KNOG
Coordinates: 31 ° 21 ′ 33 " N , 110 ° 53 ′ 55" W.
KNOG or KNOG-FM ( Branding : "Stereo Manantial" ) is a US-American Spanish-language radio broadcaster from Nogales in the US state of Arizona . KNOG-FM transmits on the VHF frequencies 91.1 MHz ( Guadalupe ), 91.7 MHz, 100.1 MHz ( San Xavier ) and 102.7 MHz ( Tucson ). The broadcast format is geared towards Hispanic society. The owner and operator is World Radio Network, Inc. The terrestrial antenna is mounted 52 meters above the ground and has a transmission power of 50,000 watts .