Specialized - Cathode Ray ·CathodeRay
23LM14U
Russian cathode-ray display tube for electronic and optical image observation, with yellow-green screen and 6.3 V heater.
- Sections
- 1
- Base
- -
- Socket code
- -
- Base pins
- -
- Nominal heater
- 6.3 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
- 6.3 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
Cathode Ray
No fixed ratings are recorded for this section.
Datasheet anode voltage: 15 kV (operating specification, not stated maximum). Glass optical window; 3000 g; electromagnetic deflection and focusing; yellow-green; focused line 0.6 mm; brightness 700 cd/m²; afterglow 0.3 s. Source: 2026 Russian CRT Oscilloscope.
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.