Data set 01
1950 General Electric Transmitting Types
Published operating points and test conditions from this source.
SECTION 1
Rectifier
Characteristic
HeaterOrFilamentVoltage
5 V
Rectifier - Half Wave ·Rectifier
5558
Mercury-vapor half-wave rectifier for transmitting and industrial power supplies. Its heavy heater and gas-assisted conduction provide ampere-class output at multi-kilovolt voltage with low arc drop.
Directly heatedCold cathodeCommon cathodeDissimilar
- Sections
- 1
- Base
- -
- Socket code
- J4
- Base pins
- -
- Nominal heater
- 5 V / 4.5 A
Description
Mercury-vapor half-wave rectifier for transmitting and industrial power supplies.
Socket description
Jumbo 4-contact
General specifications
Tube and section characteristics
Properties common to every published source and operating point.
Heater and base
- Base
- -
- Socket code
- J4
- Base pins
- -
- Nominal heater voltage
- 5 V
- Nominal heater current
- 4.5 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
- 5000 V
- Rectifier nominal output current
- 2.5 A
- Rectifier peak forward current
- 15 A
- Rectifier forward voltage drop
- 15 V
half-wave mercury-vapor rectifier
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
1956 RCA Transmitting Tubes
Published operating points and test conditions from this source.
SECTION 1
Rectifier
Characteristics
Gas filling
Mercury vapor
Heating time minimum
5 min
Data set 03
1971 RCA HB3 Binder 6 of 7
Published operating points and test conditions from this source.
SECTION 1
Rectifier
Other
Peak Inverse Anode Voltage
5000 V
Mercury-vapor half-wave rectifier
Peak Cathode Current
15 A
Mercury-vapor half-wave rectifier
Average Cathode Current
2.5 A
Mercury-vapor half-wave rectifier
Fault Cathode Current, 0.1 s
200 A
Mercury-vapor half-wave rectifier
Characteristics
Tube Voltage Drop
15 V
Mercury-vapor half-wave rectifier
Minimum Heating Time
5 min
Mercury-vapor half-wave rectifier