| KTSY | |
| City: | Caldwell, Idaho |
| Area: | Boise, Idaho |
| Branding: | 89.5 KTSY |
| Frequency: | 89.5 MHz |
| Repeater: | See below |
| Airdate: | October 14, 1990 |
| Format: | Contemporary Christian (Christmas music in Nov-Dec) |
| Erp: | 8,300 watts |
| Haat: | 791 meters |
| Class: | C1 |
| Facility Id: | 23459 |
| Coordinates: | 43.755°N -116.0978°W |
| Owner: | Idaho Conference of the Seventh-day Adventist Church |
| Sister Stations: | KOAY |
| Webcast: | Listen Live |
| Website: | 895ktsy.org |
| Licensing Authority: | FCC |
KTSY (89.5 FM) is a radio station broadcasting a Contemporary Christian format. Licensed to Caldwell, Idaho, United States, the station serves the Boise area. The station is currently owned by the Idaho Conference of the Seventh-day Adventist Church.[1]
KTSY is also carried on full-power stations in Baker City (KESY on 91.9 MHz) and McCall (KGSY on 88.3 MHz).