KNSJ (89.1 FM) is a Class B1 medium-power regional non-commercial educational (NCE) radio station licensed to DESCANSO, CA. Broadcasting with an effective radiated power of 330 watts and antenna height of 1351 meters HAAT, its signal reaches approximately 164 km to the radio horizon. The station broadcasts in HD Radio digital format. The station is owned by Activist San Diego. It broadcasts a Community radio, Free-form radio format.
