Universal Licensing System
WROG931
Environmental Protection, Inc.
License details
| ULS identifier | 4510717 |
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| Call sign | WROG931 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2021-10-13 |
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| Expiration | 2031-10-13 |
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| Frequency range | 452.7625 - 457.8625 MHz (4 frequencies) |
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| Locations | 1 |
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| Representative location | Traverse City, GRAND TRAVERSE, MI |
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| Coordinates | 44.7331389, -85.6067500 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:22:58 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 452.76250000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 452.86250000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 457.76250000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 457.86250000 | | | 5.000000 | 5.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 452.76250000 | | 11K2F3E |
| 1 | 1 | 452.76250000 | | 7K60FXE |
| 1 | 1 | 452.86250000 | | 11K2F3E |
| 1 | 1 | 452.86250000 | | 7K60FXE |
| 1 | 1 | 457.76250000 | | 7K60FXE |
| 1 | 1 | 457.76250000 | | 11K2F3E |
| 1 | 1 | 457.86250000 | | 11K2F3E |
| 1 | 1 | 457.86250000 | | 7K60FXE |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 1567 W South Airport Road, Traverse City, GRAND TRAVERSE, MI | 44.73313889, -85.60675000 | | | | |
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 | 1567 W South Airport Road, Traverse City, MI | GRAND TRAVERSE | 2319432266 |
License history
| Date | File or call sign | Action |
|---|
| 2021-10-13 | WROG931 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4510717 | 2026-08-02 01:22:58 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WROG931 | ULS 4510717 | 2026-08-02 01:22:58 |
| Status | A | ULS 4510717 | 2026-08-02 01:22:58 |
| Service | IG | ULS 4510717 | 2026-08-02 01:22:58 |
| Grant Date | 2021-10-13 | ULS 4510717 | 2026-08-02 01:22:58 |
| Expiration Date | 2031-10-13 | ULS 4510717 | 2026-08-02 01:22:58 |