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City Rochester Hills, Michigan
Branding Air1
Frequency 90.3 MHz
Format Contemporary Christian
ERP 37 watts
HAAT 53 meters (174 ft)
Class A
Facility ID 91354
Transmitter coordinates 42°40′43″N 83°07′28″W / 42.67861°N 83.12444°W / 42.67861; -83.12444Coordinates: 42°40′43″N 83°07′28″W / 42.67861°N 83.12444°W / 42.67861; -83.12444
Former callsigns KSHW (2006-2007)
KVLZ (2007-2014)
Former frequencies 89.9 MHz (2009-2015)
Affiliations Air1
Owner Educational Media Foundation
Webcast Listen Live
Website air1.com

KDTI (90.3 FM, "Air 1") is a radio station broadcasting a contemporary Christian music format.[1] Formerly licensed to Sheridan, Wyoming, United States, the station is currently owned by Educational Media Foundation.[2]

On March 10, 2015, the station moved to Rochester Hills, Michigan (a suburb of Detroit) and signed on at 90.3 MHz with an effective radiated power of 37 watts. At this time, the station also switched to K-LOVE's sister network, Air 1 (also owned by EMF). It is the second licensed radio station in the state of Michigan with a call sign beginning with the letter K, with the first being KTGG in Spring Arbor.


  1. ^ "Station Information Profile". Arbitron. Winter 2010. Archived from the original on 2010-03-01. Retrieved 2010-03-05. 
  2. ^ "KDTI Facility Record". United States Federal Communications Commission, audio division. Retrieved 2010-03-05. 

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