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Tube Tinker — Electron Tube Database
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Voltage - Triode (single high frequency) ·Triode

RE074NEUTRO

Neutralized-RF version of RE074 with very low grid-to-anode capacitance, designed for stable neutralized high-frequency amplifier service.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
-
Socket code
-
Base pins
-
Nominal heater
4 V / 60 mA

Description

Neutralized-RF version of the RE074, with very low grid-to-anode capacitance for neutralized high-frequency amplifier service.

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
4 V
Nominal heater current
60 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
11000 Ω
Transconductance
0.0009 S
Amplification factor
10
Max plate voltage
150 V

Published ratings and characteristics promoted from the supplied Telefunken source where explicitly readable.

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

1959 Telefunken

Published operating points and test conditions from this source.

SECTION 1

Triode

Characteristic

  • HeaterOrFilamentVoltage

    4 V

  • HeaterOrFilamentCurrent

    60 mA

  • Grid To Plate Capacitance

    2 pF

    Maximum

Other

  • Grid Bias

    -9 V

    PlateVoltage=150V;PlateCurrent=3.5mA