WMJH AM 810 Rockford/Grand Rapids
Slogan/Positioner: La Poderosa 93.3
Format: Ethnic; Spanish
Contact this station through their web site, linked below:
Web site: miradiopoderosa.com
HD Radio Status: no
Daytime Power / # of Towers: 3,600 watts / 1, omnidirectional
Daytime operations only
Call Sign History:
- WMJH: 7/10/1996
- WISZ: 11/10/1995
- WBYY: 11/4/1991
- WJPW: 1964
Call Sign Origin:
On Air Date: 1964
Owner: Birach Broadcasting
Office Telephone: (616) 949-0715
- 10/2014: 'La Poderosa' Regional Mexican format returns to WMJH from WMFN AM 640 and eventually an FM translator on 93.3 is added.
- 7/2013: Format change to Classic Hits as Super Hits 810 as Cano's Broadcasting (operating the station under a Local Marketing Agreement) moves the Super Hits format from WOAP Owosso, which in turn changes format to Spanish. 'La Poderosa' Regional Mexican format moves to Birach sister station WMFN AM 640 Zeeland.
- 4/2012: Announced that Birach is selling WMJH and sister station WOAP 1080 Owosso to Cano's Broadcasting. Sale never closes.
- 2004: Format change from Adult Standards to brokered Spanish/Regional Mexican 'La Poderosa'.
- 11/2001: FCC approves sale to Birach Broadcasting
- 9/2001: Announced that, along with sister station WMFN-AM 640 Zeeland, is being sold from Cook Media to Birach Broadcasting for $1.9 million
- 200x: AM Stereo dropped
Center of antenna array/transmitter location: