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 | 2026-08-02 01:10:33 |
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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 |
|---|
| 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 |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 119 THIRD ST SW, ROCHESTER, OLMSTED, MN | 44.01802778, -92.46544444 | 308.000 m | | | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 21.000 m | | | | | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 119 THIRD ST SW, ROCHESTER, MN | | 5072893534 |
License history
| Date | File or call sign | Action |
|---|
| 2011-09-22 | WNNC540 | LICAN |
| 2003-09-23 | WNNC540 | LIREN |
| 2003-09-15 | WNNC540 | LETRES |
| 2001-10-25 | WNNC540 | AUDOPR |
| 2000-11-23 | WNNC540 | LICCNV |
| 1998-10-28 | WNNC540 | AUTHPR |
| 1998-10-28 | WNNC540 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1665732 | 2026-08-02 01:10:33 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WNNC540 | ULS 1665732 | 2026-08-02 01:10:33 |
| Status | C | ULS 1665732 | 2026-08-02 01:10:33 |
| Service | IG | ULS 1665732 | 2026-08-02 01:10:33 |
| Grant Date | 2003-09-23 | ULS 1665732 | 2026-08-02 01:10:33 |
| Expiration Date | 2013-12-13 | ULS 1665732 | 2026-08-02 01:10:33 |
| Cancellation Date | 2011-09-21 | ULS 1665732 | 2026-08-02 01:10:33 |