WMSW
Appearance
	
	
![]()  | |
| Frequency | 1120 kHz | 
|---|---|
| Branding | Radio Once | 
| Programming | |
| Format | News/Talk | 
| Affiliations | Radio Isla | 
| Ownership | |
| Owner | Aurora Broadcasting Corporation | 
| WNIK, WNIK-FM | |
| History | |
First air date  | December 24, 1980 | 
| Technical information[1] | |
Licensing authority  | FCC | 
| Facility ID | 3257 | 
| Class | B | 
| Power | 5,000 watts | 
Transmitter coordinates  | 18°28′15″N 66°50′24″W / 18.47083°N 66.84000°W | 
| Links | |
Public license information   | |
| Website | radioonce.com | 
WMSW (1120 AM, "Radio Once") is a radio station licensed to serve Hatillo, Puerto Rico. The station is owned by Aurora Broadcasting Corporation.[2] It airs a News/Talk format.[3]
The station was assigned the WMSW call letters by the Federal Communications Commission on December 31, 1979.[4]
References
[edit]- ^ "Facility Technical Data for WMSW". Licensing and Management System. Federal Communications Commission.
 - ^ Jacobs, George (2007). National Radio: Puerto Rico (US Associated). Billboard Books. pp. 305–306. ISBN 978-0-8230-5997-3. 
{{cite book}}:|work=ignored (help) - ^ "Station Information Profile". Arbitron. Archived from the original on March 1, 2010.
 - ^ "Call Sign History". FCC Media Bureau CDBS Public Access Database.
 
External links
[edit]- WMSW official website
 - Facility details for Facility ID 3257 (WMSW) in the FCC Licensing and Management System
 - WMSW in Nielsen Audio's AM station database
 
