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Current Circuits Resources |
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| Circuit Resources Magazine |
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| New Circuits this Magazine... |
 | SINE-WAVE/SQUARE-WAVE CONVERTER
An op amp used as a comparator produces a 10-V p-p square-wave output with 100-mV input, to 15 kHz. Adjust R5 for symmetry of square wave at low input levels.Circuits Diagram ...
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 | CENTRAL IMAGE CANCELLER
The circuit allows you to eliminate the vocal portion of an audio signal, while leaving the instrumental portion. The circuit mixes two channels that must be 180 out of phase, so the signals that form ...
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 | LIGHT DETECTOR
The circuits threshold is set by resistor R2. When the intensity of the light falling on the LDR is lowered, resistance of that unit increases, and lowers the voltage applied to the inverting input of ...
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 | LMC6062 INSTRUMENTATION AMPLIFIER
Useful for +5-V single-supply applications, this op amp circuit features low drain (around 1mA), high input resistance (10 e14 ), and low bias current (10 e-14 A).*** All Op-Amps LMC606Click on P ...
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 | BUTLER APERIODIC OSCILLATOR
This circuit works well in the range of 50 kHz to 500 kHz. Slight component modifications are needed for higher frequency operation. Click on Picture for Full SizeFor operation over 3000 kHz, select a ...
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