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JPS5816124Y2 |
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JPS5853138A |
PURPOSE: To obtain a cathode heater with a high heating efficiency that is hard to be destroyed by a shock by impact heating a cathode by means of the ion produced by the cool cathode crossed field discharge performed in a rare atmospher...
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JPS5815926B2 |
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JPS5813513B2 |
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JPS5840742A |
PURPOSE: To obtain a multi-cavity klystron that can be amplified over a wide frequency band by providing more than two high frequency circuit sections with different fequency bands and allowing these high frequency circuit sections to ha...
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JPS5834538A |
PURPOSE: To obtain the captioned device with good heating efficiency which requires no heater for heating and can be operated by low gas pressure, by a method wherein an auxiliary electrode is installed inside a hollow electrode, magnetr...
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JPS5830040A |
PURPOSE: To control an inverse electron and obtain the effect of energy saving such as power saving by using at least one small inner diameter drift tube in intermediate cavity drift tubes. CONSTITUTION: At least one small inner diameter...
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JPS589537B2 |
In a magnetron of the class comprising an anode cylinder, radial vanes mounted on the inner surface of the anode cylinder, and a cathode structure disposed along the axis of the anode cylinder, non-magnetic annular rings, frustums or cyl...
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JPS588536B2 |
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JPS588102B2 |
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JPS587581Y2 |
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JPS587580Y2 |
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JPS587220B2 |
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JPS5819842A |
PURPOSE: To obtain a long-lived travelling-wave tube along with the improvement of the reliability by programming a circuit for controllig anode voltage and beam shaping voltage into a travelling-wave tube device. CONSTITUTION: A voltage...
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JPS5818840A |
PURPOSE: To obtain an easy to handle microwave tube device by arranging a high power traveling-wave tube or klystron so that the lower end face of an electron gun can become higher than that of an electron beam focussing field device and...
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JPS5816440A |
PURPOSE: To prevent tube discharge and a defect of dark current for improving reliability by giving vibration and impact to a magnetron while impressing specific high voltage between a positive pole and a negative pole under the cold con...
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JPS588849U |
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JPS58912Y2 |
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JPS58908Y2 |
A core type magnetron comprising a vacuum envelope which includes an open ended magnetic anode cylindrical member and magnetic upper and lower end plates for closing the opposite end openings of the cylindrical member. Internal to the va...
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JPS5759617B2 |
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JPS57202042A |
PURPOSE: To plan to make the size compact and to improve the load stability by a method wherein, in connection with imprivements in the construction of the anode, panes are so fixed that they are placed at a preset angle to an axis of an...
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JPS5754323Y2 |
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JPS5752696B2 |
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JPS5752697B2 |
A multi-cavity type velocity modulation tube, operable in the K-band above 10 GHz and having input, pre-buncher, buncher and output cavities which are respectively tuned to frequencies that are higher than the upper end of the operating ...
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JPS5748043Y2 |
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JPS5747534B2 |
In a magnetron comprising a cathode electrode, an anode cylinder including a plurality of vanes disposed about the cathode electrode for defining an interaction space, and a pair of permanent magnets contained in the anode cylinder for p...
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JPS57158926A |
In a gyrotron microwave tube, electromagnetic leakage through beam-transmitting drift tubes is greatly reduced by making the diameter of the drift tubes in centimeters less than 8.8 divided by f where f is the operating frequency in giga...
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JPS5742076Y2 |
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JPS57147848A |
In a gyrotron electron tube of the gyro-klystron or gyro-monotron type, having a cavity supporting an electromagnetic mode with circular electric field, spurious resonances can occur in modes having noncircular electric field. These spur...
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JPS5740927Y2 |
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JPS57132637A |
PURPOSE: To improve the linearity of input and output characteristecs and productivity by forming the shape of electron beam spots into a rectangle, while keeping the electrostatic lens of an electron gun in the axially symmetrical struc...
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JPS5733659B2 |
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JPS5733819B2 |
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JPS5731491Y2 |
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JPS5732459B2 |
A transit time tube having a delay line which is arranged between an electron beam generating system and an electron collector, and which contains sections exhibiting different degrees of delay, employs at least one section of the delay ...
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JPS5729499Y2 |
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JPS5725493Y2 |
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JPS5725488Y2 |
The magnetron of this invention comprises permanent magnets, resonant cavity unit and microwave-oscillating member such as a filament all set in a cylindrical yoke made of soft magnetic material and used as an evacuated envelope. The mag...
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JPS5724623B2 |
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JPS5724624B2 |
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JPS5774941A |
PURPOSE: To block the counterflow electron by providing an electrode independent in D.C. and operating with the potential higher than that at the high frequency coupling section between the high frequency coupling section and a current c...
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JPS5774943A |
In a traveling wave tube (TWT) using an interaction circuit of the helix-derived type, the gain of the tube normally varies significantly over the passband. The invention provides a simple method of reducing the gain variation together w...
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JPS5721252Y2 |
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JPS5720656B2 |
An efficient high power beam tube includes a gridded convergent flow electron gun for forming and projecting a beam of electrons through a centrally apertured accelerating anode to a fly-trap type depressed beam collector structure. A ta...
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JPS5720660B2 |
A coaxial magnetron of the type including a circular electric mode cavity coupled to a vane resonator system is tuned by means of a tuning structure movable in the circular electric mode cavity. The tuning structure includes an array of ...
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JPS5769647A |
PURPOSE: To promote the efficiency of the input/output conversion of a klystron device by arranging a magnetic flux diffusing member between the output drum and a collector portion side magnetic pole plate, and lowering suddenly the dist...
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JPS5767263A |
PURPOSE: To prevent an oscillation event caused by reverse electron flow and perform stable operation by arranging a magnet or ferromagnetic body at the outside of a tube at least in a single location on the way to an electron beam path ...
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JPS5717345B2 |
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JPS5716462B2 |
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JPS5753569U |
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