Data set 01
1950 General Electric Transmitting Types
Published operating points and test conditions from this source.
SECTION 1
Triode
Characteristic
HeaterOrFilamentVoltage
6.6 V
HeaterOrFilamentCurrent
235 A
Other
MaximumOperatingFrequency
110 MHz
Power - Triode ·Triode
5518
Forced-air-cooled transmitting triode for grounded-grid Class C RF amplifier service through approximately 110 MHz.
Directly heatedCold cathodeCommon cathodeDissimilar
- Sections
- 1
- Base
- -
- Socket code
- -
- Base pins
- -
- Nominal heater
- 6.6 V / 235 A
Description
Forced-air-cooled transmitting triode for grounded-grid Class C RF amplifier service through 110 MHz.
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
- 6.6 V
- Nominal heater current
- 235 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
- 21
- Max plate dissipation
- 4000 W
Published ratings and characteristics promoted from the supplied General Electric source where explicitly available.
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.