32HQ7

Compactron combining a high-perveance damper diode with a beam-power horizontal-deflection section, integrating sweep output and energy recovery in one television tube.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 2
Base: 12HT
Socket code: B12C
Base pins: 12
Nominal heater: 32.6 V / 315 mA

Description

Compactron combining a high-perveance damper diode and beam-power pentode for television damper and horizontal-deflection service.

Socket description

Duodecar 12-contact

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base: 12HT
Socket code: B12C
Base pins: 12
Nominal heater voltage: 32.6 V
Nominal heater current: 315 mA
Parallel heater voltage: -
Parallel heater current: -
Series capable: No

12HT - Terminal pinout

Electrical assignments shared by every tube using this base designation.

No verified pinout is recorded for this base designation.

Section ratings

2 physical sections, each with unique specifications.

Section 1

Beam Power

X-ray radiationInterelectrode capacitances

Plate resistance: 8400 Ω
Transconductance: 0.0045 S
Max plate voltage: 400 V
Max screen voltage: 150 V
Max plate dissipation: 7 W
Max screen dissipation: 3 W
Max cathode current: 125 mA

Promoted values are taken from clearly identified printed ratings/characteristics.

Section 2

Diode

X-ray radiationInterelectrode capacitances

Max plate dissipation: 3.8 W
Rectifier peak inverse voltage: 3300 V
Rectifier nominal output current: 120 mA
Rectifier peak forward current: 600 mA

Promoted values are taken from clearly identified printed ratings/characteristics.

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

Beam Power

Other

HeaterOrFilamentVoltageNominal
32.6 V
HeaterOrFilamentCurrentNominal
315 mA
MaxPlateVoltage
400 V
MaxScreenVoltage
150 V
MaxPlateDissipation
7 W
MaxScreenDissipation
3 W
MaxCathodeCurrent
125 mA
Peak Positive Pulse Plate Voltage
4000 V
HorizontalDeflection
Peak Cathode Current
440 mA
HorizontalDeflection
Typical Plate Voltage
110 V
Typical Screen Voltage
110 V

Characteristic

Plate Resistance
8400 Ohm
Transconductance
4500 uS

Capacitance

Grid1 To Plate Capacitance
0.3 pF
Input Capacitance
14 pF
Output Capacitance
6.9 pF

SECTION 2

Diode

Other

HeaterOrFilamentVoltageNominal
32.6 V
HeaterOrFilamentCurrentNominal
315 mA
MaxPlateDissipation
3.8 W
RectifierMaximumPeakInverseVoltage
3300 V
RectifierNominalOutputCurrent
120 mA
RectifierPeakForwardCurrent
600 mA

Capacitance

Cathode To Plate And Heater Capacitance
8.2 pF
Plate To Cathode And Heater Capacitance
6.1 pF
Heater To Cathode Capacitance
25 pF

Characteristic

TubeVoltageDropAt200mADC
16 V