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4Quadrant Multiplier , possible with Log/Antilog/Summing Opamp?

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Xufyan

Joined Aug 3, 2010
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Is it possible to design 4Quadrant Multiplier with simple Log/Antilog/Summing Amplifiers circuit ?

for simple multiplication we take antilog of the sum of two inputs in order to get two input multiplied , what about four quadrant multiplier ?
 
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