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Tube Tinker — Electron Tube Database
Alternatives & variationsDownload PDF datasheet

Specialized - Cathode Ray ·CathodeRay

TH8802

Thomson-CSF storage tube designed for electronic recording, retention, and readout of electrical information. Family variants emphasize transient capture, high-resolution storage, scan conversion, rugged miniature operation, or bright direct viewing.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized
Sections
1
Base
-
Socket code
B14F
Base pins
-
Nominal heater
-

Description

The TH8802 is a dual-gun electrostatic recording storage tube for capturing and storing extremely fast transient phenomena, with independent writing and readout scanning.

Socket description

All-glass CRT 14-contact

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
-
Socket code
B14F
Base pins
-
Nominal heater voltage
-
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 1

Cathode Ray

X-ray radiationInterelectrode capacitances

No fixed ratings are recorded for this section.

Published ratings/characteristics audited; detailed numeric data retained in parameter table.

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

1972 Thomson CSF

Published operating points and test conditions from this source.

SECTION 1

Cathode Ray

Other

  • Tension de chauffage [1]

    -6 V

    Tension de chauffage ............... -6, 3

  • Tension de chauffage [2]

    3 V

    Tension de chauffage ............... -6, 3

  • Courant de chauffage

    450 A

    Courant de chauffage ............... 450

  • Tension de cathode [1]

    -10 V

    Tension de cathode .. ............... —10 000

  • Tension de cathode [2]

    0 V

    Tension de cathode .. ............... —10 000

  • Tension de grille de contrdle™ (au biocage) ( [1]

    2 V

    Tension de grille de contrdle™ (au biocage) (2) —50 a —150

  • Tension de grille de contrdle™ (au biocage) ( [2]

    -50 V

    Tension de grille de contrdle™ (au biocage) (2) —50 a —150

  • Tension de grille de contrdle™ (au biocage) ( [3]

    -150 V

    Tension de grille de contrdle™ (au biocage) (2) —50 a —150

  • Tension de grille *n° [1]

    2 V

    Tension de grille *n° 2 ............. +150

  • Tension de grille *n° [2]

    150 V

    Tension de grille *n° 2 ............. +150

  • Tension de concentration™ ( [1]

    2 V

    Tension de concentration™ (2) . ........ +3000 a +3500

  • Tension de concentration™ ( [2]

    3000 V

    Tension de concentration™ (2) . ........ +3000 a +3500

  • Tension de concentration™ ( [3]

    3500 V

    Tension de concentration™ (2) . ........ +3000 a +3500

  • Tension de cathode

    -1500 V

    Tension de cathode .. ............... —1500

  • Tension de grille de contrdle * (au blocage) ( [1]

    2 V

    Tension de grille de contrdle * (au blocage) (2) ~30 a —-120

  • Tension de grille de contrdle * (au blocage) ( [2]

    30 V

    Tension de grille de contrdle * (au blocage) (2) ~30 a —-120

  • Tension de grille de contrdle * (au blocage) ( [3]

    -120 V

    Tension de grille de contrdle * (au blocage) (2) ~30 a —-120

  • Tension de concentration * { [1]

    2 V

    Tension de concentration * {2) . ........ +200 200

  • Tension de concentration * { [2]

    200 V

    Tension de concentration * {2) . ........ +200 200

  • Tension de concentration * { [3]

    200 V

    Tension de concentration * {2) . ........ +200 200

  • (

    1 V

    (1) - Toutes les tensions sont données par rapport au potentiel de cible, sauf celles marquées d’un

  • Published value [1]

    50

    50, 8= Plaque verticale Anode Cible Collecteur =50,

  • Published value [2]

    8

    50, 8= Plaque verticale Anode Cible Collecteur =50,

  • Published value [3]

    50

    50, 8= Plaque verticale Anode Cible Collecteur =50,

  • " [1]

    7

    " 7 - Cathode " 7 - Cathode

  • " [2]

    7

    " 7 - Cathode " 7 - Cathode

  • Cotes en mm. " [1]

    14

    Cotes en mm. " 14 - Non connecté " 14 - Anode

  • Cotes en mm. " [2]

    14

    Cotes en mm. " 14 - Non connecté " 14 - Anode