KPSI may refer to: KPSI-FM, a radio station (100.5 FM) licensed to Palm Springs, California, United States KKGX, a radio station (920 AM) licensed to Palm Springs, California, United States, which held the call sign KPSI from 1997 to 2017 KCOD, a defunct radio station (1450 AM) formerly licensed to Palm Springs, California, United States, which held the call sign KPSI from 1971 to 1997 Knot density: knots per square inch