WWSW-FM

WWSW-FM
Pittsburgh, Pennsylvania;
Broadcast area	Pittsburgh metropolitan area
Frequency	94.5 MHz (HD Radio)
Branding	94.5 3WS
Programming
Format	Classic hits
Subchannels	HD3: Relevant Radio (Catholic radio)
Affiliations	Premiere Networks
Ownership
Owner	iHeartMedia, Inc.; (iHM Licenses, LLC);
Sister stations	WBGG, WDVE, WKST-FM, WPGB, WXDX-FM
History
First air date	December 12, 1940
Former call signs	W47P (1940–1943); WTNT (1943–1945); WMOT (1945–1949); WWSW-FM (1949–1973); WPEZ (1973–1980);
Former frequencies	43.5 MHz (1940); 44.7 MHz (1940–1945);
Call sign meaning	Originally used on the former WWSW 970 AM (now WBGG)
Technical information
Licensing authority	FCC
Facility ID	59968
Class	B
ERP	50,000 watts
HAAT	247 meters (810 ft)
Transmitter coordinates	40°27′48.2″N 80°0′17.1″W / 40.463389°N 80.004750°W
Translator(s)	HD3: 106.3 W292DH (Pittsburgh)
Links
Public license information	Public file; LMS;
Webcast	Listen live (via iHeartRadio); HD3: Listen Live;
Website	3wsradio.iheart.com; HD3: relevantradio.com

WWSW-FM (94.5 MHz) – branded 94.5 3WS – is a commercial radio station that is located in Pittsburgh, Pennsylvania. It airs a classic hits radio format and switches to all–Christmas music for most of November and December each year.

This station is owned by iHeartMedia, Inc. Its studios and offices are located on Abele Rd. in Bridgeville next to I-79, along with its sister stations.^[2] The transmitter is situated off Rising Main Avenue at Lanark Street, on a tower that is shared with WPXI-TV and other FM stations in the Pittsburgh radio market.^[3] WWSW-FM broadcasts using HD Radio technology, with its third digital subchannel airing Catholic radio programming from Relevant Radio.

WWSW is notable for being an FM "superpower station". Its effective radiated power (ERP) is 50,000 watts on a tower that is 247 meters (810 ft) tall. The standard height above average terrain (HAAT) for Class B FM signals found in Pennsylvania is 152 meters (500 ft) for a station broadcasting at 50,000 watts.^[4]