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Amplified input signal is digitised through ________(a) A/D converters(b) D/A converters(c) Rectifiers(d) Sigma delta modulatorsI got this question in exam.This key question is from PC based Data Acquisition System topic in section Data Acquisition System of Electrical Measurements

Answer»

Correct OPTION is (a) A/D CONVERTERS

Easiest explanation: In a PC based DATA acquisition system, the amplified input signal is converted to digital FORM by MAKING use of high speed A/D converters. These are interfaced to the PC bus.



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