Friday’s a big day for ËÄ»¢Ó°Ôº-FM – we’re celebrating our 40th anniversary. And we've been searching our archives to dust off some history.
On July 11, 1974, ËÄ»¢Ó°Ôº went on the air as the first full-time public radio station or North Texas.

The radio station joined its 14-year-old sibling, ËÄ»¢Ó°Ôº-TV, Channel 13. and Lee Cullum helped flip the radio switch – an event that aired live on Channel 13.
ËÄ»¢Ó°Ôº 90.1’s coverage area originally included Dallas, Fort Worth, Denton and suburbs. Through the years, the station would expand its coverage area to include Wichita Falls, Tyler, Sherman and all of North Texas. And now ËÄ»¢Ó°Ôº can be heard around the world on and the ËÄ»¢Ó°Ôº
Take a look through the ËÄ»¢Ó°Ôº photo album. Listen to some righteous ËÄ»¢Ó°Ôº jingles. And explore ËÄ»¢Ó°Ôº's history.

These '70s ËÄ»¢Ó°Ôº jingles are groovy.

A look back …
November 1988: ËÄ»¢Ó°Ôº-FM and ËÄ»¢Ó°Ôº-TV introduce the first installments of Project Crossroads, which addressed racial conflicts in the community.
October 1989: 90.1 Sound Sessions debuts. The monthly feature presents area musicians in performances recorded exclusively for the radio station.
May 1990: ËÄ»¢Ó°Ôº is selected as the Southwest regional bureau for Marketplace, the nationally broadcast business program.

February 1993: A 200-watt translator in Tyler is activated, extending ËÄ»¢Ó°Ôº-FM’s programming to more than 100,000 new listeners in that area.
October 1994: ËÄ»¢Ó°Ôº breaks ground on its new Mary Nell and Ralph B. Rogers Telecommunications Center on Harry Hines Boulevard in Dallas.
1995: The Glenn Mitchell Show launches as a daily midday talk and call-in program.
1995: Watch this ËÄ»¢Ó°Ôº-FM commercial featuring Sam Baker:

2001: The Glenn Mitchell Show expands to two hours.
November 2005: Glenn Mitchell, the longtime ËÄ»¢Ó°Ôº host, dies unexpectedly. Listen as station staffers reflect on his life:

November 2006: ËÄ»¢Ó°Ôº launches a new midday talk show, Think with Krys Boyd. Anything You Ever Wanted To Know, which used to air occasionally, is anchored on Fridays at noon with host Jeff Whittington. The Anything format originally started when a guest failed to show up for a program and Glenn Mitchell asked listeners to call in with questions they had and he’d try to answer them.
May 2008: ËÄ»¢Ó°Ôº launches , a website dedicated to covering the arts in North Texas.
October 2009: ËÄ»¢Ó°Ôºâ€™s sister music station, KXT 91.7 FM, debuts.
April 2010: The Economy Project, a ËÄ»¢Ó°Ôº radio and TV series, wins a regional Edward R. Murrow Award from the Radio Television Digital News Association.
September 2010: ËÄ»¢Ó°Ôº launches free applications for mobile devices.
May 2011: NPR celebrates its 40th anniversary. .
October 2013: As part of its news expansion, the station launches a twice-a-day The 10-minute segments air weekdays at 8:20 a.m. and 6:20 p.m.
March-April 2014:&²Ô²ú²õ±è;±·±Ê¸é’s All Things Considered broadcasts for a week from the ËÄ»¢Ó°Ôº studios as host Melissa Block
Can't get enough ËÄ»¢Ó°Ôº history?
Of course you can't get enough -- because you've read until the very end. So explore this , created for ËÄ»¢Ó°Ôº-TV's 50th anniversary in 2010.