Al-Farzaq, A.A., Harmadi, H. and Elvaswer, E. 2022. Wireless Data Logger Instrument for Indoor Acoustic Quality Measurement Based on Noise Background, Sound Distribution and Reverberation Time. JURNAL ILMU FISIKA. 14, 1 (Feb. 2022), 37–44. DOI:https://doi.org/10.25077/jif.14.1.37-44.2022.