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8568

Five-resonator fixed-tuned super-power klystron designed for 2856 MHz S-band linear-accelerator pulse service, delivering extremely high peak microwave power.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized

Sections: 1
Base: -
Socket code: B9A
Base pins: -
Nominal heater: 15 V / 14 A

Description

Five-resonator fixed-tuned super-power klystron for 2856 MHz S-band linear-accelerator pulse service.

Socket description

Small-button Noval 9-contact

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base: -
Socket code: B9A
Base pins: -
Nominal heater voltage: 15 V
Nominal heater current: 14 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

Klystron

X-ray radiationInterelectrode capacitances

Max plate voltage: 260000 V
Max cathode current: 270 A

Five-resonator pulsed super-power klystron.

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

1971 RCA HB3 Binder 6 of 7

Published operating points and test conditions from this source.

SECTION 1

Klystron

Other

Heater/filament voltage
15 V
Heater/filament current
14 A
Minimum heating time
20 min
Peak beam voltage
260 kV
Pulse3.2us
Peak inverse beam voltage
50 kV
Peak beam current
270 A
Typical beam voltage
250 kV
HighOutput
Typical beam current
250 A
HighOutput
Driving power
105 W
HighOutput
Useful peak power output
21 MW
Power gain
53 dB
X-ray shielding required
Yes
HighVoltage

Characteristic

Center frequency
2856 MHz

Capacitance

Anode-to-cathode capacitance
42 pF