MQ9 and MQ135 Sensor-Based Gas and Air Quality Monitoring using Arduino_”Kartikey Baghel” circuit diagram

MQ9 and MQ135 Sensor-Based Gas and Air Quality Monitoring using Arduino_”Kartikey Baghel”

By Kartikey Baghel

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Components used: arduino, arduinouno, led, mq-9, buzzer

▶ Open & Simulate this Circuit

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