Hasan2017
Member level 4
Hi,
I did low frequency (30..70Hz) sinwave via classD, then filtering, then transformer to get about 200V RMS as measurement signal.
It worked great, about no heating, high efficiency, good signal quality.
Klaus
Nice !
Interesting to see how was your input? Its analog or PWM ?
My measurement range is 300V RMS.
Kindly suggest a same range classD ic.