WIRX FM 107.1 St. Joseph/Benton Harbor


Slogan/Positioner: Rock 107 WIRX, Everything that Rocks

Format: Rock

Web site: www.wirx.com

E-mail: visit web site

Power/Height/Class: 1,200 watts / 499 feet / A

FCC technical information:

More about station:

Call Sign History:

  • WIRX: 1969
  • WSJM-FM: 1965 (sign on)

Call Sign Origin:

On Air Date: 1964

Owner: Mid-West Family Broadcast Group

Telephone: (269) 925-1111



  • Late 1990s: Format evolves from rock hits to mainstream rock.
  • 1991: Station drops the 'Magic' positioner and returns to the 'Rock 107 WIRX' moniker.
  • 1985: WIRX adds live jocks and repositions as 'Magic 107 WIRX'.
  • May 1979: Country format is changed to rock-based top-40 as 'Rock 107 WIRX, The Music Works'. The station's name is a take off on its call sign, which when spoken as a word sounds similar to 'Works'. The station's programming remains primarily automated.
  • 1969: Format change to country as WIRX. Much of the programming is automated.
  • 1964: WSJM-FM signs on so listeners could "discover the new adult world of fine music on WSJM-FM. No announcers shouting at you...featuring the light jazz, show tunes and semi-classical music that has been noticeably missing lately..." (from a newspaper ad, March 29, 1967)
  • 1963: Construction permit granted to Mid-West Family Broadcast Group, owners of WSJM AM 1400 for new FM station at 107.1 to be licensed to St. Joseph. Mid-West Family is owned by Bill Walker and Charlie Dickoff.



Transmitter location:

Berrien County


Old logo gallery:












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