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Power - TV Vertical Output ·BeamPower

6EF6

Beam-power pentode designed primarily as a vertical-deflection amplifier in wide-angle television receivers.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
-
Socket code
OCTAL7
Base pins
-
Nominal heater
6.3 V / 900 mA

Description

Beam-power pentode designed primarily as a vertical-deflection amplifier in wide-angle television receivers.

Socket description

7-contact octal-family base

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
-
Socket code
OCTAL7
Base pins
-
Nominal heater voltage
6.3 V
Nominal heater current
900 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

Beam Power

X-ray radiationInterelectrode capacitances
Transconductance
0.005 S
Max plate voltage
250 V
Max screen voltage
250 V
Max plate dissipation
10 W
Max screen dissipation
2 W
Max cathode current
60 mA

Section 1 extracted from 6EF6.pdf.

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

1938 Raytheon

Published operating points and test conditions from this source.

SECTION 1

Beam Power

Other

  • Heater voltage 6.3 9.4

    12.6 V

    Heater voltage 6.3 9.4 12,6 volts

  • Heater current 0.9 0.8

    450 mA

    Heater current 0.9 0.8 0,45 amps

  • Total DC and peak

    200 V

    Total DC and peak 200 volts

  • Total DC and peak

    200 V

    Total DC and peak 200 volts

  • Maximum plate voltage

    250 V

    Maximum plate voltage 250 volts

  • Maximum grid #2 voltage

    250 V

    Maximum grid #2 voltage 250 volts

  • ** Maximum peak positive pulse plate voltage (abs., max.)

    2000 V

    ** Maximum peak positive pulse plate voltage (abs., max.) 2000 volts

  • Maximum plate dissipation

    10 W

    Maximum plate dissipation 10 watts

  • Maximum peak negative pulse grid #1 voltage

    250 V

    Maximum peak negative pulse grid #1 voltage 250 volts

  • Maximum grid #2 dissipation

    2 W

    Maximum grid #2 dissipation 2.0 watts

  • Maximum average cathode current

    60 mA

    Maximum average cathode current 60 ma,

  • Maximum peak cathode current

    180 mA

    Maximum peak cathode current 180 ma.

  • * Maximum grid #1 circuit resistance (Rk=100 ohm minimum)

    2.2 MΩ

    * Maximum grid #1 circuit resistance (Rk=100 ohm minimum) 2,2 megohms

  • Heater voltage 6.3 0.4

    12.6 V

    Heater voltage 6.3 0.4 12.6 volts

  • Plate voltage

    250 V

    Plate voltage 250 volts

  • Grid #2 voltage

    250 V

    Grid #2 voltage 250 volts

  • Plate current

    50 mA

    Plate current 50 ma,

  • Grid #2 current

    2 mA

    Grid #2 current 2 ma,

  • Transconductance

    5000 µS

    Transconductance 5000 umhos

  • Grid #1 voltage (approx.) for Ib = 1 milliampere

    -40 V

    Grid #1 voltage (approx.) for Ib = 1 milliampere -40 volts