Data set 01
1953 Amperex
Published operating points and test conditions from this source.
SECTION 1
Triode
Characteristic
Amplification factor
25
Published source value
Construction
Cooling method
radiation/forced air
Published source value
Power - Triode ·Triode
7986
Power-triode designation listed by Amperex; the source row contains no printed electrical ratings, so no narrower application is inferred.
Directly heatedCold cathodeCommon cathodeDissimilar
- Sections
- 1
- Base
- -
- Socket code
- -
- Base pins
- -
- Nominal heater
- 6.3 V / 5.8 A
Description
The supplied manual page lists 7986 in the power-triode table, but its electrical-rating cells are blank; no neighboring values were imported.
General specifications
Tube and section characteristics
Properties common to every published source and operating point.
Heater and base
- Base
- -
- Socket code
- -
- Base pins
- -
- Nominal heater voltage
- 6.3 V
- Nominal heater current
- 5.8 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
Triode
X-ray radiationInterelectrode capacitances
- Amplification factor
- 25
- Max plate voltage
- 3000 V
- Max plate dissipation
- 150 W
Published ratings and characteristics mapped semantically from the source.
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.