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changing half sine wave to square wave
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dodo_8008



Joined: 30 May 2006
Posts: 20
Post07 Jun 2006 20:57   

changing half sine wave to square wave
hi all

how can i change half sine wave to squar wave.

meaning that for each crest i want a pulse out.
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flatulent



Joined: 19 Jul 2002
Posts: 4877
Helped: 324
Location: Middle Earth
Post07 Jun 2006 21:13   

Re: changing half sine wave to square wave
There are several ways. One is a limiter where the gain is high and also has a fixed maximum output. One simple way is to use a comparator set to just above the zero voltage level.
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dfullmer



Joined: 07 Jun 2006
Posts: 247
Helped: 33
Location: Some place Hot - Not an Island
Post08 Jun 2006 22:25   

Re: changing half sine wave to square wave
This might help. Fairly simple....

Sorry, but you need login in to view this attachment
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gharuda



Joined: 30 May 2006
Posts: 59
Helped: 5
Post09 Jun 2006 2:09   

Re: changing half sine wave to square wave
The easy way is too design a clipper ciruit.
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IanP



Joined: 05 Oct 2004
Posts: 6490
Helped: 1542
Location: West Coast
Post09 Jun 2006 2:33   

Re: changing half sine wave to square wave
Wave conversion, Part 1, "Sine to Square"
http://www.radiolocman.com/electrical-engineering/circuit-cache.html?di=1732

Regards,
IanP
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