Universal Licensing System
WRKN404
FREDERICK, TOWN OF
License details
| ULS identifier | 4378721 |
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| Call sign | WRKN404 |
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| Radio service | PW |
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| Status | A |
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| Grant date | 2021-01-22 |
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| Expiration | 2031-01-22 |
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| Frequency range | 453.9625 - 458.9625 MHz (2 frequencies) |
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| Locations | 1 |
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| Representative location | FREDERICK, WELD, CO |
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| Coordinates | 40.0992778, -104.9368611 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:22:12 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 453.96250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 458.96250000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 453.96250000 | | 8K30F1E |
| 1 | 1 | 453.96250000 | | 4K00F1E |
| 1 | 1 | 458.96250000 | | 4K00F1E |
| 1 | 1 | 458.96250000 | | 8K30F1E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | FREDERICK, WELD, CO | 40.09927778, -104.93686111 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 401 LOCUST ST, FREDERICK, CO | WELD | 7203825500 |
License history
| Date | File or call sign | Action |
|---|
| 2021-01-22 | WRKN404 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4378721 | 2026-08-02 01:22:12 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WRKN404 | ULS 4378721 | 2026-08-02 01:22:12 |
| Status | A | ULS 4378721 | 2026-08-02 01:22:12 |
| Service | PW | ULS 4378721 | 2026-08-02 01:22:12 |
| Grant Date | 2021-01-22 | ULS 4378721 | 2026-08-02 01:22:12 |
| Expiration Date | 2031-01-22 | ULS 4378721 | 2026-08-02 01:22:12 |