Christian Satellite Network (CSN) International, broadcasting under the callsign KAWZ, is an FM radio station in Twin Falls, Idaho, operating on a frequency of 89.9 MHz with an effective radiated power of 100 kW at 302 meters above average terrain.KAWZ began broadcasting Christian radio over satellite on April 26, 1995, from KAWZ in Twin Falls. KAWZ is the uplink station, owned by The River Christian Fellowship (formerly Calvary Chapel of Twin Falls), with Pastor Mike Kestler as its founder.