Question
A uni-polar 10 bit ADC has a 9 V reference and the ADC value is divided by 8before being displayed on a 4 digit decimal display with 1 digit after the decimalpoint. If a sound meter produces 1 mV/dBA and has a range from 0 to 120dBA. What is a suitable amplifier gain? А. 65.2В. 52.17С. 76.7D. 73.2
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