Skip to main content
Tube Tinker — Electron Tube Database
Alternatives & variationsDownload PDF datasheet

Power - Triode ·Triode

RD12TA

Lorenz indirectly heated decimeter-wave transmitting triode with published static characteristics and high-frequency application data.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
-
Socket code
-
Base pins
-
Nominal heater
12.6 V / 80 mA

Description

Lorenz RD12TA is an indirectly heated decimeter-wave triode with published static characteristics and high-frequency application 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
12.6 V
Nominal heater current
80 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
3333 Ω
Transconductance
0.006 S
Amplification factor
20
Max plate voltage
300 V
Max grid dissipation
0.5 W
Max cathode current
30 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

    1.5 pF

  • Grid-plate capacitance

    1 pF

  • Plate-cathode capacitance

    0.3 pF

Characteristic

  • Plate current

    24 mA

    Ua=100 V; Ug=0 V