WMSO
| Broadcast area | Memphis metropolitan area |
|---|---|
| Frequency | 1240 kHz |
| Branding | Power 104.1 The Source |
| Programming | |
| Format | Urban adult contemporary |
| Ownership | |
| Owner |
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| Operator | ER Entertainment |
| History | |
First air date | 1990 |
Former call signs |
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| Technical information | |
Licensing authority | FCC |
| Facility ID | 2801 |
| Class | C |
| Power | 580 watts unlimited |
Transmitter coordinates | 34°58′57.0″N 90°0′45.0″W / 34.982500°N 90.012500°W |
| Translator(s) | 104.1 W281BR (Memphis, Tennessee) |
| Links | |
Public license information | |
| Webcast | Listen Live |
| Website | power1041thesource.com |
WMSO (1240 AM) is an urban adult contemporary formatted broadcast radio station licensed to Southaven, Mississippi, serving Metro Memphis. WMSO is owned by Flinn Broadcasting, and operated under an LMA by ER Entertainment.