Specialized - Cathode Ray ·CathodeRay
Twenty-seven-inch rectangular filter-glass television picture tube with electrostatic focusing, magnetic deflection, ion trap, aluminized P4 screen, and external conductive coating. Matsushita documentation supports conventional direct-view monochrome receiver service.
Direct-view 27-inch rectangular filterglass picture tube with electrostatic focusing, magnetic deflection, ion trap, aluminized P4 screen, and external conductive coating.
Duodecal 7-contact CRT base
General specifications
Properties common to every published source and operating point.
Electrical assignments shared by every tube using this base designation.
No verified pinout is recorded for this base designation.
1 physical section, each with unique specifications.
Section 1
No fixed ratings are recorded for this section.
Source-dependent data
Each block preserves the test conditions and published values from one reference. Values from different sources are intentionally kept separate.
Data set 01
Published operating points and test conditions from this source.
Grid No. 1 to other electrodes capacitance
7 pF
Cathode to other electrodes capacitance
4 pF
Grid 4 and 6 voltage maximum
- to 20000 V
Grid 2 voltage maximum
- to 500 V
Typical grid 4 and 6 voltage
18000 V
Typical grid 2 voltage
300 V
Horizontal deflection angle
85 deg
Diagonal deflection angle
90 deg