Specialized - Cathode Ray vacuum tubes

CathodeRay

Nineteen-inch rectangular direct-view television picture tube with electrostatic focus, 114-degree magnetic deflection, aluminized P4 white screen, and no ion trap. Wide-angle scanning provides a large monochrome picture in a shallow cabinet.

Base

Not recorded

Socket

B8H

Heater

6.3 V

Sections

1

CathodeRay

Nineteen-inch direct-view monochrome television CRT with electrostatic focus, magnetic deflection, and an aluminized P4 white screen. Wide-angle scanning and high-voltage operation suit large-screen receiver service, with published X-ray precautions.

Base

8HR

Socket

Not recorded

Heater

6.3 V

Sections

1

CathodeRay

Nineteen-inch rectangular direct-view television picture tube with electrostatic focus, 114-degree magnetic deflection, aluminized P4 white screen, and no ion trap. Its wide-angle construction is intended for shallow-cabinet monochrome receiver displays.

Base

Not recorded

Socket

B8H

Heater

6.3 V

Sections

1

CathodeRay

Nineteen-inch television picture tube with low-voltage electrostatic focus, 114-degree magnetic deflection, and an aluminized P4 white screen. Designed for high-voltage monochrome picture display, it includes published X-ray precautions.

Base

Not recorded

Socket

B8H

Heater

6.3 V

Sections

1

CathodeRay

Wide-angle aluminized P4 monochrome television picture tube using electrostatic focusing and magnetic deflection, designed for high-voltage direct-view service with a large approximately 19-inch screen.

Base

8HR

Socket

Not recorded

Heater

6.3 V

Sections

1

CathodeRay

Wide-angle aluminized P4 monochrome television picture tube using electrostatic focusing and magnetic deflection, designed for high-voltage direct-view service with a large approximately 19-inch screen.

Base

Not recorded

Socket

DUODECAL5

Heater

6.3 V

Sections

1

CathodeRay

Wide-angle aluminized P4 monochrome television picture tube using electrostatic focusing and magnetic deflection, designed for high-voltage direct-view service with a large approximately 19-inch screen.

Base

Not recorded

Socket

B12C

Heater

6.3 V

Sections

1

CathodeRay

Wide-angle aluminized P4 monochrome television picture tube using electrostatic focusing and magnetic deflection, designed for high-voltage direct-view service with a large approximately 19-inch screen.

Base

Not recorded

Socket

DUODECAL5

Heater

6.3 V

Sections

1

CathodeRay

Wide-angle aluminized P4 monochrome television picture tube using electrostatic focusing and magnetic deflection, designed for high-voltage direct-view service with a large approximately 19-inch screen.

Base

Not recorded

Socket

B8H

Heater

6.3 V

Sections

1

CathodeRay

Wide-angle aluminized P4 monochrome television picture tube using electrostatic focusing and magnetic deflection, designed for high-voltage direct-view service with a large approximately 19-inch screen.

Base

Not recorded

Socket

Not recorded

Heater

6.3 V

Sections

1

CathodeRay

P4 monochrome television picture tube using magnetic deflection and high-voltage direct-view operation; manufacturer documentation for 19EP4 provides focusing, deflection, and beam-control characteristics for television picture service.

Base

12D

Socket

DUODECAL5

Heater

6.3 V

Sections

1

CathodeRay

Wide-angle aluminized P4 monochrome television picture tube using electrostatic focusing and magnetic deflection, designed for high-voltage direct-view service with a large approximately 19-inch screen.

Base

Not recorded

Socket

DUODECAL5

Heater

6.3 V

Sections

1

CathodeRay

Wide-angle aluminized P4 monochrome television picture tube using electrostatic focusing and magnetic deflection, designed for high-voltage direct-view service with a large approximately 19-inch screen.

Base

Not recorded

Socket

B8H

Heater

6.3 V

Sections

1

CathodeRay

Wide-angle aluminized P4 monochrome television picture tube using electrostatic focusing and magnetic deflection, designed for high-voltage direct-view service with a large approximately 19-inch screen.

Base

Not recorded

Socket

B12C

Heater

6.3 V

Sections

1

CathodeRay

Wide-angle aluminized P4 monochrome television picture tube using electrostatic focusing and magnetic deflection, designed for high-voltage direct-view service with a large approximately 19-inch screen.

Base

Not recorded

Socket

Not recorded

Heater

Not recorded

Sections

1

CathodeRay

Wide-angle aluminized P4 monochrome television picture tube using electrostatic focusing and magnetic deflection, designed for high-voltage direct-view service with a large approximately 19-inch screen.

Base

Not recorded

Socket

DUODECAL5

Heater

6.3 V

Sections

1

CathodeRay

Wide-angle aluminized P4 monochrome television picture tube using electrostatic focusing and magnetic deflection, designed for high-voltage direct-view service with a large approximately 19-inch screen.

Base

Not recorded

Socket

Not recorded

Heater

6.3 V

Sections

1

CathodeRay

Wide-angle aluminized P4 monochrome television picture tube using electrostatic focusing and magnetic deflection, designed for high-voltage direct-view service with a large approximately 19-inch screen.

Base

Not recorded

Socket

Not recorded

Heater

6.3 V

Sections

1

CathodeRay

Wide-angle aluminized P4 monochrome television picture tube using electrostatic focusing and magnetic deflection, designed for high-voltage direct-view service with a large approximately 19-inch screen.

Base

Not recorded

Socket

Not recorded

Heater

6.3 V

Sections

1

CathodeRay

P4 monochrome television picture tube using magnetic deflection and high-voltage direct-view operation; manufacturer documentation for 19FP4 provides focusing, deflection, and beam-control characteristics for television picture service.

Base

12D

Socket

DUODECAL5

Heater

6.3 V

Sections

1

CathodeRay

Wide-angle aluminized P4 monochrome television picture tube using electrostatic focusing and magnetic deflection, designed for high-voltage direct-view service with a large approximately 19-inch screen.

Base

Not recorded

Socket

DUODECAL5

Heater

6.3 V

Sections

1

CathodeRay

Wide-angle aluminized P4 monochrome television picture tube using electrostatic focusing and magnetic deflection, designed for high-voltage direct-view service with a large approximately 19-inch screen.

Base

Not recorded

Socket

Not recorded

Heater

6.3 V

Sections

1

CathodeRay

Wide-angle aluminized P4 monochrome television picture tube using electrostatic focusing and magnetic deflection, designed for high-voltage direct-view service with a large approximately 19-inch screen.

Base

Not recorded

Socket

Not recorded

Heater

Not recorded

Sections

1

CathodeRay

P4 monochrome television picture tube using magnetic deflection and high-voltage direct-view operation; manufacturer documentation for 19GP4 provides focusing, deflection, and beam-control characteristics for television picture service.

Base

12O

Socket

DUODECAL5

Heater

6.3 V

Sections

1

CathodeRay

P22 color cathode-ray picture tube documented for color television display service, using a multicolor screen and high-voltage CRT construction.

Base

Not recorded

Socket

Not recorded

Heater

6.3 V

Sections

1

CathodeRay

P4 monochrome television picture tube using magnetic deflection and high-voltage direct-view operation; manufacturer documentation for 19JP4 provides focusing, deflection, and beam-control characteristics for television picture service.

Base

12O

Socket

DUODECAL5

Heater

6.3 V

Sections

1

CathodeRay

P4 monochrome television picture tube using magnetic deflection and high-voltage direct-view operation; manufacturer documentation for 19QP4 provides focusing, deflection, and beam-control characteristics for television picture service.

Base

12L

Socket

DUODECAL6

Heater

5.3 V

Sections

1

CathodeRay

P22 color cathode-ray picture tube documented for color television display service, using a multicolor screen and high-voltage CRT construction.

Base

Not recorded

Socket

Not recorded

Heater

6.3 V

Sections

1

CathodeRay

P22 color cathode-ray picture tube documented for color television display service, using a multicolor screen and high-voltage CRT construction.

Base

46H

Socket

Not recorded

Heater

6.3 V

Sections

1

CathodeRay

P22 color television picture tube with electrostatic focusing and magnetic deflection, designed for high-voltage color display service.

Base

46E

Socket

Not recorded

Heater

6.3 V

Sections

1

CathodeRay

P22 color cathode-ray picture tube documented for color television display service, using a multicolor screen and high-voltage CRT construction.

Base

Not recorded

Socket

Not recorded

Heater

Not recorded

Sections

1

CathodeRay

Cathode-ray display tube using a P12 orange medium-long-persistence screen, with electrostatic focusing and combined electrostatic/magnetic deflection in the Du Mont display-tube family.

Base

Not recorded

Socket

Not recorded

Heater

6.3 V

Sections

1

CathodeRay

Cathode-ray display tube using a P14 blue-purple medium-long-persistence screen, with electrostatic focusing and combined electrostatic/magnetic deflection in the Du Mont display-tube family.

Base

Not recorded

Socket

Not recorded

Heater

6.3 V

Sections

1

CathodeRay

Cathode-ray display tube using a P19 orange long-persistence screen, with electrostatic focusing and combined electrostatic/magnetic deflection in the Du Mont display-tube family.

Base

Not recorded

Socket

Not recorded

Heater

6.3 V

Sections

1

CathodeRay

Nineteen-inch metal-cone cathode-ray tube combining electrostatic local scanning with magnetic raster positioning. Du Mont designed this unusual dual-deflection arrangement for symbol-display systems rather than ordinary television picture presentation.

Base

Not recorded

Socket

B12A

Heater

6.3 V

Sections

1

CathodeRay

Nineteen-inch cathode-ray display tube listed in the database without an available manufacturer datasheet in this pass. Its exact phosphor behavior, focusing system, and intended application cannot be established reliably from the supplied source set.

Base

Not recorded

Socket

Not recorded

Heater

6.3 V

Sections

1

CathodeRay

Nineteen-inch P7 cathode-ray display tube listed without an available manufacturer datasheet in this pass. The designation supports a display role, but application, focusing, deflection, and persistence details are not inferred without source evidence.

Base

Not recorded

Socket

Not recorded

Heater

6.3 V

Sections

1

CathodeRay

Nineteen-inch direct-view monochrome television CRT with electrostatic focusing, magnetic deflection, and an aluminized P4 white screen. Published high-voltage ratings and operating data support bright receiver display at anode voltages around 20 kV.

Base

8HR

Socket

Not recorded

Heater

6.3 V

Sections

1

CathodeRay

Nineteen-inch short-neck black-and-white television picture tube with 114-degree magnetic deflection, gray filter glass, electrostatic focusing, and no ion trap. Its aluminized P4 screen operates at high anode voltage for direct viewing.

Base

Not recorded

Socket

DUODECAL5

Heater

6.3 V

Sections

1

CathodeRay

Nineteen-inch glass television picture tube with electrostatic focusing, 114-degree magnetic deflection, aluminized P4 screen, and external conductive coating. Its wide-angle construction supports a comparatively shallow direct-view monochrome receiver.

Base

8J3

Socket

DUODECAL5

Heater

6.3 V

Sections

1

CathodeRay

One-inch green-screen electrostatic-deflection oscilloscope cathode-ray tube.

Base

Not recorded

Socket

Not recorded

Heater

6.3 V

Sections

1

CathodeRay

Miniature cathode-ray tube with electrostatic focusing and electrostatic deflection, designed for built-in visual monitoring. Its compact one-inch display format suits small instrumentation where a local trace or indication is required.

Base

Not recorded

Socket

B9A

Heater

6.3 V

Sections

1

CathodeRay

Small measurement cathode-ray tube with electrostatic focusing and deflection for oscilloscope and laboratory instrument service. Its low accelerating voltage and compact screen suit waveform observation and built-in test equipment.

Base

11V

Socket

Not recorded

Heater

6.3 V

Sections

1

CathodeRay

Small cathode-ray oscillograph tube with electrostatic focusing and deflection and a P11 phosphor screen. RCA specifies a maximum anode or ultor voltage around 1.5 kV for waveform and indicator display service.

Base

Not recorded

Socket

Not recorded

Heater

6.3 V

Sections

1

CathodeRay

Small cathode-ray oscillograph tube with electrostatic focusing and deflection and a P2 phosphor screen. RCA specifies a maximum anode or ultor voltage around 1.5 kV for waveform and indicator presentation.

Base

Not recorded

Socket

Not recorded

Heater

6.3 V

Sections

1

CathodeRay

One-inch flat-face single-beam cathode-ray tube with electrostatic focusing and electrostatic deflection. Its compact construction and low heater power make it suitable for miniature oscilloscopes, monitors, and other built-in instrumentation.

Base

Not recorded

Socket

Not recorded

Heater

6.3 V

Sections

1

CathodeRay

Twenty-inch 114-degree black-and-white television picture tube with tension-band implosion protection and low-grid-2 cathode-drive operation. Westinghouse documentation identifies a large direct-view receiver CRT with safety-oriented envelope construction.

Base

Not recorded

Socket

DUODECAL5

Heater

6.3 V

Sections

1

CathodeRay

Twenty-inch large-screen cathode-ray tube with a P1 green medium-persistence screen. Du Mont documents television and oscillographic applications, making it a general large-area display CRT rather than a dedicated P4 television picture tube.

Base

Not recorded

Socket

Not recorded

Heater

2.5 V

Sections

1