aqildad
Member level 2
is this possible to measure 220v ac voltage using transformer less circuit . i-e first step down the voltage using resisters divider then through adc of any microcontroller measure the voltage . .
like
https://www.google.com.pk/imgres?im...ct=rc&uact=3&dur=1064&page=5&start=80&ndsp=19
like
https://www.google.com.pk/imgres?im...ct=rc&uact=3&dur=1064&page=5&start=80&ndsp=19