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Power - TV Horizontal Output (sweep) ·BeamPower

26HU5

Glass-octal beam-power tube designed as a horizontal-deflection amplifier in color television receivers.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
8NB
Socket code
IO
Base pins
8
Nominal heater
26 V / 600 mA

Description

Glass octal beam-power tube intended as a horizontal-deflection amplifier in color television receivers.

Socket description

International Octal

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
8NB
Socket code
IO
Base pins
8
Nominal heater voltage
26 V
Nominal heater current
600 mA
Parallel heater voltage
-
Parallel heater current
-
Series capable
No

8NB - 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

Beam Power

X-ray radiationInterelectrode capacitances
Plate resistance
6000 Ω
Transconductance
0.014 S
Max plate voltage
700 V
Max screen voltage
260 V
Max plate dissipation
33 W
Max screen dissipation
5 W
Max cathode current
400 mA

Promoted from semantically identified published ratings/characteristics; additional values preserved as section 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

1975 RCA RC30

Published operating points and test conditions from this source.

SECTION 1

Beam Power

Other

  • 0.6; warm-up time (average),

    11 seconds

    Published in approved target datasheet entry

  • 760«

    125 mA

    Published in approved target datasheet entry

  • of

    1 mA

    Published in approved target datasheet entry

  • — —

    -40 V

    Published in approved target datasheet entry

  • DC Plate Supply Voltage

    990 V

    Published in approved target datasheet entry

  • Peak Positive Pulse Plate Voltage*

    7000 V

    Published in approved target datasheet entry

  • Grid-No.2 Voltage

    260 V

    Published in approved target datasheet entry

  • Grid-No.l Voltage, Negative-bias value

    250 V

    Published in approved target datasheet entry

  • Plate Dissipation* (Absolute-maximum value)..,

    33 W

    Published in approved target datasheet entry

  • Grid-No.2 Input

    5 W

    Published in approved target datasheet entry

  • Average Cathode Current

    400 mA

    Published in approved target datasheet entry

  • Peak Cathode Current

    1400 mA

    Published in approved target datasheet entry

  • Bulb Temperature (At hottest point)

    250 °C

    Published in approved target datasheet entry

  • With Feedback-type high voltage regulation

    1.2 Mohm

    Published in approved target datasheet entry

  • With Shunt-type high voltage regulation (switching mode)

    2.2 Mohm

    Published in approved target datasheet entry

Characteristic

  • Plate Voltage 150 45 60

    175 V

    Published in approved target datasheet entry

  • Plate Resistance (Approx.)

    6000 ohm

    Published in approved target datasheet entry

  • Transconductance —

    14000 µS

    Published in approved target datasheet entry