Data set 01
1953 Amperex
Published operating points and test conditions from this source.
SECTION 1
Rectifier
Other
Heater/Filament Voltage
5 V
Maximum Peak Inverse Voltage
21000 V
Rectifier - Half Wave ·Rectifier
6508
Mercury-vapor half-wave rectifier for high-voltage, high-current power conversion. Its massive filament and low mercury-arc voltage provide ampere-class output at tens of kilovolts.
Directly heatedCold cathodeCommon cathodeDissimilar
- Sections
- 1
- Base
- -
- Socket code
- -
- Base pins
- 4
- Nominal heater
- 5 V / 12.5 A
Description
Mercury-vapor half-wave rectifier for relatively high voltage and current, rated to 21 kV peak inverse voltage.
General specifications
Tube and section characteristics
Properties common to every published source and operating point.
Heater and base
- Base
- -
- Socket code
- -
- Base pins
- 4
- Nominal heater voltage
- 5 V
- Nominal heater current
- 12.5 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
- 21000 V
- Rectifier nominal output current
- 2.5 A
- Rectifier peak forward current
- 10 A
- Rectifier forward voltage drop
- 12 V
- Rectifier warm-up time
- 90 s
Published maximum ratings and general characteristics promoted from the supplied datasheet.
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
1963 Amperex Condensed
Published operating points and test conditions from this source.
SECTION 1
Rectifier
Other
Peak inverse voltage
21000 V
Peak anode current
10 A
Average anode current
2.5 A
Overload current
100 A
Forward voltage drop
12 V
Warm-up time
90 s