Universal Licensing System
WRKK503
Independent School District 197
License details
| ULS identifier | 4374590 |
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| Call sign | WRKK503 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2021-01-14 |
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| Expiration | 2031-01-14 |
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| Frequency range | 451.85 - 456.85 MHz (2 frequencies) |
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| Locations | 3 |
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| Representative location | Mendota Heights, DAKOTA, MN |
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| Coordinates | 44.8872500, -93.1086944 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:22:04 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 451.85000000 | | | 40.000000 | 30.000000 | |
| 3 | 1 | MO | 451.85000000 | | | 5.000000 | 5.000000 | |
| 2 | 1 | FX1 | 456.85000000 | | | 15.000000 | 30.000000 | |
| 3 | 1 | MO | 456.85000000 | | | 5.000000 | 5.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.85000000 | | 7K60FXE |
| 3 | 1 | 451.85000000 | | 7K60FXE |
| 2 | 1 | 456.85000000 | | 7K60FXE |
| 3 | 1 | 456.85000000 | | 7K60FXE |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 1897 Delaware Ave., Mendota Heights, DAKOTA, MN | 44.88725000, -93.10869444 | 299.000 m | BANT | 12.200 m structure / 14.600 m overall | |
| 2 | T | DAKOTA, MN | | | | | |
| 3 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 14.600 m | | | | 48.900 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 1897 Delaware Ave, Mendota Heights, MN | DAKOTA | 6514037325 |
License history
| Date | File or call sign | Action |
|---|
| 2021-01-14 | WRKK503 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 4374590 | 2026-08-02 01:22:04 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRKK503 | ULS 4374590 | 2026-08-02 01:22:04 |
| Status | A | ULS 4374590 | 2026-08-02 01:22:04 |
| Service | IG | ULS 4374590 | 2026-08-02 01:22:04 |
| Grant Date | 2021-01-14 | ULS 4374590 | 2026-08-02 01:22:04 |
| Expiration Date | 2031-01-14 | ULS 4374590 | 2026-08-02 01:22:04 |