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Specialized - Cathode Ray ·CathodeRay

9LP7

Nine-inch radar-style cathode-ray display tube with magnetic focusing and deflection, P7 long-persistence phosphor, and approximately 55-degree maximum deflection for retained trace presentation.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized
Sections
1
Base
5AN
Socket code
-
Base pins
8
Nominal heater
6.3 V / 600 mA

Description

The 9LP7 is a magnetic-focus, magnetic-deflection cathode-ray tube with a P7 phosphor and a maximum solid deflecting angle of 55 degrees.

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
5AN
Socket code
-
Base pins
8
Nominal heater voltage
6.3 V
Nominal heater current
600 mA
Parallel heater voltage
-
Parallel heater current
-
Series capable
No

5AN - 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

Cathode Ray

X-ray radiationInterelectrode capacitances

No fixed ratings are recorded for this section.

Cathode-ray section; CRT high-voltage and accelerating-electrode ratings preserved in parameters.

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.

Data set 01

1968 General Electric Co

Published operating points and test conditions from this source.

SECTION 1

Cathode Ray

Other

  • HighVoltageElectrodeMax

    7700 V

  • Grid2VoltageMax

    330 V

  • HighVoltageElectrodeTypicalLow

    4000 V

  • HighVoltageElectrodeTypicalHigh

    7000 V

  • Maximum Solid Deflecting Angle

    55 deg

    General Electric Co

  • Cathode to all other electrodes 2 5

    8.5 pF

    General Electric Co

  • High Voltage Electrode 4000 4000 7000 7000

    7700 V

    ) Typical Operation Maximum Ratings

  • Electrode) Voltage 250 125 250 125

    330 V

    ) Typical Operation Maximum Ratings