In this tutorial we will show how to build ESP8266 and interface LM35 Precision Centigrade Temperature sensor with html gauge, data...

In this project I describe how this signal is converted into a heartbeat rate like BPM (beats per minute). KY-039 This KY-039 Finger...

Here is simplest component used and good accuracy for Signal Graph, Voltage and current measured reading value (DC) by using Android...