KPSI-FM is a commercial radio station located in Palm Springs, California, broadcasting on 100.5 FM. KPSI-FM airs a Hot AC music format branded as "Mix 100.5". It is owned by R&R Broadcasting, which also operates KPSI, KPTR, KDES-FM and KWXY.
KPSI-FM signed on June 13, 1980, originally broadcasting on 100.9 FM. KPSI-FM aired Top 40 music programming branded as "Power 101".
In November 1991, the frequency was changed to 100.5 FM.
On March 19, 2002, the Top 40 music format was dropped in favor of its current hot adult contemporary music format. The station was rebranded as "Mix 100.5".
Coordinates: 33°56′46″N 116°24′36″W / 33.946°N 116.410°W