Klystrons, i.e. tubes having two or more resonators, without reflection of the electron stream, and in which the stream is modulated mainly by velocity in the zone of the input resonator (H01J25/10)

H   Electricity(226540)
H01   Basic electric elements(70435)
H01J25/10                     Klystrons, i.e. tubes having two or more resonators, without reflection of the electron stream, and in which the stream is modulated mainly by velocity in the zone of the input resonator(71)

Cathode preheating unit // 2579430
FIELD: electronic equipment.SUBSTANCE: invention relates to the field of electronic engineering. Cathode preheating unit for powerful klystron cathode contains several separate modules of a given size, each of which consists of a cathode block elementary cathode heater, holder, screen and are coaxially arranged drift tube klystron. Part of the cathode of each module to a height of (0.2-2.0) mm from the end opposite the working - emitting - a surface formed with a diameter greater than the diameter of the cathode module (0.2-10.0) mm. Warming cathode assembly is further provided with two cylinders - external and internal, with a given diameter, height - external, equal to the height of the cathode a separate module, or no more than two of its height, the inner - equal to the height of the cathode module, or - at least 0.5 of its height Each wall thickness (0.3-0.8) mm, the cylinders are arranged coaxially one inside the other in the working plane - emitting - cathode surface modules. Each individual cathode unit is additionally provided with a separate cylinder placed therein with a gap and secured by said holder part, with a separate barrel is diameter, which mate of cathode modules, height, at the height of the cathode module (1.0-5.0) mm, with a wall thickness equal to (0.2-0.6) mm, at the outer end face of each cylinder in the plane of the working - emitting - a surface formed monolithically fastening elements, each in the form of a circular segment with the length of its curve (4.0-8.0) the wall thickness of the individual cylinders in multiples of four and the individual cylinders with individual cathode modules are disposed between the inner and outer cylinders.EFFECT: technical result - increase durability, power output and efficiency.5 cl, 1 dwg, 1 tbl

ultibeam microwave device of o-type // 2507626
FIELD: electricity.SUBSTANCE: multibeam microwave device of O-type comprises an electron gun, an energy input and output, a collector and an electrodynamic system, comprising input, output and intermediate active resonators, the first output passive resonator, electromagnetically connected to the output active resonator. The input, output and intermediate active resonators are made in the form of sections of wave guides with a working type of oscillations H301, in each input, output and intermediate active resonator for passage of electronic beams there are three groups of individual drift tubes. Drift tubes of each group have axial-symmetrical placement in the form of at least one circular row, and the diameter of the circumference D, which limits the external circular row of drift tubes of each group is selected on the basis of the condition D=(0.32÷0.42)λ, where λ - wave length corresponding to the central frequency of the working band of the device.EFFECT: higher pulse and average output capacity in wide band of frequencies with sufficient electric strength, higher efficiency factor.8 cl, 6 dwg

Broadband multibeam klystron // 2436181
FIELD: electricity.SUBSTANCE: proposed klystron comprises spatially developed resonant systems, which are evenly arranged in the form of a fan in radial direction around the axis of symmetry of the klystron, with holes for electromagnet connection between active sector resonators. Each active sector resonator has through tubes that are arranged at the same distance from the klystron axis and are fixed on the central conductors, which are fixed on a "П"-shaped pedestal arranged on the inner cylindrical wall and having direct contact with two side covers. Metal pins passing through holes arranged in the inner cylindrical wall of active resonators are fixed in the lower part of the pedestal and are located at one axis with central conductors.EFFECT: simplified system of microwave energy input and output, expansion of working frequency band, and also simplified manufacturing of active resonators tuned for various frequencies, design of which makes it possible to achieve multiplication factor of two ratios of the first higher cophased type of oscillations frequencies to the main antiphased one.4 cl, 3 dwg

Klystron type superhigh frequency device // 2364978
FIELD: physics; radio.SUBSTANCE: invention concerns electronic engineering, in particular to the electrovacuum microwave devices intended for reception of microwave capacity on two multiple frequencies also can be used, for example, in the accelerating technics, radar-location, radio countermeasure. The klystron-type microwave device contains the cylindrical target double-gap cavity (TDC), adjusted on an antiphase kind of fluctuations with an operating frequency co and on an inphase kind of fluctuations with an operating frequency 2ω. The device for microwave energy output contains, at least, two square-topped wave guides, connected with the TDC accordingly through the first and second coupling windows. The first coupling window is located between face walls of the target double-gap cavity equally spaced from them and allocated from a communication slot in a TDC conducting plate. The second coupling window is located from a continuous site of the conducting plate and located between the conducting plate and one of face walls of the output TDC opposite to corresponding high-frequency spacing. The sizes of wide walls of square-topped wave guides are chosen from the set conditions. The microwave device can contain a band elimination filter connected to the second square-topped wave guide.EFFECT: increase of efficiency and expansion of functionality of the microwave device.7 cl, 6 dwg

icrowave device of o-type // 2328053
FIELD: electricity.SUBSTANCE: invention is related to electronic microwave equipment, namely to powerful wide band microwave devices of O-type, for instance, to multiple-beam klystrons that mostly operate in medium and short-wave part of centimeter range of waves length. Microwave device of O-type consists of sequentially installed along its axis electron gun, active resonators in the form of wave conductors segment and collector. Active resonators are made as stepwise changing in height, where height is the distance along microwave device axis between end walls of active resonator. In active resonator floating-drift tubes are installed linearly in rows and are fixed in its opposite end walls, and ends of coaxially installed floating-drift tubes are separated by permanent high-frequency gap. Central rows of floating-drift tubes are installed in sections of active resonators with the least height, and subsequent rows of floating-drift tubes that are installed along both sides of central rows, are installed in sections of active resonators with higher heights. It is also suggested to use inlet and outlet active resonator with non-symmetric installation of floating-drift tubes relative to opposite side walls of these resonators. Inlet active resonator may be connected to energy input directly through inlet wave conductor or through inlet passive resonator and inlet wave conductor. Outlet active resonator may be connected with energy output directly through outlet wave conductor or through one or several outlet passive resonators and outlet wave conductor.EFFECT: increase of efficiency factor at the account of improvement of electric field distribution uniformity in the sphere of electronic flow interaction with microwave field.12 cl, 5 dwg

ultirange o-type device // 2297686
FIELD: multirange microwave devices for radar stations.SUBSTANCE: proposed multirange O-type device used for radar stations to replace separate devices for each range thereby simplifying station design and reducing its cost is assembled of electrodynamic systems disposed along electron beam and isolated from each other by conducting disks with drift tubes. Each electrodynamic system is provided with energy input and output. Operating-range wavelength of electrodynamic system rises in direction of electron beam motion and ratio of electrodynamic system diameter to this wave reduces in same direction. Transit-time channel diameter remains constant or increases from system to system in direction of electron beam motion.EFFECT: enhanced self-excitation resistance, reduced probability of current lowering, minimized size and mass.1 cl, 1 dwg

ultibeam o-type device // 2244980
FIELD: microwave engineering; high-power broadband multibeam devices such as klystrons.SUBSTANCE: proposed O-type device has two multibeam floating-drift tubes in each active resonator with operating wave mode H201, diameter D of each tube being chosen from condition D = (0.4 0.45)λ, where λ is wavelength corresponding to center frequency of device operating band. Input and output active resonators with floating-drift tubes asymmetrically disposed relative to opposite walls of these resonators are proposed for use. Input active resonator can be connected to energy input directly or through input waveguide, or through input passive resonator and input waveguide. Output active resonator can be connected to energy output through one output passive resonator and output waveguide or through two output passive resonators and input waveguide. Two multibeam floating-drift tubes are disposed in each active resonator including intermediate ones.EFFECT: enhanced output power, efficiency, and practical feasibility, simplified design, facilitated manufacture, assembly, and adjustment of device.11 cl, 4 dwg

ultibeam klystron // 2239256
The invention relates to the field of vacuum microwave devices, in particular low-voltage the multibeam klystrons average power used as final amplifiers in the transmitters, radars, communication systems and other radio facilities operating in continuous and quasiempirical modes in the shortwave part of the cm and the long-wave part of the millimeter ranges

An electron gun for a microwave instrument on-type // 2212728
The invention relates to the vacuum microwave devices, in particular, traveling wave tubes Of the type or klystrons with low-voltage modulation of the electron flow (EP), using guns with grids

Tv klystron // 2194330
The invention relates to the field of electronic equipment, in particular to a powerful mnogostanochnik span amplifying klystrons, and can be used in television transmitters picture and sound

Coaxial resonator chetyrehjadernyj // 2175793
The invention relates to the field of electronic microwave devices, namely to design resonators multi-beam microwave devices klystrons type, for example the span of the klystron, klystrode and distributed interaction klystron

The method of stabilization voltage beam klystron // 2174285
The invention relates to the field of radio engineering, in particular to radar

Lamp standing wave // 2163415
The invention relates to the field of electronics and is designed to generate and regenerative amplification of microwave electromagnetic waves

Vacuum appliance microwave, istron // 2152102
The invention relates to electronic equipment, in particular to enable the microwave oven, in which the formation of the electron flow and modulation of its density is carried out in the space of the cathode - control grid, and the interaction of the grouped stream with the microwave field and the selection of useful energy in the output resonator

The klystron // 2140115
The invention relates to the field of microwave devices O-type, in particular to the klystrons with a ribbon electron beam and the multibeam klystrons with a linear arrangement of beams

ultibeam klystron // 2125319
The invention relates to the field of vacuum microwave devices

ulti-beam microwave device of the type // 2086031
The invention relates to electronic equipment, in particular a multi-beam electron devices Of the type (klystron, TWT, and so on)

ulti-beam microwave device of the type // 2081474
The invention relates to electronic devices, and more particularly to electron guns for multibeam electron devices of the type "0" (klystron, TWT, and so on)

The klystron // 2075131
The invention relates to the field of vacuum microwave devices

High powerful multi-beam microwave device of the type // 2072111
The invention relates to electronic devices, and more particularly to a multipath microwave devices Of the type (klystron, TWT, and so on)

A method of manufacturing klystrons // 2024100
The invention relates to electronic equipment, in particular to the design and manufacturing technology of vacuum microwave devices, such as klystrons
 
2550945.
Up!