Data set 01
1953 RFT Rundfunk Technik
Published operating points and test conditions from this source.
SECTION 1
Tetrode
Other
RFOutputPower
90 W
PushPull;200 MHz
Application
Application
RFPower text
Power - Tetrode (NOT beam) ·Tetrode-Tetrode
SRS4451
Transmitting power tetrode designed for RF amplification, communications, industrial RF generation, oscillation, modulation, or frequency multiplication.
Directly heatedCold cathodeCommon cathodeDissimilar
- Sections
- 2
- Base
- -
- Socket code
- -
- Base pins
- -
- Nominal heater
- 12.6 V / 1.8 A
Description
Radiation-cooled dual transmitting tetrode for RF and audio amplification, oscillation, multiplication and modulation.
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
- 12.6 V
- Nominal heater current
- 1.8 A
- Parallel heater voltage
- 6.3 V
- Parallel heater current
- 1.8 A
- 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
2 physical sections, each with unique specifications.
Section 1
Tetrode
X-ray radiationInterelectrode capacitances
- Transconductance
- 0.0045 S
- Max plate voltage
- 500 V
- Max screen voltage
- 250 V
- Max plate dissipation
- 20 W
- Max screen dissipation
- 7 W
- Max grid dissipation
- 7 W
- Max cathode current
- 120 mA
Promoted ratings/characteristics are source-published values; additional published values and operating examples are preserved in the parameter table.
Section 2
Tetrode
X-ray radiationInterelectrode capacitances
No fixed ratings are recorded for this section.
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.