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D14292GH

Fourteen-centimeter compact oscilloscope CRT intended for approximately 25–50 MHz instruments, providing precision electrostatic waveform display at moderate bandwidth.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized

Sections: 1
Base: -
Socket code: -
Base pins: -
Nominal heater: 6.3 V / 240 mA

Description

14 cm compact oscilloscope CRT, 25-50 MHz class. The supplied Philips sheet was read for heater, accelerator, focusing, deflection, capacitance, limiting-value and screen data.

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base: -
Socket code: -
Base pins: -
Nominal heater voltage: 6.3 V
Nominal heater current: 240 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

No fixed ratings are recorded for this section.

Cathode-ray tube section. Accelerator, deflection, focus and screen-specific electrical data are retained as parameters rather than forced into unrelated plate/screen fields.

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

1999 Philips 0-D

Published operating points and test conditions from this source.

SECTION 1

Cathode Ray

Characteristics

Heater voltage
6.3 V
Heater current
240 mA
Horizontal deflection coefficient
12.8 V/cm
Vertical deflection coefficient
6.3 V/cm

Other

Final/accelerator voltage
10000 V
First accelerator voltage
2000 V
Grid No.1 circuit resistance maximum
1 Mohm
Screen dissipation maximum
8 mW/cm2

Capacitance

x1
7 pF
x2
7 pF
y1
4 pF
y2
4 pF
X1
2.2 pF
Y1
1.3 pF
Control
6 pF
Cathode
2.7 pF