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JPS571947B2 |
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JPS574836U |
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JPS57687B2 |
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JPS57475B2 |
A period-to-voltage converting device for producing an output voltage corresponding to the varying period of an input signal. The input signal is applied to a frequency divider and a simple logic circuit to control the charging and disch...
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JPS5651302B2 |
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JPS5650451B2 |
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JPS5650579Y2 |
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JPS56140265A |
PURPOSE: To prevent the change of output voltage in accompany with the switching of an operation by coinciding the operational point of frequency-voltage conversion with that of frequency-phase-voltage conversion. CONSTITUTION: The gate ...
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JPS5645234Y2 |
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JPS5644639B1 |
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JPS5644110Y2 |
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JPS56125643U |
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JPS56125642U |
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JPS56121180A |
PURPOSE: To obtain the f-V converter quick in the response over a wide frequency range and less in output voltage pulsation, by making proportional the terminal voltage to the reciprocal of time, through the discharge of capacitor precha...
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JPS56114148U |
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JPS5636623B2 |
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JPS5636614B2 |
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JPS5634308Y2 |
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JPS56102115U |
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JPS5698795A |
PURPOSE: To perform high-speed sample holding and comparing operation, by using a low-speed sample holding circuit and comparing circuit. CONSTITUTION: An analog signal inputted from terminal 1 is supplied to the 1st sample holding circu...
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JPS5633887B2 |
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JPS5695147U |
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JPS5692606A |
PURPOSE:To enable to perform accurate frequency discriminating operation at all times without being subject to the change in ambient temperatures and power supply voltage, by obtaining the timing required for frequency discrimination at ...
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JPS5692607A |
PURPOSE:To give a stable frequency discriminating characteristics to the circuit without being subject to the change of ambient temperature and to avoid the presence of input pulse signal having a plurality of different periods, by using...
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JPS5690059U |
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JPS5690034U |
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JPS5630026Y2 |
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JPS5630830B2 |
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JPS5684009A |
An isolation amplifier includes an electrically floating comparator having inputs coupled to inputs of the isolation amplifier. Operating power is supplied to the isolation amplifier by an electrically floating rectifier circuit. A trian...
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JPS5671647U |
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JPS5622347Y2 |
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JPS5661465U |
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JPS5657961A |
PURPOSE: To obtain the voltage proportional to the period of input signal by combining a circuit which generates the saw tooth waveform of fixed inclination and an average value circuit. CONSTITUTION: A saw tooth waveform generating circ...
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JPS5620729B2 |
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JPS5620639B2 |
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JPS5648139U |
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JPS5616833Y2 |
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JPS5639467A |
PURPOSE: To design the voltage conversion in high speed by a method wherein in conjunction with generating voltag output in inverse proportion to the time lapse every frequency signal period, the voltage output is maintained every freque...
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JPS5637815A |
PURPOSE: To perform normal demodulation under no influence of a change in tape speed due to disturbance by integrating a digital signal having pulse width modulated by use of a counter that can count up and down. CONSTITUTION: Pulse-widt...
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JPS5623464U |
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JPS567389B2 |
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JPS566648B2 |
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JPS566030B2 |
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JPS55166049A |
PURPOSE: To accomplish continuous indication of the pulse rate by feeding the pulse signal to the up counter input of the up/down counter while it is fed to the down input thereof through the delay circuit. CONSTITUTION: The pulse signal...
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JPS5554021Y2 |
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JPS5549460B2 |
A frequency-current conversion circuit adapted to a speedometer installed in a vehicle for converting the rate of rotation of an engine to a current signal wherein a first capacitor is charged to a predetermined value during the half cyc...
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JPS55173657U |
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JPS55158733A |
PURPOSE: To secure the sufficiently stable demodulation output by using the high- accuracy parts for the resistance capacity or the like in case the multiplication is applied between the FM signal and the signal obtained by delaying the ...
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JPS55158566A |
PURPOSE: To prevent abnormal output possibly causing malfunctioning of the equipment to be controlled by determining abnormality in the input signal and the frequency of the input signal determined to be normal is converted into the volt...
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JPS55157068A |
PURPOSE: To enable the production of an arbitrary analog signal according to a modulation pattern, by arbitrarily combining the modulation patterns of width, frequency, number of pulses and pulse code stored in a fixed memory circuit sui...
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