Kalibrasi Sensor Mq-7 Dan Mq-136 Terhadap Sensor Ecom J2kn Pro Sebagai Alat Pengukur Gas Buang (Co Dan So2) Pada Proses Roasting Kopi: Sensor Calibration of MQ-7 and MQ-136 to Ecom J2kn Pro Sensor as Exhaust Gas Meter (CO and SO2) in Coffee Roasting Process. Talenta Conference Series: Science and Technology (ST), [S. l.], v. 2, n. 2, 2019. DOI: 10.32734/st.v2i2.491. Disponível em: https://talentaconfseries.usu.ac.id/index.php/st/article/view/491. Acesso em: 1 may. 2026.