Assalim T P, M.P., Titisari, D., Caesarendra, W. and Prakoso, B.A. 2022. Analysis of the Effect of Red LED and Infrared Flip Flop Frequency on SpO2 Measurement Accuracy. Indonesian Journal of Electronics, Electromedical Engineering, and Medical Informatics. 4, 2 (May 2022). DOI:https://doi.org/10.35882/ijeeemi.v4i2.3.