KT music Channel presents Relaxing Music for Deep Sleep Music: Delta Waves |. br A delta wave is a high amplitude brain wave with a frequency of oscillation between 0–4 hertz. Delta waves, like other brain waves, are recorded with an electroencephalogram and are usually associated with the deep stage sleep, also known as slow-wave sleep (SWS), and aid in characterizing the depth of sleep.# meditation br br br br Music composed by Jesse Gallagherbr br br Thank you very much for listening and for leaving feedback. Every single day I am completely astonished by all your warm support and it really inspires me to work even harder on my music. If you enjoy my work, I would be very happy if you decided to subscribe and join our community.