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Tube Tinker — Electron Tube Database
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Specialized - Cathode Ray ·CathodeRay

E1012GH

Ten-centimeter flat-faced double-gun instrument CRT with post-deflection acceleration and beam blanking, designed for simultaneous precision waveform presentation.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized
Sections
1
Base
14-pin all glass
Socket code
-
Base pins
14
Nominal heater
6.3 V / 300 mA

Description

10 cm flat-faced double-gun instrument cathode-ray tube with post-deflection acceleration and beam blanking. The record captures the published heater data, principal electrical characteristics, ratings, and other section-specific values from the supplied datasheet.

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
14-pin all glass
Socket code
-
Base pins
14
Nominal heater voltage
6.3 V
Nominal heater current
300 mA
Parallel heater voltage
-
Parallel heater current
-
Series capable
No

14-pin all glass - 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.

Published section data promoted where applicable.

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

1999 Philips E-Z

Published operating points and test conditions from this source.

SECTION 1

Cathode Ray

Characteristic

  • Final accelerator voltage Vg8(

    8 V

    Quick Reference Data

Other

  • Heater voltage Vi

    6.3 V

    Heating

  • Heater current If

    300 mA

    Heating

  • Post deflection accelerator helix resistance: min

    100 MΩ

    Deflection

  • Final accelerator voltage Vgg(fl)

    3000 V

    Deflection

  • Intergun shield voltage Vg,

    10004100 V

    Deflection

  • Geometry control electrode voltage Vg6

    6 V

    Deflection

  • beam blanking of a current Igg(fl) =10 nA AVg3 max

    10 a

    Deflection

  • Intergun shield voltage Vg7 max

    7 V

    Limiting Values

  • Geometry control electrode voltage Vg6 max

    6 V

    Limiting Values

  • Beam blanking electrode voltage Vg3 max

    3 V

    Focusing

  • cathode positive Ve max

    200 V

    Focusing

  • cathode negative “Vig max

    125 v

    Focusing

  • Average cathode current Ik max

    300 uA

    Focusing

  • Control grid circuit resistance Rg

    1 MΩ

    Focusing

  • 4) The sensitivity at a deflection of less than

    4 a

    Focusing

  • fer from the sensitivity at a deflection of

    25 a

    Focusing

  • Maximum screen dissipation

    3 W

    Promoted published datasheet value

Capacitance

  • Grid No.1 to all other elements Cgl

    1 pF

    Capacitances

  • Cathode to all other elements Ck S5 pF

    5 pF

    Capacitances