Nodemcu ESP8266 IOT Power Lines Mains frequency monitoring 50Hz

(Last Updated On: July 6, 2020) Mains Frequency Monitoring Project Description: This Tutorial is based on the IOT Mains Frequency Monitoring system, in this Tutorial, you will learn how to make 110/220vac mains frequency monitoring system using Arduino, a Zero Crossing detector based on the EL817 Optocoupler, Nodemcu esp8266 wifi module, and Blynk application. This … Continue reading Nodemcu ESP8266 IOT Power Lines Mains frequency monitoring 50Hz