KEFX is a radio station broadcasting from Twin Falls, Idaho, United States, and airing a Christian Rock format. The station operates on a frequency of 88.9 MHz FM with an effective radiated power of 100 kW at 302 meters height above average terrain and is owned by CSN International.^[1] KEFX is the flagship station of Effect Radio, and its broadcast is sent to two other full powered stations and 53 translators across the United States. Current Effect Radio DJ's and Radio Personalities are AJ Kestler & Ryan D Downs. The Effect Radio Network is a sister station to KAWZ, which is the flagship station of the more widely distributed CSN International.

KEFX

Effect Radio Flagship Station
Twin Falls, Idaho
Broadcast area	Twin Falls, Idaho and United States (via translators)
Frequency	88.9 (MHz)
Branding	Effect Radio
Programming
Format	Christian Rock
Affiliations	Effect Radio
Ownership
Owner	CSN International
Sister stations	KAWZ
History
First air date	January 10, 1997
Call sign meaning	K EFfect (X)
Technical information
Facility ID	8432
Class	C0
ERP	100,000 watts
HAAT	302.0 meters
Transmitter coordinates	42°43′47″N 114°24′52″W / 42.72972°N 114.41444°W / 42.72972; -114.41444
Links
Webcast	Listen Online
Website	effectradio.com