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Voltage Dual Tetrode ·Tetrode-Tetrode

CK5656

Raytheon subminiature double tetrode designed for RF power-amplifier service, providing two power sections for compact transmitting equipment.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
2
Base
-
Socket code
-
Base pins
-
Nominal heater
-

Description

CK5656 is identified in the supplied Raytheon handbook as a double tetrode RF power amplifier.

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
-
Socket code
-
Base pins
-
Nominal heater voltage
-
Nominal heater current
-
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

2 physical sections, each with unique specifications.

Section 1

Tetrode

X-ray radiationInterelectrode capacitances

No fixed ratings are recorded for this section.

Target handbook row and explicit cross-reference text reviewed.

Section 2

Tetrode

X-ray radiationInterelectrode capacitances

No fixed ratings are recorded for this section.

Second physical tetrode restored; unreadable electrical cells intentionally left unpromoted.

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

Tetrode

Other

  • Plate voltage

    150 V

    RFPowerAmplifier EachUnit

  • Control-grid bias

    2 V

    RFPowerAmplifier EachUnit

  • Screen voltage

    120 V

    RFPowerAmplifier EachUnit