D2C

High-frequency triode for grounded-grid amplification, low-noise amplification, oscillation, or frequency multiplication in VHF/UHF equipment.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 1
Base: -
Socket code: -
Base pins: -
Nominal heater: 1.25 V / 100 mA

Description

Triode vacuum tube documented for ultra-short-wave applications, with heater, operating-characteristic, and limiting-rating data extracted from the supplied datasheet.

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: 1.25 V
Nominal heater current: 100 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

Triode

X-ray radiationInterelectrode capacitances

Plate resistance: 10000 Ω
Transconductance: 0.0012 S
Amplification factor: 12
Max plate voltage: 135 V
Max plate dissipation: 0.6 W
Max cathode current: 8 mA

Philips Miniwatt D2C directly heated ultra-short-wave button triode. Typical conditions: anode voltage 135 V, grid -7.5 V, anode current 3 mA, transconductance 1.2 mA/V, internal resistance 10 kΩ and amplification factor 12. Limiting values include maximum plate voltage 135 V, plate dissipation 0.6 W and cathode current 8 mA.

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

Triode

Other

Heater voltage
1.25 V
Nominal
Heater current
100 mA
Nominal

Characteristic

Tgpe
4 a
Published datasheet value
Chauffage dir, par batterie, alimenta- vf
1.25 V
Published datasheet value
tion en parallele If
100 mA
Published datasheet value
Vg
-7.5 V
Published datasheet value
Ia
3 mA
Published datasheet value
Va max
135 V
Published datasheet value
Ik max
8 mA
Published datasheet value
Vg (lg =
300 mA
Published datasheet value
Elektrodenanordnung,
800 a
Published datasheet value