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Power - TV Horizontal Output (sweep) ·BeamPower

XL500

Magnoval beam-power tube designed as a horizontal-deflection amplifier in television receivers.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
9NH
Socket code
B9D
Base pins
9
Nominal heater
13.3 V / 600 mA

Description

Magnoval beam-power tube used as a horizontal-deflection amplifier in television receivers.

Socket description

Magnoval 9-contact

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
9NH
Socket code
B9D
Base pins
9
Nominal heater voltage
13.3 V
Nominal heater current
600 mA
Parallel heater voltage
-
Parallel heater current
-
Series capable
No

9NH - 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
Max screen voltage
275 V
Max plate dissipation
17 W
Max screen dissipation
5 W
Max cathode current
275 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

  • 75; g;rid-No

    2 V

    Published in approved XL500 target datasheet entry; Section1

  • mA, 440; grid-No

    2 mA

    Published in approved XL500 target datasheet entry; Section1

  • Heater Voltage (ac/dc) 6.3 13.3 18

    27 V

    Published in approved XL500 target datasheet entry; Section1

  • Heater Current 1.38 0.6 0.45

    300 mA

    Published in approved XL500 target datasheet entry; Section1

  • Peak Positive-Pulse Plate Voltage*

    7700 V

    Published in approved XL500 target datasheet entry; Section1

  • DC Giid-No.2 (Screen-Grid) Voltage

    275 V

    Published in approved XL500 target datasheet entry; Section1

  • Average Cathode Current

    275 mA

    Published in approved XL500 target datasheet entry; Section1

  • Plate Dissipation 4

    17 W

    Published in approved XL500 target datasheet entry; Section1

  • Grid-No.2 Input"

    5 W

    Published in approved XL500 target datasheet entry; Section1

  • Without grid current

    0.5 MΩ

    Published in approved XL500 target datasheet entry; Section1

  • With grid current (horizontal-output service only)

    2.2 MΩ

    Published in approved XL500 target datasheet entry; Section1

  • # Pulse duration must not exceed 15% of a horizontal scanning cycle (

    10 microseconds

    Published in approved XL500 target datasheet entry; Section1

  • Grid-No.2 input may reach

    6 W

    Published in approved XL500 target datasheet entry; Section1

  • Grid-No.2 input may reach 6 watts for plate-dissipation values below

    11 W

    Published in approved XL500 target datasheet entry; Section1