Complex sentence: He got his first professional start in 1980 with a band called "The Edge" however he didn't start really touring to any large degree until he join the band "The Kaotics" in 1982.
Split into simpler sentences: He got his first professional start in 1980 with a band called "The Edge". He did not start touring to any large degree until he joined the band "The Kaotics" in 1982.