Pena-Quintal, A., Niewiadomski, K., Greedy, S., Sumner, M., & Thomas, D. (2021, September). The Influence of the Number of Frequencies and the Frequency Repetitions Rates in Spread Spectrum Sigma-Delta Modulated DC-DC Converters. Presented at 2021 Asia-Pacific International Symposium on Electromagnetic Compatibility (APEMC), Nusa Dua - Bali, Indonesia