It is designed to create a pulse voltage to supply the klystron, as well as to support a DC voltage to supply the klystron cathode filament and a DC voltage to supply the klystron solenoid.

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Maximum pulse power of the modulator

minimum 12 MW

Pulse repetition rate

1 — 300 Hz

Maximum amplitude of the current pulse

minimum 100 A

Adjustable klystron cathode filament voltage

0-30 V

Adjustable output voltage pulse amplitude

Pulse peak duration at the level

kV-40...-130

0.9, 17 µs

Klystron modulator

Composition and size

Modulator power (charge) stand

Summarising module stand

Power and control stand

Power supply shield

Name of equipment and sizes

Not more than 2 µs — duration of the voltage pulse edge

0.1 to 0.9 level

Adjustable klystron cathode filament current

0-40 А

Technical characteristics

length

1000 mm

width

600 mm

weight (max.)

40 kg

height

30 cm

length

800 mm

weight (max.)

200 kg

length

800 mm

width

600 mm

width

600 mm

height

2.3 m

length

800 mm

weight (max.)

700 kg

height

2.3 m

width

600 mm

height

2.3 m

weight (max.)

400 kg

Solenoid power supply current

40 А

ESH voltage

4 ± 0.5 kV

Minimum pulse width

maximum 160

Unevenness of the pulse apex

maximum ± 2 %

Solenoid power supply voltage

180 V

Cathode filament current instability

within ± 1 %

Short-circuit current of the ESH power supply source

10 mA

Filament source power

minimum 600 W