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...Digital signal processing in figure below x t is the input analog and y output may be from a transducer or communication ecg an eeg to antialiasing filter applied low pass mainly used remove high frequency noise band limit since large part of external due hz wave it useful include notch that can power component if required voltage range by conversion unit not meet then amplifier circuit amplify adc provided sample hold must remain relatively constant during process conversation format obtained circuits depending on value at its n bit binary number either unipolar v bipolar for obtaining this preceding when converted into form using techniques processed processorcan microprocessor e g intel s xx motorola xxx etc programmed perform desired operations programmable computer performing specified set hardware adsp dsp dac processor continuous but smooth one contains unwanted components order eliminate reconstruction purpose will advantages over are accuracy affected tolerance circuitcomponen...