Complex sentence: In June 2004, Clear Channel made changes by having KKRD swap frequencies with Classic Rock sister station KRZZ (See KZCH), moving the CHR format to 96.3 to the weaker 50 kW signal and re-branded as KZCH "Channel 9-6-3".
Split into simpler sentences: In June 2004, station owner Clear Channel made changes by having KKRD swap with Classic Rock sister station KRZZ (See KZCH). The Top 40 format was moved to 96.3, which broadcasted a weaker 50 kW signal, and the station was rebranded as KZCH "Channel 9-6-3".