How to measure Alcohol concentration in PPM using the MQ-3 Sensor? This is a highly accurate sensor that is calibrated to detect the PPM of Alcohol present in the environment; however, to do so, you must first understand the sensitivity characteristics of the MQ-3 Sensor, which can be foun...
Portable urine alcohol detector fabrication with arduino microcontroller-based MQ-3 sensordoi:10.30870/GRAVITY.V7I2.11376Henry PrasetyoFitri Nur Indah SariRinda Nur HidayatiRaditya Linggar ApriyantoFKIP Universitas Sultan Ageng Tirtayasa
This is an advanced alcohol detector using the Arduino Uno board. Using the LCD display, we can display whether the system has detected alcohol or not. Once the alcohol is detected, it is displayed on an LCD. The buzzer indicates the presence of alcohol. This breath analyzer project is very...