Universal Licensing System
WNNC540
MAYO FOUNDATION
License details
| ULS identifier | 1665732 |
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| Call sign | WNNC540 |
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| Radio service | IG |
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| Status | C |
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| Grant date | 2003-09-23 |
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| Expiration | 2013-12-13 |
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| Cancellation | 2011-09-21 |
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| Frequency range | 464.575 - 469.575 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | ROCHESTER, OLMSTED, MN |
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| Coordinates | 44.0180278, -92.4654444 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-16 06:44:50 |
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Licensee
| Name | MAYO FOUNDATION |
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| Applicant type | C |
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| FRN | 0002606648 |
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| Location | ROCHESTER, MN |
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| Address | 200 FIRST ST SW, ROCHESTER, MN, 55905 |
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| Phone | 5072893534 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
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| 1 | 1 | FB2 | 464.57500000 | | | 25.000000 | 25.000000 | |
| 2 | 1 | MO | 464.57500000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MO | 469.57500000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 464.57500000 | | 20K0F3E |
| 2 | 1 | 464.57500000 | | 20K0F3E |
| 2 | 1 | 469.57500000 | | 20K0F3E |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1665732 | 2026-08-16 06:44:50 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WNNC540 | ULS 1665732 | 2026-08-16 06:44:50 |
| Status | C | ULS 1665732 | 2026-08-16 06:44:50 |
| Service | IG | ULS 1665732 | 2026-08-16 06:44:50 |
| Grant Date | 2003-09-23 | ULS 1665732 | 2026-08-16 06:44:50 |
| Expiration Date | 2013-12-13 | ULS 1665732 | 2026-08-16 06:44:50 |
| Cancellation Date | 2011-09-21 | ULS 1665732 | 2026-08-16 06:44:50 |