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Voltage - Dual Triode (similar) ·Triode-Triode

6085

Twin triode designed for amplifier service, with two similar sections and published operating characteristics for general electronic voltage amplification.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
2
Base
-
Socket code
-
Base pins
-
Nominal heater
12.6 V / 300 mA

Description

6085 is listed in the supplied Amperex material as a premium-quality twin triode. Published ratings and characteristics were captured from the supplied table.

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
300 mA
Parallel heater voltage
6.3 V
Parallel heater current
600 mA
Series capable
Yes

Terminal pinout

Electrical assignments shared by every tube using this base designation.

No verified pinout is recorded for this base designation.

Section ratings

2 physical sections, each with unique specifications.

Section 1

Triode

X-ray radiationInterelectrode capacitances
Plate resistance
10000 Ω
Transconductance
0.0027 S
Amplification factor
27
Max plate voltage
300 V
Max plate dissipation
2 W

Published maximum ratings, representative operating conditions, and rectifier data reviewed.

Section 2

Triode

X-ray radiationInterelectrode capacitances
Plate resistance
10000 Ω
Transconductance
0.0027 S
Amplification factor
27
Max plate voltage
300 V
Max plate dissipation
2 W

Second physical triode section; electrically identical twin section.

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

1958 Amperex Industrial

Published operating points and test conditions from this source.

SECTION 1

Triode

Other

  • Maximum plate voltage

    300 V

    Published table

  • Plate current

    112 mA

    Published table

Characteristic

  • Plate resistance

    2700 ohm

    Published table

  • Amplification factor

    27

    Published table

  • Heater/filament voltage

    6.3 V

    Published rating

  • Heater/filament current

    600 mA

    Published rating

  • Series heater voltage

    12.6 V

    SeriesHeater

  • Series heater current

    300 mA

    SeriesHeater

Data set 02

195X General Electric Essential Characteristics

Published operating points and test conditions from this source.

SECTION 1

Triode

Other

  • Plate voltage

    250 V

    ClassA

  • Control-grid bias

    5.5 V

    ClassA

  • Plate current

    6 mA

    ClassA

Characteristic

  • Transconductance

    2700 µS

    Published handbook characteristic

Data set 03

1963 Amperex Condensed

Published operating points and test conditions from this source.

SECTION 1

Triode

Characteristic

  • Heater voltage

    6.3 V

    Published rating

  • Heater current

    600 mA

    Published rating

  • Series heater voltage

    12.6 V

    SeriesHeater

  • Series heater current

    300 mA

    SeriesHeater

  • Published characteristic value

    2.6

    PremiumQuality

  • Published characteristic value 2

    3.5

    PremiumQuality

Other

  • Maximum plate voltage

    300 V

    PremiumQuality

  • Maximum plate current

    12 mA

    PremiumQuality