[Excerpts from online regulations]
General Hunting Information
Game Calling Devices & Restrictions
“Hand or mouth-operated calls may be used in hunting all species. Mechanical and electronic (digitally reproduced or tape recorded sound) calls may only be used to take groundhogs, coyotes, wild hogs, English sparrows and starlings during daylight hours. A hunter may use electronic calls for furbearers during the furbearer season. Mechanical and electronic calls may be used to take crows only during crow season. Electronically-produced sounds or calls may not be possessed or used while turkey hunting. (301 KAR 2:251, 3:030, 2:140)”

[Overview]
Kentucky limits use of electronic wildlife callers for groundhogs, coyotes, wild hogs, English sparrows and starlings during daylight hours. It is also permitted to use electronic wildlife callers for furbearers and crows during their respective seasons.