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Power - Beam Single (NOT sweep) (under 10W) ·BeamPower

6AS5

Miniature beam-power output tube designed for audio amplifiers in automobile and AC-operated radio receivers.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
7
Socket code
B7G
Base pins
7
Nominal heater
6.3 V / 800 mA

Description

Miniature beam-power output tube for automobile and AC-operated radio receiver audio amplifiers.

Socket description

Miniature 7-contact

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
7
Socket code
B7G
Base pins
7
Nominal heater voltage
6.3 V
Nominal heater current
800 mA
Parallel heater voltage
-
Parallel heater current
-
Series capable
No

7 - 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
0.0056 S
Max plate voltage
150 V
Max screen voltage
117 V
Max plate dissipation
5.5 W
Max screen dissipation
1 W
Rectifier max heater-cathode voltage
90 V

Promoted from published ratings/characteristics; identical repeated sections compressed where applicable.

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 General Electric Essential Characteristics

Published operating points and test conditions from this source.

SECTION 1

Beam Power

Other

  • Plate voltage

    150 V

    ClassA

  • Screen voltage

    110 V

    ClassA

  • Control-grid voltage

    -8.5 V

    ClassA

  • Plate current

    35 mA

    ClassA

  • Screen current

    2 mA

    ClassA

  • Load resistance

    4500 Ω

    ClassA

  • Power output

    2.2 W

    ClassA

Data set 02

1961 Tung Sol

Published operating points and test conditions from this source.

SECTION 1

Beam Power

Other

  • Heater voltage

    6.3 V

  • Heater current

    800 mA

  • Plate voltage

    150 V

    ClassA1

  • Grid 2 voltage

    110 V

    ClassA1

  • Power output

    2.2 W

    ClassA1

  • Total harmonic distortion

    10 percent

    ClassA1

Data set 03

1966 Tung Sol Electronic Tubes 1 of 4

Published operating points and test conditions from this source.

SECTION 1

Beam Power

Characteristic

  • Heater voltage

    6.3 V

    Published table

  • Heater current

    800 mA

    Published table

Other

  • Plate voltage

    150 V

    ClassA

  • Screen voltage

    110 V

    ClassA

  • Grid bias

    -8.5 V

    ClassA

  • Zero-signal plate current

    35 mA

    ClassA

  • Maximum-signal plate current

    36 mA

    ClassA

  • Maximum-signal screen current

    6.5 mA

    ClassA

Data set 04

1968 General Electric Co

Published operating points and test conditions from this source.

SECTION 1

Beam Power

Other

  • Maximum-Signal Power Output

    2.2 W

    ClassA

Data set 05

1975 RCA RC30

Published operating points and test conditions from this source.

SECTION 1

Beam Power

Characteristic

  • Heater Voltage (ac/dc)

    6.3 V

    Published in approved 6AS5 target entry; Section1

  • Heater Current

    800 mA

    Published in approved 6AS5 target entry; Section1

  • Grid No.l to Plate

    0.6 pF

    Published in approved 6AS5 target entry; Section1

  • Grid No.l to Cathode, Heater, Grid No.2, and Grid No.3

    12 pF

    Published in approved 6AS5 target entry; Section1

  • Plate to Cathode, Heater, Grid No.2, and Grid No.3

    9 pF

    Published in approved 6AS5 target entry; Section1

  • Plate-Supply Voltage

    135 V

    Published in approved 6AS5 target entry; Section1

  • Cathode-Bias Posistor"

    250 Ω

    Published in approved 6AS5 target entry; Section1

  • Plate Resistance (Approx.)

    280 Ω

    Published in approved 6AS5 target entry; Section1

  • Transconductance

    7000 µS

    Published in approved 6AS5 target entry; Section1

  • Plate Current

    125 mA

    Published in approved 6AS5 target entry; Section1

Other

  • Plate Voltage

    150 V

    Published in approved 6AS5 target entry; Section1

  • Grid-No.2 (Screen-Grid) Voltage

    117 V

    Published in approved 6AS5 target entry; Section1

  • Plate Dissipation

    5.5 W

    Published in approved 6AS5 target entry; Section1

  • Grid-No.2 Input

    1 W

    Published in approved 6AS5 target entry; Section1

  • Grid-No.2 Voltage

    110 V

    Published in approved 6AS5 target entry; Section1

  • Grid-No.l (Control-Grid) Voltage

    -8.5 V

    Published in approved 6AS5 target entry; Section1

  • Peak AF Grid-No.l Voltage

    8.5 V

    Published in approved 6AS5 target entry; Section1

  • Zero-Signal Plate Current

    35 mA

    Published in approved 6AS5 target entry; Section1

  • Maximum-Signal Plate Current

    36 mA

    Published in approved 6AS5 target entry; Section1

  • Zero-Signal Grid-No.2 Current (Approx.)

    2 mA

    Published in approved 6AS5 target entry; Section1

  • Maximum-Signal Grid-No.2 Current (Approx.)

    6.5 mA

    Published in approved 6AS5 target entry; Section1

  • Transconductance

    5600 µS

    Published in approved 6AS5 target entry; Section1

  • Load Resistance

    4500 Ω

    Published in approved 6AS5 target entry; Section1

  • TotalHarmonic Distortion

    10 %

    Published in approved 6AS5 target entry; Section1

  • Maximum-Signal Power Output

    2.2 W

    Published in approved 6AS5 target entry; Section1

  • For cathode-bias operation

    0.5 MΩ

    Published in approved 6AS5 target entry; Section1

  • Heater Voltage (ac/dc)

    6.3 V

    Published in approved 6AS5 target entry; Section1

  • Plate Voltage

    250 V

    Published in approved 6AS5 target entry; Section1

  • Plate Current

    125 mA

    Published in approved 6AS5 target entry; Section1

  • Plate Dissipation

    13 W

    Published in approved 6AS5 target entry; Section1

  • Peak Negative-Pulse Plate Voltage*

    1700 V

    Published in approved 6AS5 target entry; Section1

  • DC Plate Current

    125 mA

    Published in approved 6AS5 target entry; Section1

Capacitance

  • Grid to plate

    10.5 pF

    Published in approved 6AS5 target entry; Section1

  • Grid to heater and cathode

    6.8 pF

    Published in approved 6AS5 target entry; Section1

  • Plate to heater and cathode

    2.3 pF

    Published in approved 6AS5 target entry; Section1

  • Heater to cathode

    11 pF

    Published in approved 6AS5 target entry; Section1

  • Grid of unit No. 1 to grid of unit No. 2

    0.7 pF

    Published in approved 6AS5 target entry; Section1

  • Plate of unit No. 1 to plate of unit No. 2

    1.65 pF

    Published in approved 6AS5 target entry; Section1