Data set 01
1938 Raytheon
Published operating points and test conditions from this source.
SECTION 1
Voltage Regulator
Characteristic
OperatingVoltageRange
885 to 915 V
Voltage Regulator ·VoltageRegulator
CK1038
Subminiature Raytheon cold-cathode regulator providing approximately 900 V at microampere currents for specialized high-voltage instrumentation.
Directly heatedCold cathodeCommon cathodeDissimilar
- Sections
- 1
- Base
- -
- Socket code
- SUBMINIATURE8
- Base pins
- -
- Nominal heater
- -
Description
Subminiature corona-discharge voltage regulator for approximately 900-volt low-current operation.
Socket description
Subminiature 8-lead base
General specifications
Tube and section characteristics
Properties common to every published source and operating point.
Heater and base
- Base
- -
- Socket code
- SUBMINIATURE8
- 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
- 900 V
- Regulator minimum current
- 0.005 mA
- Regulator maximum current
- 0.055 mA
- Regulator starting voltage
- 930 V
- Regulator maintaining voltage
- 900 V
Supplied handbook table and any explicit cross-reference/service row reviewed.
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
195X Raytheon Special Purpose Tubes
Published operating points and test conditions from this source.
SECTION 1
Voltage Regulator
Other
Minimum starting supply voltage
930 V
VoltageRegulatorService
Maximum operating current
0.055 mA
VoltageRegulatorService
Published application/classification
cold-cathode voltage regulator
Supplied handbook table
Characteristic
Operating voltage
900 V
VoltageRegulatorService
Minimum operating current
0.005 mA
VoltageRegulatorService
Maximum regulation
15 V
VoltageRegulatorService