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Power - Beam (NOT sweep) ·BeamPower

7355

Power pentode designed specifically for the output stage of high-fidelity audio-frequency amplifier systems.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
-
Socket code
IO
Base pins
8
Nominal heater
6.3 V / 800 mA

Description

Power pentode for the power-output stage of high-fidelity audio-frequency amplifier systems.

Socket description

International Octal

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
-
Socket code
IO
Base pins
8
Nominal heater voltage
6.3 V
Nominal heater current
800 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
Plate resistance
42000 Ω
Transconductance
0.0076 S
Max plate voltage
500 V
Max screen voltage
400 V
Max plate dissipation
18 W
Max screen dissipation
3.5 W
Max cathode current
100 mA

Promoted only from clearly labeled printed ratings/characteristics; specialized and operating data retained in parameter rows.

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

1968 General Electric Co

Published operating points and test conditions from this source.

SECTION 1

Beam Power

Other

  • Heater Voltage, ACor DC*. . ... ... .. .. .. ... .. .... 63=0.6 Volts

    0.6 Volts

    Published datasheet; semantic line recovery

  • Heater Currentt. ... ... .. .. ... .. .. .. .. ... ....... 0.8 Amperes

    0.8 Amperes

    Published datasheet; semantic line recovery

  • Grid-Number 1 to Plate: (gl top). ............... 0.5 pf

    0.5 pf

    Published datasheet; semantic line recovery

  • Plate Voltage. .. . ...... ... ... . ... . ... 500 Volts TERMINAL CONNECTIONS

    500 Volts

    Published datasheet; semantic line recovery

  • Screen Voltage. . . ...........ccitiiiiiiiiinann, 400 Volts

    400 Volts

    Published datasheet; semantic line recovery

  • Positive DC Grid-Number 1 Voltage. . .. ............ 0 Volts

    1 Volt

    Published datasheet; semantic line recovery

  • Positive DC Grid-Number 1 Voltage. . .. ............ 0 Volts

    0 Volts

    Published datasheet; semantic line recovery

  • Plate Dissipation. . . . . ...... ... ... ... .. ... .... 18 Watts Pin 3—Plate

    18 Watts

    Published datasheet; semantic line recovery

  • Screen Dissipation (Continuous) . . ................... 3.5 Watts Pin 5—Cathode and Beam

    3.5 Watts

    Published datasheet; semantic line recovery

  • Screen Dissipation {Peaks of Speech and Music). ... ... 7.0 Watts Plates

    7 Watts

    Published datasheet; semantic line recovery

  • DC Cathode Current. . .. ........ ..., 100 Milliamperes Pin 6—Grid Number 1

    100 Milliamperes

    Published datasheet; semantic line recovery

  • DCComponent............ccovvvirvnennnn.. 100 Volts Pin 8—Grid Number 2

    100 Volts

    Published datasheet; semantic line recovery

  • TotalDCand Peak. . ........................ 200 Volts (Screen)

    200 Volts

    Published datasheet; semantic line recovery

  • With Cathode Bias. . . . ........................ 1.0 Megohms 5

    1 Megohms

    Published datasheet; semantic line recovery

  • Plate Voltage . . . ... ..te it e e e e e 250 Volts

    250 Volts

    Published datasheet; semantic line recovery

  • Screen Voltage . . . . ... e et e e 225 Volts

    225 Volts

    Published datasheet; semantic line recovery

  • Grid-Number 1 Voltage . . . ... ... et e e e e e —15 Volts

    1 Volt

    Published datasheet; semantic line recovery

  • Grid-Number 1 Voltage . . . ... ... et e e e e e —15 Volts

    15 Volts

    Published datasheet; semantic line recovery

  • Peak AF Grid-Number 1 Voltage. . . ... ... .. .. i i i 15 Volts

    1 Volt

    Published datasheet; semantic line recovery

  • Peak AF Grid-Number 1 Voltage. . . ... ... .. .. i i i 15 Volts

    15 Volts

    Published datasheet; semantic line recovery

  • Plate Resistance, approxXimate. . . . ... .. . ittt e e 42000 Ohms

    42000 Ohms

    Published datasheet; semantic line recovery

  • Zero-Signal Plate Current. . . . . ... .. et 62 Milliamperes

    62 Milliamperes

    Published datasheet; semantic line recovery

  • Maximum-Signal Plate Current. . . . . ... ... ... . . . e 74 Milliamperes

    74 Milliamperes

    Published datasheet; semantic line recovery

  • Zero-Signal Screen Current. . . . ... .. ... e 3.2 Milliamperes

    3.2 Milliamperes

    Published datasheet; semantic line recovery

  • Maximum-Signal Screen Current. . . ... ... ... e 16.5 Milliamperes

    16.5 Milliamperes

    Published datasheet; semantic line recovery

  • Maximum-Signal Power Output. . . ... ... . e e e e 9.0 Watts

    9 Watts

    Published datasheet; semantic line recovery

  • Grid-Number 1 Voltage, approximate

    1 Volt

    Published datasheet; semantic line recovery

  • Plate Voltage . . ... . i e e et et e e 300 400 Volts

    400 Volts

    Published datasheet; semantic line recovery

  • Screen Voltage. .. ... ... . e e 250 300 Volts

    300 Volts

    Published datasheet; semantic line recovery

  • Grid-Number 1 Voltage . . . .. . ... .. . . . i —21 —34 Volis

    1 Volt

    Published datasheet; semantic line recovery

  • Peak AF Grid-to-Grid Voltage . . . ....... ... ... . . ... 42 60 Volts

    60 Volts

    Published datasheet; semantic line recovery

  • Zero-Signal Plate Current. . . . ... ... ... .. .. . e, 100 56 Milliamperes

    56 Milliamperes

    Published datasheet; semantic line recovery

  • Maximum-Signal Plate Current. . . . . ... .. ... ... i 185 175 Milliamperes

    175 Milliamperes

    Published datasheet; semantic line recovery

  • Zero-Signal Screen Current. . . ... ... ... e 5.5 3.5 Milliamperes

    3.5 Milliamperes

    Published datasheet; semantic line recovery

  • Maximum-Signal Screen Current. . . . ... ... . ... .. i 24 24 Milliamperes

    24 Milliamperes

    Published datasheet; semantic line recovery

  • Effective Load Resistance, Plate-to-Plate. . .. ...... ... ... . ... ... ... ..... 4000 5000 Ohms

    5000 Ohms

    Published datasheet; semantic line recovery

  • 1 Heater current of a bogey tube at Ef =6.3 volts.

    6.3 volts

    Published datasheet; semantic line recovery

  • GRID-NUMBER 1 VOLTAGE IN VOLTS

    1 VOLT

    Published datasheet; semantic line recovery

  • Heater Voltage

    63 V

    Published datasheet

  • Heater Current

    800 mA

    Published datasheet

Data set 02

1975 RCA RC30

Published operating points and test conditions from this source.

SECTION 1

Beam Power

Other

  • Peak Heater-Cathode Voltage

    200 V

    AbsoluteValue

  • Average Heater-Cathode Voltage

    100 V

    AbsoluteValue

  • Typical Plate Voltage

    250 V

    ClassA

  • Typical Screen Voltage

    225 V

    ClassA

  • Grid No.1 Voltage

    -15 V

    ClassA

  • Zero-Signal Plate Current

    62 mA

    ClassA

  • Maximum-Signal Plate Current

    74 mA

    ClassA

  • Zero-Signal Screen Current

    3.2 mA

    ClassA

  • Maximum-Signal Screen Current

    16.5 mA

    ClassA

  • Load Resistance

    2500 ohm

    ClassA