WTSC-FM

{{Use mdy dates|date=January 2025}}

{{Infobox radio station

| name = WTSC-FM

| logo =

| city = Potsdam, New York

| area =

| branding = The Source

| frequency = 91.1 MHz

| repeater =

| airdate = November 1963

| format = Full Service, "Free-Format", College

| erp = 700 watts

| haat = 41 meters (135 feet)

| class = A

| facility_id = 11719

| coordinates = {{coord|44|39|45.00|N| 75|0|7.00|W|region:US_type:city}}

| callsign_meaning = Thomas S. Clarkson

| former_callsigns =

| owner = Clarkson University

| licensee = Knight & Day Inc.

| sister_stations =

| webcast = [http://radio.clarkson.edu/wtsc-low.m3u Listen Live]

| website = [http://radio.clarkson.edu/ radio.clarkson.edu]

| affiliations =

| licensing_authority= FCC

}}

WTSC-FM (91.1 FM, "The Source") is a non-commercial campus radio station licensed to serve the greater Potsdam, New York area. The station is owned by Clarkson University and licensed to Knight & Day Inc. The WTSC organization is affiliated with the Clarkson University Student Association (CUSA), from whom it receives the majority of its funding. WTSC is one of the few CUSA affiliated organizations which does not charge a membership fee.