Matches 301 - 331 out of 331 < 1 2 3 4 5 6 7
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4461961 Accurate high speed absolute value circuit and method  
The absolute value circuit of the invention comprises differential voltage to current converter means for converting an input voltage of alternating polarity into a pair of currents whose...
4427903 Voltage current converter circuit  
A linear voltage-current converter circuit having a simplified circuit structure and operable over a wide voltage range is disclosed. The circuit comprises a first transistor having a drain...
4388539 Integrated circuit comprising a plurality of voltage-current converters  
An integrated circuit comprising a plurality of adjustable voltage-current converters, of which one converter is employed as a reference converter. The reference converter is included in a control...
4354122 Voltage to current converter  
In situations where it is desired to provide an extremely accurate output current generated from an input voltage, errors occur in the conversion. Conventional solutions depend upon operational...
4338527 Voltage-current conversion circuit  
A voltage-current conversion circuit comprises an input terminal, a conversion terminal, an output terminal, first and second emitter-coupled transistors having their bases respectively connected...
4288707 Electrically variable impedance circuit  
An electrically variable impedance circuit in which a voltage-current converter circuit is provided to produce a current having a magnitude corresponding to an instantaneous input signal potential...
4274016 Voltage-to-current converter  
A vibration densitometer having a magnetostrictive drive with a coil, and a crystal pick-up. A loop circuit including a driver amplifier provides the coil with current which leads the crystal...
4270061 Current transformer input system for AC conversion devices  
An improved input system for isolating resolver or synchro outputs from inputs to demodulators or analog-to-digital converters uses current transformers rather than voltage transformers. The...
4195235 Analog-to-digital converter system  
An analog subsystem is disclosed which can be included in a single monolithic, integrated circuit chip and which is for use with a digital subsystem to form a dual ramp analog-to-digital converter....
4194240 Precision envelope detector and linear rectifier circuitry  
Disclosed is a method and apparatus for the precise linear rectification and envelope detection of oscillatory signals. The signal is applied to a voltage-to-current converter which supplies...
4145649 Amplitude insensitive voltage-to-current converter and method for conversion  
A current source is formed utilizing a reference voltage which is impressed on an impedance connected to the input of an operational amplifier. A buffer amplifier is coupled between the output and...
4100433 Voltage to current converter circuit  
A monolithic circuit is disclosed which is suitable for providing a pair of logarithmic differential output current signals in response to an applied linear control voltage. The circuit comprises...
4013899 Apparatus for converting a potential signal developed between two high impedance electrodes to a current signal and for transmitting this current signal to a remote location over a two wire transmission  
A two-wire voltage to current converter and transmitter for extremely high output impedance transducers has an input which floats with respect to the power supply ground potential and is referenced...
4013955 Analog signal processor  
An analog signal processor that is particularly suitable for measuring, igrating and holding a single or a pair of analog signals. The input signal to the analog signal processor may be sinusoidal...
3995235 Phase control circuit including an operational transconductance amplifier suitable for use in audio frequency signal processing apparatus  
A phase control circuit includes an amplifier having a signal combining output, an inverting input signal supplied via a first coupling path with signals to be phase controlled, and a non-inverting...
3909628 Voltage-to-current converter and function generator  
A voltage-to-current converter serving as a function generator or an essential element thereof and producing various output voltages in accordance with an input signal. It comprises a...
3868547 DIPLESS CROSS FADER WITH PILE-ON  
A stage lighting circuit for supplying a dipless signal to be connected to a dimmer. The circuit comprises a cross-fader, two scene potentiometers, voltage to current converting means, and a...
3825774 DEVICE FOR CONVERTING AN INPUT VOLTAGE INTO AN OUTPUT CURRENT OR VICE VERSA  
Device for the distortion-free conversion of a signal voltage into a signal current or vice versa which comprises an input transistor having two main electrodes. A high-resistance current supply...
3824496 GYRATOR CIRCUITS COMPRISING OPERATIONAL AMPLIFIERS AND OSCILLATING UTILIZING SAME  
A Riordan-type gyrator circuit, consisting of two stages of differential operational amplifiers and five inductance-determining impedances, is improved to avoid circuit latch-up at turn-on and to...
3634747 ELECTRONIC CURRENT TO VOLTAGE CONVERTER  
The invention is an electronic current to voltage converter circuit including a temperature compensating circuit, a differential amplifier circuit, a feedback circuit, and an input voltage zero...
3549910 ELECTRIC CURRENT-VOLTAGE CONVERTING CIRCUIT  
3542952 LOW DISTORTION SIGNAL REPRODUCTION APPARATUS  
3517199 CONVERTER EMPLOYING A DIODE FOR LOGARITHMICALLY CONVERTING CURRENT TO VOLTAGE  
3510694 VOLTAGE TO CURRENT CONVERTER  
3501716 GYRATOR NETWORK USING OPERATIONAL AMPLIFIERS  
3500065 METHOD AND APPARATUS FOR COMPENSATING CRYSTAL DETECTORS  
3493784 LINEAR VOLTAGE TO CURRENT CONVERTER  
3493901 GYRATOR TYPE CIRCUIT  
3058066 Electrical circuit having direct current voltage output proportional to a variable direct current  
2877348 Logarithmic amplifier  
3559037 Title is not available  
Matches 301 - 331 out of 331 < 1 2 3 4 5 6 7