Arduino LM35 + MQ2

In this project i want a device that uses bolt MQ2 and LM35 What We Need? 1. First we need an arduino microcontroller2. LM35 temperature sensor3. MQ2 smoke and gas sensor4. We need some 1K ohm resistors5. Leds6. Some jumper wires7. Breadbord8. Buzzer Lets Hook Up LM35 and Its Leds First conne...
By: DenizG1

Continue Reading »

from Instructables: exploring - featured http://ift.tt/2lK0wle
via IFTTT