Production

Russian Vacuum Electronics (reference materals).
Ed. M.I. Petelin

MULTI-BEAM KLYSTRONS

E.A. Gelvich, E.V. Zharyi, A.D. Zakurdaev, V.I. Pugnin
FSUE RPC "Istok", Fryazino, General director A.N. Korolev, Istkor@elnet.msk.ru

Multi-beam klystrons (MBKs) are featured with low voltages, wide amplification band, high gain, high efficiency, linearity of PM and AM characteristics, low level of inserted phase and amplitude noise, compactness and low weight.

Parameters
	High power MBKs.	Average power MBKs.	Low power MBKs.
Wave length, cm	3-15	2-5	1.8-3
Beam voltage, kV	24-32	5-20	2.5-3.5
Modulation voltage, kV	5-6	3.5-4.5	0.5-1
Output pulse power, kW	150-1000	5-100	0.1-1
Output average power, kW	3-15	0.1-4	0.01-0.5
Band, %	2-10	1-6	0.5-1.5
Gain, dB	37-40	35-45	37-47
Efficiency, %	30-45	25-40	25-30
Weight, kg	11-16*	5-15**	0.4-1.5**

* - without magnets;
** - with magnets.

These unique characteristics allow to use MBKs in multifunctional and multipurpose radars of various power levels – from strategic stationary radars to communications and control systems on all types of moving carriers including aircraft, missiles and portable transmitters.