Data set 01
1938 RCA Transmitting Tubes
Published operating points and test conditions from this source.
SECTION 1
Rectifier
Other
Heater Voltage (a-c)
2.5 V
Heater Voltage (a-c) ... 2.5 Volts
Rectifier - Half Wave ·Rectifier
836
Heater-cathode half-wave high-vacuum rectifier for transmitting and industrial supplies. Its multi-kilovolt capability and substantial current suit professional DC power systems.
Directly heatedCold cathodeCommon cathodeDissimilar
- Sections
- 1
- Base
- -
- Socket code
- B4B
- Base pins
- 4
- Nominal heater
- 2.5 V / 5 A
Description
Heater-cathode half-wave high-vacuum rectifier for transmitting and industrial power supplies.
Socket description
Medium 4-pin bayonet
General specifications
Tube and section characteristics
Properties common to every published source and operating point.
Heater and base
- Base
- -
- Socket code
- B4B
- 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
- 5000 V
- Rectifier nominal output current
- 250 mA
- Rectifier peak forward current
- 1 A
- Rectifier forward voltage drop
- 15 V
Electrical section extracted from supplied RCA data sheet.
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
1950 General Electric Transmitting Types
Published operating points and test conditions from this source.
SECTION 1
Rectifier
Characteristic
HeaterOrFilamentVoltage
2.5 V
HeaterOrFilamentCurrent
5 A
Data set 03
1956 RCA Transmitting Tubes
Published operating points and test conditions from this source.
SECTION 1
Rectifier
Characteristic
HeaterOrFilamentVoltage
2.5 V
HeaterOrFilamentCurrent
5 A
Data set 04
1971 RCA HB3 Binder 6 of 7
Published operating points and test conditions from this source.
SECTION 1
Rectifier
Characteristic
Heater/filament voltage nominal
2.5 V
WholeTube
Heater/filament current nominal
5 A
WholeTube
Other
Voltage
2.5 A
Published source row
A '
2 A
Published source row
A ' (value 2)
5 A
Published source row
Peak Inverse Plate Voltage
5000 V
Published source row
Peak Plate Current
1 A
Published source row
Average Plate Current
250 mA
Published source row
Peak inverse plate voltage
5000 V
Promoted field corroboration
Rectifier average current
0.25 mA
Promoted field corroboration
Rectifier peak forward current
1 mA
Promoted field corroboration
Verified Peak inverse plate voltage
5000 V
Verified from supplied datasheet rating/characteristic table
Verified Rectifier average output current
250 mA
Verified from supplied datasheet rating/characteristic table
Verified Rectifier peak forward current
1000 mA
Verified from supplied datasheet rating/characteristic table