| format = Classical/Jazz | erp = Horizontal: 12,000 watts Vertical: 10,500 watts| haat = 308 meters| class = B | facility_id = 65190| owner = Temple University | webcast = [http://www.wrti.org/listenlive.html Listen Live]| website = [http://www.wrti.org/ www.wrti.org] | callsign_meaning = '''W''' '''R'''adio '''T'''emple '''I'''nstitute| }}Member-supported WRTI is a radio service of Temple University in Philadelphia. It broadcasts on a frequency of 90.1 MHz and is repeated on several relay stations throughout eastern Pennsylvania, southern New Jersey and Delaware. The format of classical music and Real Jazz has made WRTI the highest-rated public radio station in Philadelphia and one of the highest-rated public radio stations in the nation. WRTI began in 1948 as a carrier current station. It was founded by John Roberts, professor emeritus of communications at Temple and long-time anchorman at WPVI-TV. He'd helped