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Power - Triode Single (under 10W) ·Triode

RD12TE

Lorenz indirectly heated decimeter-wave transmitting triode with self-excited oscillator operating data around 50 cm wavelength.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
-
Socket code
-
Base pins
-
Nominal heater
12.6 V / 220 mA

Description

Lorenz RD12TE indirectly heated decimeter-wave triode, including self-excited oscillator operating data at approximately 50 cm wavelength.

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
12.6 V
Nominal heater current
220 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
2444 Ω
Transconductance
0.009 S
Amplification factor
22
Max plate voltage
400 V
Max plate dissipation
10 W
Max cathode current
70 mA

Published ratings and characteristics were promoted when unambiguous; additional operating values are preserved in TUBE_SECTION_PARAMETER.

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

194X Wehrmacht Rohren

Published operating points and test conditions from this source.

SECTION 1

Triode

Capacitance

  • Grid-cathode capacitance

    3.5 pF

  • Grid-plate capacitance

    1.7 pF

  • Plate-cathode capacitance

    0.7 pF

Characteristic

  • Plate current

    35 mA

    Ua=100 V; Ug=0 V

Other

  • RF efficiency

    35 percent

    Self-excited; 50 cm wavelength; anode input 10 W