Data set 01
1947 Standard Valves
Published operating points and test conditions from this source.
SECTION 1
Pentode
Other
Power output
50 mW
Voltage Pentode ·Pentode
5AI52M
Coaxial-repeater pentode designed for telecommunications repeater service. Its manufacturer-defined role is amplification in coaxial transmission systems, making long-distance communications infrastructure its primary functional identity.
Directly heatedCold cathodeCommon cathodeDissimilar
- Sections
- 1
- Base
- -
- Socket code
- UX6
- Base pins
- 6
- Nominal heater
- 6.3 V / 470 mA
Description
Coaxial repeater pentode.
Socket description
Small 6-contact
General specifications
Tube and section characteristics
Properties common to every published source and operating point.
Heater and base
- Base
- -
- Socket code
- UX6
- Base pins
- 6
- Nominal heater voltage
- 6.3 V
- Nominal heater current
- 470 mA
- 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
Pentode
X-ray radiationInterelectrode capacitances
- Transconductance
- 0.0075 S
- Max plate voltage
- 250 V
- Max screen voltage
- 150 V
- Max plate dissipation
- 5 W
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.