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Power - TV Vertical Output ·BeamPower

5AQ5

Miniature beam-power output tube for automobile and AC-operated receivers, also usable triode-connected as a television vertical-deflection amplifier.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
7BZ
Socket code
B7G
Base pins
7
Nominal heater
4.7 V / 600 mA

Description

Miniature beam-power output tube for automobile and AC-operated receivers; also usable triode-connected as a television vertical-deflection amplifier.

Socket description

Miniature 7-contact

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
7BZ
Socket code
B7G
Base pins
7
Nominal heater voltage
4.7 V
Nominal heater current
600 mA
Parallel heater voltage
-
Parallel heater current
-
Series capable
No

7BZ - Terminal pinout

Electrical assignments shared by every tube using this base designation.

TerminalSectionConnectionEvidence
PIN1Pin 1AG1 — Control GridVerified

Tung-Sol 6AQ5/6AQ5A 7BZ basing; manufacturer pinout

PIN2Pin 2AG3 — Suppressor GridGroup BZ2Verified

Tung-Sol 6AQ5/6AQ5A 7BZ basing; manufacturer pinout

PIN2Pin 2AK — CathodeGroup BZ2Verified

Tung-Sol 6AQ5/6AQ5A 7BZ basing; manufacturer pinout

PIN3Pin 3—H — HeaterVerified

Tung-Sol 6AQ5/6AQ5A 7BZ basing; manufacturer pinout

PIN4Pin 4—H — HeaterVerified

Tung-Sol 6AQ5/6AQ5A 7BZ basing; manufacturer pinout

PIN5Pin 5AP — Plate (Anode)Verified

Tung-Sol 6AQ5/6AQ5A 7BZ basing; manufacturer pinout

PIN6Pin 6AG2 — Screen GridVerified

Tung-Sol 6AQ5/6AQ5A 7BZ basing; manufacturer pinout

PIN7Pin 7AG1 — Control GridVerified

Tung-Sol 6AQ5/6AQ5A 7BZ basing; manufacturer pinout

Section ratings

1 physical section, each with unique specifications.

Section 1

Beam Power

X-ray radiationInterelectrode capacitances
Plate resistance
58000 Ω
Transconductance
0.0037 S
Amplification factor
9.5
Max plate voltage
275 V
Max screen voltage
275 V
Max plate dissipation
12 W
Max screen dissipation
2 W
Max cathode current
40 mA
Rectifier max heater-cathode voltage
200 V
Rectifier warm-up time
11 s

Referenced ratings not printed in this source; not inferred.

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

1961 Tung Sol

Published operating points and test conditions from this source.

SECTION 1

Beam Power

Other

  • Plate voltage

    250 V

    ClassA

  • Screen voltage

    250 V

    ClassA

Characteristic

  • Plate resistance

    52000 ohm

    ClassA

  • Transconductance

    4100 uS

    ClassA

Data set 02

1965 Westinghouse Data Book

Published operating points and test conditions from this source.

SECTION 1

Beam Power

Other

  • Plate voltage maximum Class-A

    250 V

    ClassA

  • Screen voltage maximum

    250 V

  • Typical plate voltage low

    180 V

    ClassA

  • Typical screen voltage low

    180 V

    ClassA

  • Power output low

    2 W

    ClassA

  • Typical plate voltage high

    250 V

    ClassA

  • Typical screen voltage high

    250 V

    ClassA

  • Power output high

    4.5 W

    ClassA

  • Class-AB push-pull plate voltage

    250 V

    ClassAB,PushPull

  • Class-AB push-pull grid1 voltage

    -15 V

    ClassAB,PushPull

  • Class-AB push-pull output power

    10 W

    ClassAB,PushPull

  • Vertical-deflection peak positive plate voltage

    1200 V

    VerticalDeflection

  • Vertical-deflection peak cathode current

    105 mA

    VerticalDeflection

Characteristics

  • Class-AB push-pull transconductance per tube

    3750 uS

    ClassAB,PushPull

  • Triode-connected amplification factor

    9.8

    TriodeConnection

  • Triode-connected plate resistance

    1960 ohm

    TriodeConnection

Capacitance

  • Grid1-to-plate capacitance

    0.35 pF

Application

  • Application

    Audio output / vertical deflection amplifier

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

  • MAXI-MUM PLATE DISSIPATION Z

    2 W

    ClassA | MAXI-MUM PLATE DISSIPATION Z2 WATT$

  • i FIXED BIAS OPERATION

    0.1 Mohm

    ClassA | i FIXED BIAS OPERATION 0.1 MEGOHMS

  • CATHODE BIAS OPERATION

    0.5 Mohm

    ClassA | CATHODE BIAS OPERATION 0.5 MEGOHMS

  • HEATER WARM-UP TIME (APPROX.- )*

    0 s

    ClassA | HEATER WARM-UP TIME (APPROX.- )* 1i.0 SECONDS

  • HEATER CURRENT

    45 A

    ClassA | HEATER CURRENT 0.45 O.45 AMP.

  • PEAK AF GRID #

    12.5 V

    ClassA | PEAK AF GRID #1 VOLTAGE H•Ej 12.5 VOLT

  • Published electrical value

    45 mA

    ClassA | 2ERO- SIGNAL PLATE CURRENT 29 45 MA.

  • ZERO- SIGNAL GRID #

    4.5 mA

    ClassA | ZERO- SIGNAL GRID #2 CURRENT (APPROX.) j 4.5 MA.

Other

  • MAXIMUM GRID #

    2 W

    ClassA | MAXIMUM GRID #2 INPUT '2 WATTS

  • MAXIMUM DC PLATE VOLTAGE

    975 V

    ClassA | MAXIMUM DC PLATE VOLTAGE 975 VOLTS

  • MAXIMUM PEAK NEGATIVE GRID #

    75 V

    ClassA | MAXIMUM PEAK NEGATIVE GRID #1 VOLTAGE Z75 VOLTS

  • MAXIMUM PEAK CATHODE CURRENT

    115 mA

    ClassA | MAXIMUM PEAK CATHODE CURRENT 115 MA.

  • MAXIMUM SIGNAL PLATE CURRENT

    47 mA

    ClassA | MAXIMUM SIGNAL PLATE CURRENT 3O 47 MA.

  • MAXIMUM SIGNAL POWER OUTPUT

    4.5 W

    ClassA | MAXIMUM SIGNAL POWER OUTPUT 2.O 4.5 WATTS

  • PLATE CURRENT

    49.7 mA

    Average Characteristics | PLATE CURRENT 49.7 MA.

  • GRIC VOLTAGE (APPROX.) FOR Ib O

    5 mA

    Average Characteristics | GRIC VOLTAGE (APPROX.) FOR Ib O.5 MA. —j7 VOLTS

  • GRIC VOLTAGE (APPROX.) FOR Ib O

    7 V

    Average Characteristics | GRIC VOLTAGE (APPROX.) FOR Ib O.5 MA. —j7 VOLTS

Data set 04

1968 General Electric Co

Published operating points and test conditions from this source.

SECTION 1

Beam Power

Characteristic

  • Heater Warmup Time

    11 s

Data set 05

1971 RCA HB3 Binder 4 of 7

Published operating points and test conditions from this source.

SECTION 1

Beam Power

Other

  • Plate voltage

    250 V

    ClassA;SingleEnded

  • Grid 2 voltage

    250 V

    ClassA;SingleEnded

  • Grid 1 voltage

    -12.5 V

    ClassA;SingleEnded

  • Plate current

    45 mA

    ClassA;SingleEnded

  • Grid 2 current

    4.5 mA

    ClassA;SingleEnded

  • Plate resistance

    52000 ohm

    ClassA;SingleEnded

  • Transconductance

    4100 uS

    ClassA;SingleEnded

  • Cathode resistor

    250 ohm

    ClassA;SingleEnded

  • Load resistance

    5000 ohm

    ClassA;SingleEnded

  • Power output

    4.5 W

    ClassA;SingleEnded

  • Total harmonic distortion

    8 %

    ClassA;SingleEnded

Characteristic

  • Heater warm-up time

    11 s

    ControlledWarmUp

Data set 06

1975 RCA RC30

Published operating points and test conditions from this source.

SECTION 1

Beam Power

Other

  • Heater Voltage (ac/dc) 4.7 6.3

    12.6 V

    Published in approved 6AQ5A target entry; Section1

  • Heater Current 0.6 0.45

    225 mA

    Published in approved 6AQ5A target entry; Section1

  • Plate Voltage

    275 V

    Published in approved 6AQ5A target entry; Section1

  • Grid-No.2 (Screen-Grid) Voltage

    275 V

    Published in approved 6AQ5A target entry; Section1

  • Plate Dissipation

    12 W

    Published in approved 6AQ5A target entry; Section1

  • Grid-No.2 Input

    2 W

    Published in approved 6AQ5A target entry; Section1

  • Plate Voltage

    250 V

    Published in approved 6AQ5A target entry; Section1

  • Grid-No.l Voltage

    -12.5 V

    Published in approved 6AQ5A target entry; Section1

  • Plate Resistance (Approx.)

    1970 Ω

    Published in approved 6AQ5A target entry; Section1

  • Transeonductance ,

    4800 µS

    Published in approved 6AQ5A target entry; Section1

  • Plate Current

    49.5 mA

    Published in approved 6AQ5A target entry; Section1

  • Grid-No.l Voltage (Approx.) for plate current of

    0.5 mA

    Published in approved 6AQ5A target entry; Section1

  • Grid-No.l Voltage (Approx.) for plate current of 0.5 mA

    -37 V

    Published in approved 6AQ5A target entry; Section1

  • For fixed-bias operation

    0.1 MΩ

    Published in approved 6AQ5A target entry; Section1

  • For cathode-bias operation

    0.5 MΩ

    Published in approved 6AQ5A target entry; Section1

  • DC Plate Voltage

    275 V

    Published in approved 6AQ5A target entry; Section1

  • Peak Positive-Pulse Plate Voltage*

    1100 V

    Published in approved 6AQ5A target entry; Section1

  • Peak Negative-Pulse Grid-No.l (Control-Grid) Voltage

    275 V

    Published in approved 6AQ5A target entry; Section1

  • Peak Cathode Current

    115 mA

    Published in approved 6AQ5A target entry; Section1

  • Average Cathode Current

    40 mA

    Published in approved 6AQ5A target entry; Section1

  • Plate Dissipation

    10 W

    Published in approved 6AQ5A target entry; Section1

  • Grid-No.l-Circuit Resistance, for cathode-bias operation

    2.2 MΩ

    Published in approved 6AQ5A target entry; Section1

Capacitance

  • Grid No.l to Plate

    0.4 pF

    Published in approved 6AQ5A target entry; Section1

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

    8 pF

    Published in approved 6AQ5A target entry; Section1

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

    3 pF

    Published in approved 6AQ5A target entry; Section1