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Voltage Pentode ·Pentode

4310A

Professional carrier-frequency pentode designed for telecommunications amplifier service rather than ordinary consumer-radio applications.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
-
Socket code
UX6
Base pins
6
Nominal heater
10 V / 320 mA

Description

Printed companion designation 4310A for carrier pentode, also published as 4310A.

Socket description

Small 6-contact

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
-
Socket code
UX6
Base pins
6
Nominal heater voltage
10 V
Nominal heater current
320 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

Pentode

X-ray radiationInterelectrode capacitances
Transconductance
0.002 S
Max plate voltage
250 V
Max screen voltage
180 V
Max cathode current
10 mA

Ratings and characteristics extracted from 5A150A.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

1946 Standard Telephone and Cables

Published operating points and test conditions from this source.

SECTION 1

Pentode

Other

  • Voltage

    10 v

  • Nominal curren

    320 mA

  • Grid to anode

    0.03 pF

  • Inpu

    6 pF

  • Outpu

    14 pF

  • Maximum direct screen voltage

    180 A

  • Maximum direct cathode curren

    10 mA

  • Maximum direct screen curren

    2.5 mA

  • July 1946

    5 A

Characteristic

  • Mutual conductance Measured a

    2 mA