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| Broadcast area | Puerto Rico |
|---|---|
| Frequency | 1300kHz |
| Branding | Radio Oso |
| Programming | |
| Format | News talk |
| Affiliations | CNN en Español |
| Ownership | |
| Owner |
|
| WAPA,WBQN,WMIA,WMTI,WVOZ,WXRF | |
| History | |
First air date | December 27, 1950; 74 years ago (1950-12-27) |
Former call signs | WTIL (1950–2024) |
Call sign meaning | "Oso" (Spanish for "bear") |
| Technical information[1] | |
Licensing authority | FCC |
| Facility ID | 40780 |
| Class | B |
| Power |
|
Transmitter coordinates | 18°11′50″N67°10′54″W / 18.19722°N 67.18167°W /18.19722; -67.18167 |
| Translator(s) | 100.9 W265EC (Mayagüez) |
| Links | |
Public license information | |
| Website | www |
WOSO (1300AM), branded on-air asRadio Oso, is a radio station broadcasting anews/talk format. Licensed toMayaguez, Puerto Rico, it serves the Puerto Rico area. The station is currently owned by NotiRadio Broadcasting, LLC. The station is part of theWAPA Radio News Network and features programming fromCNN en Español. The station is shared with translator stationW265EC 100.9 FM, also in Mayaguez. WOSO was founded in 1950 byGilbert Mamery as WTIL, and changed owners over the years. It is the second oldest radio station in the western region.
On June 21, 2017, WTIL bought from La Mas Z Radio, Inc. to Wifredo G. Blanco Pi, swappingWBYM 1560 AM in Bayamon to La Mas Z from WTIL, in a three-way swap.[2] The deal also involved International Broadcasting Corporation receiving land and equipment at the site ofWAPA 680 AM in Carolina, PR from Blanco Pi and permission to relocateWGIT 1660 AM in Canovanas to that site and build a transmitter building, and IBC may sell or rent at $600 a month the WBYM transmitter site to La Mas Z Radio. On July 31, WTIL ended their local and Spanish Oldies format after 67 years of operation. When the transaction closed and awaiting the consummation, on August 3, this became the sixth radio station of theWAPA Radio News Network. The sale was completed on August 15, 2017.
The WAPA Radio Network now consists of seven AM and seven FM radio stations across the island,WAPA 680 / W237FF 95.3 inSan Juan,WMIA 1070 / W227DY 93.3 in Arecibo,WVOZ 1260 / W268DJ 101.5 inPonce, WOSO 1300 / W265EC 100.9 inMayaguez,WXRF 1590 / W280FS 103.9 inGuayama,WBQN 1580 / W286DL 105.1 inAguadilla andWMTI 1160 / W287DR 105.3 inBarceloneta-Manati.
On December 11, 2024, WTIL requested acall sign change to WOSO effective December 17,[3] shortly afterthe previous WOSO in San Juan lost its license.[4]
| Call sign | Frequency | City of license | FID | ERP (W) | FCC info |
|---|---|---|---|---|---|
| W265EC | 100.9 FM | Mayaguez, Puerto Rico | 202165 | 250 | LMS |
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