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The differential amplifier allows the subtraction of two input voltages or cancellation of a signal common the two inputs. It is useful
: p; F/ o+ A& Y8 uas a computational amplifier in making a differential to single-end conversion or in rejecting a common mode signal. Figure 4.
& r" g C# l3 a1 A9 i# pshown the differential amplifier using GS804X family5 m- A) C/ U- I t1 W
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