Schumann Resonance Chart Today 2024 Chart. The schumann resonances (sr) are a set of spectrum peaks in the extremely low frequency (elf) portion of the earth's electromagnetic field spectrum. The schumann resonances power graph summarizes the information presented in the spectrogram calendar and illustrates the dynamic changes occurring in the schumann.

Learn how to convert your time zone to the schumann resonance charts by space observing system, from any time zone in the world. Within the spectrogram, the power, or intensity level of each frequency is displayed as a color, with yellow being the most intense.