TYS4500

Silica-envelope RF power triode for industrial RF-heating oscillators and transmitting or industrial amplifiers. Approximately 500 W plate dissipation and 4 kV capability support substantial industrial radio-frequency power.

Directly heatedCold cathodeCommon cathodeDissimilar

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

Description

Silica-envelope RF power triode rated for 500 W plate dissipation, intended for RF heating oscillators and transmitting/industrial RF amplifiers.

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

Plate resistance: 4000 Ω
Transconductance: 0.006 S
Amplification factor: 24
Max plate voltage: 4000 V
Max plate dissipation: 500 W
Max cathode current: 750 mA

Promoted values are mapped from the supplied datasheet; additional published ratings, characteristics, capacitances and operating points are retained 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

1963 Mullard

Published operating points and test conditions from this source.

SECTION 1

Triode

Capacitance

Grid-to-plate capacitance
10 pF
Grid-to-filament capacitance
7.5 pF
Plate-to-filament capacitance
1.5 pF

Characteristics

Transconductance
6000 uS
Amplification factor
24 ratio
Plate resistance
4000 Ohm

Other

Maximum frequency
30 MHz
FullRatings
Plate voltage
4000 V
ClassC;Amplifier;NaturalCooling;f=15MHz
Plate current
500 mA
ClassC;Amplifier;NaturalCooling;f=15MHz
Grid current
75 mA
ClassC;Amplifier;NaturalCooling;f=15MHz
Efficiency
75 %
ClassC;Amplifier;NaturalCooling;f=15MHz
RF output power
1.5 kW
ClassC;Amplifier;NaturalCooling;f=15MHz