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RK829B

Dual beam transmitting tetrode with two power sections for push-pull RF oscillator and amplifier service, capable of roughly 87 W output in compact communications transmitters.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 1
Base: -
Socket code: -
Base pins: -
Nominal heater: 12.6 V / 1.125 A

Description

RK829B is a Raytheon dual beam tetrode intended for r-f oscillator-amp., with published transmitting-service maximum ratings and capacitances.

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: 12.6 V
Nominal heater current: 1.125 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

Beam Power

X-ray radiationInterelectrode capacitances

Max plate voltage: 750 V
Max screen voltage: 225 V
Max plate dissipation: 40 W

Published transmitting-tube maximum voltages/currents, power ratings and capacitances; R-F Oscillator-Amp..

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

Beam Power

Characteristic

Filament/heater voltage
12.6 V
Cathode
Filament/heater current
1.125 A
Cathode

Other

Maximum plate voltage
750 V
R-F Oscillator-Amp.
Maximum grid-1 voltage
-175 V
R-F Oscillator-Amp.
Maximum grid-2 voltage
225 V
R-F Oscillator-Amp.
Maximum plate current
240 mA
R-F Oscillator-Amp.
Maximum grid-1 current
15 mA
R-F Oscillator-Amp.
Maximum grid-2 current
30 mA
R-F Oscillator-Amp.
Maximum plate dissipation
40 W
R-F Oscillator-Amp.
Maximum drive power
0.8 W
R-F Oscillator-Amp.
Maximum output power
87 W
R-F Oscillator-Amp.

Capacitance

Grid-to-plate capacitance
0.12 pF
Published transmitting-tube table
Input capacitance
14.5 pF
Published transmitting-tube table
Output capacitance
7 pF
Published transmitting-tube table