Complex sentence: So many recordings were made at American North and American East helped complete many of the studios hits which both were equipment which would easly transfer tapes back and fourth if needed and were able to operate 24/7 and handle the overflow of the in demand American Sound Studios.
Split into simpler sentences: So many recordings were made at American North and American East helped complete many of the studios hits. Both were equipped with simular equipment which would easly transfer tapes back and fourth if needed and were able to operate 24/7 and handle the overflow of the in demand American Sound Studios.