I have received the e-meter PCB and started making it. I forgot to buy couple elements and the 2×8 header won’t fit due to wrong footprint, but other than that it looks good:
Power supply block with ADCs for power monitoring
Dave Berkeley’s recent home power monitoring blog post got me thinking: How much does a DIY power monitoring system cost How accurate it is I had a friend ask me how much my current power monitoring system costs. I really didn’t had…