AudioDIWHY
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Description
Differential op amp board
Op amps, when configured in "difference" mode, can be used for many interesting things--including an analog calculator, a simple balance microphone preamp, and a primitive component curve tracer. Read more about this board at the blog post here: https://audiodiwhy.blogspot.com/2022/03/differential-op-amps-analog-math-fun.html
Schematic and Layout
Mar 16,2022
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Differential op amp board
Experiments with op amps, set as "difference amplifiers" can yield a $2, super simple curve tracer as well as an analog calculator.
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Published: Mar 16,2022
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