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5DHP1

Five-inch high-brightness radar CRT with magnetic focusing and deflection and an aluminized P1 screen. Its high-voltage beam system provides a bright direct-view radar presentation.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized

Sections: 1
Base: -
Socket code: B9A
Base pins: -
Nominal heater: 6.3 V / 300 mA

Description

Five-inch high-brightness radar CRT with magnetic focus/deflection and aluminized P1 screen.

Socket description

Small-button Noval 9-contact

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base: -
Socket code: B9A
Base pins: -
Nominal heater voltage: 6.3 V
Nominal heater current: 300 mA
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

Max plate voltage: 27000 V
Max cathode current: 0.2 mA

Substantive ratings/characteristics/operating-condition extraction from supplied Mullard source.

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

1963 Mullard

Published operating points and test conditions from this source.

SECTION 1

Cathode Ray

Characteristic

HeaterOrFilamentVoltage
6.3 V
HeaterOrFilamentCurrent
300 mA
FocusingMethod
Magnetic
DeflectionMethod
Double magnetic
Deflection Angle
40 degree
ScreenDiameter
100 mm
Phosphor
P1 green
GridToAllCapacitanceMax
9 pF
CathodeToAllCapacitanceMax
7 pF
AnodeVoltageTypical
22000 V