Your browser isn’t supported any longer. Update it to get the greatest YouTube knowledge and our most recent characteristics. Learn more Recognized for improving alertness and focus, 1000Hz is a strong Device for mental clarity and concentration. Schumann's successor, doctoral applicant Herbert Konig, took this exploration a step more. https://daltonwzfhq.techionblog.com/32359710/the-definitive-guide-to-frequency-band-from-30-to-300-mhz