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Power - Triode ·Triode

RD3XL

Power transmitting triode intended for RF amplification, oscillation, or related professional service. Manufacturer documentation emphasizes radio-frequency operation, useful power output, and transmitter or industrial applications.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
-
Socket code
-
Base pins
-
Nominal heater
6.5 V / 100 A

Description

The tube TESLA RD3XL is an air-cooled Die TESLA-Rěohre RD3XL ist eine luftge- triode of 3 kW anode dissipation, intended kůhlte Triode von 3 kW Anodenverlust, for use as a recuperative amplifier, oscillator bestimmt zum Einsatz als Rekuperations- or RF power amplifier in SW transmitters Verstárker, Oszillator oder Hochfreguenz- especially for broadcasting. verstárker der Leistung in Kurzwellensen- dern, namentlich in solchen fiúr Rundfunk- zwecke.

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
6.5 V
Nominal heater current
100 A
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
Transconductance
0.04 S
Amplification factor
75
Max plate dissipation
3000 W

Promoted fields populated from published maximum-ratings/characteristic tables where OCR semantics were unambiguous.

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

195X Tesla

Published operating points and test conditions from this source.

SECTION 1

Triode

Characteristics

  • Heater voltage

    6.5 V

    Nominal or midpoint of published heater range

  • Heater current

    100 A

    Nominal or midpoint of published heater range

Other

  • Maximum anode dissipation

    3000 W

    Published tube rating

Capacitance

  • Interelectrode capacitance Czgl/k

    52 pF

    Published source value

Data set 02

1966 Tesla Tubes

Published operating points and test conditions from this source.

SECTION 1

Triode

Other

  • Heater voltage

    6 to 7 V

  • Forced air flow

    3.3 m3/min

    Cooling