difference amplifier


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difference amplifier

[′dif·rəns ‚am·plə‚fī·ər]
(electronics)
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References in periodicals archive ?
The analog front end of the AD8450 includes a precision current sense programmable gain instrumentation amplifier (PGIA) that measures battery current, and a precision voltage sense programmable gain difference amplifier (PGDA) that measures battery voltage.
Then, two signals were combined with a difference amplifier to improve the signal-to-noise ratio.
For such systems, Analog Devices Inc, Wilmington, MA, has developed a difference amplifier suited not only for today's 14V and 24V automotive systems, but for the 42V environment, as well.
The first ADC section is a wide-band analog difference amplifier whose output goes into a 6-MHz analog low-pass filter.
The AD628 is a common-mode difference amplifier that includes programmable gain and uses an external resistor.
National Semiconductor has expanded its amplifier portfolio with three high common mode difference amplifiers.

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