Anonymous ID: 3890ec July 29, 2019, 5:22 a.m. No.7240826   🗄️.is đź”—kun

"extremely large lightning flashes occur which produce distinctive signatures that stand out from the background signals. Called "Q-bursts", they are produced by intense lightning strikes that transfer large amounts of charge from clouds to the ground and often carry high peak current…"

 

https://en.wikipedia.org/wiki/Schumann_resonances