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| Broadcast area | Yuma, Arizona/El Centro, California |
|---|---|
| Frequency | 100.9 MHz |
| Branding | 100.9 The River |
| Programming | |
| Format | Classic hits |
| Affiliations | Westwood One |
| Ownership | |
| Owner |
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| History | |
First air date | September 5, 1986 (as KYXI) |
Former call signs |
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Call sign meaning | "Star" (Former branding) |
| Technical information[1] | |
Licensing authority | FCC |
| Facility ID | 12660 |
| Class | A |
| ERP | 3,000 watts |
| HAAT | 80 meters (260 ft) |
Transmitter coordinates | 32° 38' 31" N, 114° 33' 37" W |
| Links | |
Public license information | |
| Webcast | Listen Live |
| Website | 1009theriver.com |
KQSR (100.9 FM) is a commercial radio station in Yuma, Arizona, also serving El Centro, California. The station carries a classic hits format as "100.9 The River."
The station operates at 3,000 watts Effective radiated power (ERP), making it a Class A station.[2] However, KQSR has been granted a U.S. Federal Communications Commission construction permit to upgrade to Class C2, increase ERP to 50,000 watts and decrease HAAT to 78 meters.
- ^ "Facility Technical Data for KQSR". Licensing and Management System. Federal Communications Commission.
- ^ "KQSR-FM 100.9 MHz - Yuma, AZ". radio-locator.com. Retrieved 2023-12-15.