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Power - Pentode (NOT beam) ·Pentode

CK5854

Raytheon subminiature battery power pentode producing roughly 9.5 mW from approximately 45 V.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
5J
Socket code
-
Base pins
5
Nominal heater
1.25 V / 30 mA

Description

CK5854 is a Pentode tube listed by Raytheon for power amplifier service. Directly heated subminiature pentode for power-amplifier service.

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
5J
Socket code
-
Base pins
5
Nominal heater voltage
1.25 V
Nominal heater current
30 mA
Parallel heater voltage
-
Parallel heater current
-
Series capable
No

5J - 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
Plate resistance
350000 Ω
Transconductance
0.00055 S

Directly heated subminiature pentode for power-amplifier service.

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 Raytheon Special Purpose Tubes

Published operating points and test conditions from this source.

SECTION 1

Pentode

Other

  • Plate voltage

    45 V

    Power amplifier

  • Control-grid voltage

    -2 V

    Power amplifier

  • Screen voltage

    45 V

    Power amplifier

  • Plate current

    0.8 mA

    Power amplifier

  • Screen current

    0.25 mA

    Power amplifier

  • Output power

    9.5 mW

    Power amplifier

  • Load resistance

    0.05 Mohm

    Power amplifier