/us
Maximum Anode Delay Time
1.8 us