RS1084CJ

Water-cooled 70 kW-dissipation tetrode for extremely high-power broadcast and single-sideband transmitters.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 1
Base: -
Socket code: -
Base pins: -
Nominal heater: 12.5 V / 200 A

Description

Coaxial metal-ceramic transmitting tetrode, water-cooled with integrated cooling jacket, for frequencies up to 250 MHz and broadcast/single-sideband transmitters.

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: 12.5 V
Nominal heater current: 200 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

Tetrode

X-ray radiationInterelectrode capacitances

Transconductance: 0.084 S
Amplification factor: 6.6
Max plate voltage: 16000 V
Max screen voltage: 1600 V
Max plate dissipation: 70000 W
Max screen dissipation: 750 W
Max grid dissipation: 350 W
Max cathode current: 15 A

Maximum ratings kept separate from typical operating characteristics; fixed fields use published maximum-rating values where clearly applicable.

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

1963 Siemens

Published operating points and test conditions from this source.

SECTION 1

Tetrode

Capacitance

Cathode/control grid
136 pF
Cathode/screen grid
12 pF
Cathode/anode
0.3 pF
Control grid/screen grid
165 pF
Control grid/anode
1.9 pF
Screen grid/anode
43 pF

Characteristic

Emission current
100 A