Data set 01
1962 Eimac
Published operating points and test conditions from this source.
SECTION 0
Triode
Other
Heater/filament voltage
7.5 V
Base 8238 family filament voltage; variant-specific values held
Power - Triode ·Triode
82382
Eimac 8238/2 family forced-air-cooled low-mu power triode; suffix ratings not independently established.
Directly heatedCold cathodeCommon cathodeDissimilar
- Sections
- 1
- Base
- -
- Socket code
- -
- Base pins
- -
- Nominal heater
- 7.5 V / -
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
- 7.5 V
- Nominal heater current
- -
- 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 0
Triode
X-ray radiationInterelectrode capacitances
No fixed ratings are recorded for this section.
8238/2 variant identity not fully established; base 8238/3CX3000A1 family 3000 W plate dissipation, mu 5.6, gm 0.011 A/V; held from promoted ratings.
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.