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Programmable amplifier

LABSPROJECT
Based on a Labs project | October 2011 | Find it here
Programmable amplifier
The principle of the amplifier is simple: take a common-or-garden operational amplifier and make the feedback loop switchable with the and of a multiplexer. Supplying the multiplexer with a 3-bit binary word enables one of up to six different amplification factors to be selected.
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