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Sine to Square Wave Converter Using an Analog Comparator.
This circuit is intended for single-supply comparators.
When using a comparator powered from a bipolar supply, a sine wave can be converted to square wave by simply using a zero crossing detector. For single-supply operation, a voltage divider biases the reference input and the sinusoidal input signal which has a negative and positive peak of -5 V and +5 V respectively is first converted to 0 V to 5 V sinusoid before feeding to the comparator.
In the most general case, there is no real difference. A square wave implies a 50% duty cycle. It is possible to create a digital clock signal that does not have a 50% duty cycle, so in that case, they would be different. square wave LFO and clock are the same concepts. The main difference is clocks are usually unipolar signals and LFOs can be unipolar or bipolar
Great circuit! Bummer it goes away in September...A great alternative that I have been using is CircuitSim - browser based SPICE Simulation and much more modern than Multisim Live...and still being supported. They have an importer for Multisim Live .msjs files coming out soon.
Description's preserved word for word, credited to you, links back here. Want it transferred or taken down, just say so. Offer stands for the rest of your circuits too — you've got quite a library.
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Description's preserved word for word, credited to you, links back here. Want it transferred or taken down, just say so. Offer stands for the rest of your circuits too — you've got quite a library.