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Power - Pentode (NOT beam) ·Pentode

MSP41

Osram MSP4-family pentode for receiving-set amplification and power-output applications.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
-
Socket code
B7
Base pins
7
Nominal heater
4 V / 1 A

Description

OSRAM MSP41 pentode for amplification or power-output service as specified in the supplied datasheet.

Socket description

Medium 7-contact

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
-
Socket code
B7
Base pins
7
Nominal heater voltage
4 V
Nominal heater current
1 A
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

Pentode

X-ray radiationInterelectrode capacitances
Transconductance
0.0024 S
Max plate voltage
230 V
Max screen voltage
240 V

Published ratings and characteristics promoted from the approved datasheet.

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

193X Osram

Published operating points and test conditions from this source.

SECTION 1

Pentode

Other

  • Heater/Filament Voltage

    4 V

    Published datasheet value

  • Heater/Filament Current

    1 A

    Published datasheet value

  • Maximum Anode Voltage

    230 V

    Published datasheet value

  • Maximum Screen Voltage

    240 V

    Published datasheet value

Characteristics

  • Mutual Conductance

    2400 µS

    Published datasheet value