CV635

British CV designation associated with the 833A transmitting triode. Rated for approximately 400 W plate dissipation and 4 kV plate voltage, providing substantial RF power for transmitter and industrial-heating applications.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 1
Base: -
Socket code: -
Base pins: -
Nominal heater: 10 V / 10 A

Description

CV635 designation printed with 833A on the STC sheet.

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: 10 V
Nominal heater current: 10 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

Triode

X-ray radiationInterelectrode capacitances

Transconductance: 0.004 S
Amplification factor: 35
Max plate voltage: 4000 V
Max plate dissipation: 400 W
Max grid dissipation: 20 W
Max cathode current: 3 A

Applicable promoted fields mapped semantically from the printed ratings; device-specific electrical limits and operating conditions are preserved densely in TUBE_SECTION_PARAMETER.

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

1962 ITT

Published operating points and test conditions from this source.

SECTION 1

Triode

Other

Transconductance
0.004 A/V
Grid-Anode Capacitance
6.3 pF
Grid-Filament Capacitance
12.3 pF
Anode-Filament Capacitance
8.5 pF
RF Frequency Full Rating Maximum
30 MHz
RF Reduced Rating Maximum
75 MHz
Typical RF Output Power
1000 W
ClassC