Matches 151 - 200 out of 209 < 1 2 3 4 5 >
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3671842 BATTERY POWERED EXPLOSIVE SYSTEM WITH RELAXATION OSCILLATION IN CHARGING CIRCUIT  
An electrical system for firing an explosive bridge wire device or the like which utilizes a battery powered blocking oscillator and a transformer having its primary winding in the oscillator...
3666964 ENERGY STORAGE AND DISCHARGE SYSTEM  
This system is for charging a plurality of capacitors connected in parallel. Only individual ones of the capacitors are discharged in accordance with the setting of a multi-position switch....
3659178 CAPACITOR CHARGING CIRCUIT  
Apparatus for selectively decreasing the magnetic intensity of a permanent magnet by passing current pulses of decaying waveform through a pull-down coil. A capacitor is alternately charged to a...
3654537 HIGH EFFICIENCY POWER SUPPLY FOR CHARGING CAPACITORS IN STEPS  
A system for direct current resonant charging of capacitors in which the size and weight of the power supply and an inductive choke for limiting surge currents can be materially reduced by charging...
3654483 APPARATUS FOR TRANSFERRING INTELLIGENCE BETWEEN TWO VOLTAGE LEVELS  
An apparatus for transferring intelligence such as current magnitude from a high potential conductor to ground potential through the capacitive effect of a coupler to eliminate the necessity of...
3652914 VARIABLE DIRECT VOLTAGE MEMORY CIRCUIT  
A variable direct-voltage memory circuit comprises a storage capacitor which can be connected in parallel by a switch with a reference capacitor having an extremely long time constant. When the...
3648181 PULSE GENERATING CIRCUIT FOR PRODUCING PULSES OF AMPLITUDE WHICH IS A MULTIPLE OF THE AMPLITUDE OF THE SOURCE VOLTAGE  
A pulse generating circuit including charge storing means, unidirectional current flow means in series between a first terminal of the charge storing means and a common point; means, adapted for...
3643105 MODULAR CASCADED REVERSIBLE POLARITY ULTRAHIGH DC VOLTAGE SUPPLY SYSTEM  
A modular cascaded reversible polarity ultrahigh DC voltage supply system is described wherein modular DC voltage power supply units are vertically stacked one upon another and connected in...
3643127 ELECTRONIC GAS DISCHARGE TUBE STARTER HAVING A SEMICONDUCTOR SWITCH ELEMENT CONTROLLED BY A CAPACITIVE VOLTAGE DIVIDER  
An electronic gas discharge tube starter comprises a semiconductor switch element with a separate control signal terminal connected through a semiconductor switch diode to the node between two...
3619639 ANTENNA ARRAY AND METHOD FOR GENERATING A HIGH INTENSITY ELECTROMATIC PULSE  
An apparatus and a method for providing a uniform, high intensity, transverse electromagnetic pulse for illuminating a large area, such as a zone 40 meters by 40 meters. An array of horn radiators...
3599037 GASLAMP LEAD BALLAST CIRCUIT HAVING FEEDBACK CONTROL  
Lead ballast circuits for operating gas discharge lamps are disclosed. The circuits employ a variable inductor, such as a linear inductor or saturable reactor, in series with a capacitor as the...
3558908 HIGH-VOLTAGE IMPULSE GENERATOR  
A liquid dielectric capacitor comprises three metal cylinders coaxially nested within one another so that the bottoms of the outer and inner cylinders are connected to each other while the middle...
3543046 CAPACITANCE-MEASURING TECHNIQUES  
3484673 PULSE GENERATOR WITH ENERGY CONSERVING CIRCUIT  
3469255 BALANCED CHARGE TRANSFER CIRCUIT  
3435249 SELECTABLE PULSE WIDTH MODULATOR USING BIASED SATURABLE TRANSFORMER  
3408504 Amplifier for electrical oscillations  
3387999 Capacitor having dysprosium oxide dielectric  
3322976 Capacitative high voltage pulse generating apparatus  
3296385 Synchronizing system utilizing capacitive coaxial cable pickup for supplying control signal  
3284646 Filter circuit  
3274484 Power control network  
3274475 Converter circuit  
3271651 Signal transfer apparatus incorporating means to suppress spurious interference signals  
3267299 Pulse generator  
3263099 Power amplifier circuit  
3260865 Generator of high-energy electro-magnetic surges  
3259762 Electrostatic induction power supply  
3225211 D.c.-a.c. conversion method and apparatus  
3211964 Actuator power supply  
3209251 Period-to-rate converter having means for summing capacitor discharge curves  
3199014 Minimum error detecting circuit  
3196310 Deflection circuits for cathode ray tubes  
3175104 High voltage electric generator  
3171986 Passive analog holding circuit  
3158791 Energy recovery coil driver  
3154699 Electrostatic high voltage generators  
3144567 Pulse generators  
3106672 Output voltage control for power conversion apparatus  
3073973 Circuit arrangements for the damping of excess voltages in shock potential generators  
3059220 Apparatus for coupling a plurality of ungrounded circuits to a grounded circuit  
3020422 Time sequence control circuit  
2972112 Delay timer  
2960613 Non-linear resonance devices  
2960690 Computer input-output system  
2956183 Voltage multiplier  
2927224 Temperature compensated r. c. network  
2924769 Peak reading circuit  
2924726 Alternating current system  
2849627 Hydraulic operation of high voltage electrical apparatus  
Matches 151 - 200 out of 209 < 1 2 3 4 5 >