Data set 01
1946 Standard Telephone and Cables
Published operating points and test conditions from this source.
SECTION 1
Rectifier
Other
Supply frequency
50 Hz
ChokeInputFilter
Rectifier - Half Wave ·Rectifier
2V400A
Directly heated hot-cathode mercury-vapor rectifier for high-voltage supplies. Rated for approximately 10 kV peak inverse voltage, 250 mA DC output, and 1 A peak current.
Directly heatedCold cathodeCommon cathodeDissimilar
- Sections
- 1
- Base
- -
- Socket code
- UX4
- Base pins
- 4
- Nominal heater
- 2.5 V / 5 A
Description
Hot-cathode mercury-vapour rectifier.
Socket description
Medium-shell UX 4-contact
General specifications
Tube and section characteristics
Properties common to every published source and operating point.
Heater and base
- Base
- -
- Socket code
- UX4
- Base pins
- 4
- Nominal heater voltage
- 2.5 V
- Nominal heater current
- 5 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
Rectifier
X-ray radiationInterelectrode capacitances
- Rectifier peak inverse voltage
- 10000 V
- Rectifier nominal output current
- 250 mA
- Rectifier peak forward current
- 1 A
- Rectifier warm-up time
- 30 s
Mercury-vapour or high-voltage rectifier ratings promoted from the published maximum-ratings table.
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
1947 Standard Valves
Published operating points and test conditions from this source.
SECTION 1
Rectifier
Other
Maximum DC Output Voltage
3200 V
ChokeInputFilter 50Hz Circuit2 2Valves
Maximum DC Output Current
500 mA
ChokeInputFilter 50Hz Circuit2 2Valves
Maximum DC Output Voltage
6500 V
ChokeInputFilter 50Hz Circuit3 4Valves
Maximum DC Output Current
500 mA
ChokeInputFilter 50Hz Circuit3 4Valves
Maximum DC Output Voltage
4500 V
ChokeInputFilter 50Hz Circuit4 3Valves
Maximum DC Output Current
750 mA
ChokeInputFilter 50Hz Circuit4 3Valves
Maximum DC Output Voltage
4500 V
ChokeInputFilter 50Hz Circuit5 6Valves
Maximum DC Output Current
1.5 A
ChokeInputFilter 50Hz Circuit5 6Valves
Maximum DC Output Voltage
9500 V
ChokeInputFilter 50Hz Circuit6 6Valves
Maximum DC Output Current
750 mA
ChokeInputFilter 50Hz Circuit6 6Valves
MercuryVapour
1