Universal Licensing System
WRDH891
Gratiot-Isabella Regional Education Service District
License details
| ULS identifier | 4156328 |
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| Call sign | WRDH891 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2019-05-02 |
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| Expiration | 2029-05-02 |
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| Frequency range | 451.5625 - 456.5625 MHz (2 frequencies) |
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| Locations | 1 |
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| Representative location | Alma, GRATIOT, MI |
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| Coordinates | 43.4613889, -84.6661111 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:22:46 |
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Licensee
| Name | Gratiot-Isabella Regional Education Service District |
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| Applicant type | G |
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| FRN | 0013265913 |
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| Location | Ithaca, MI |
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| Address | 1131 East Center Street, Ithaca, MI, 48847 |
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| Phone | 9898755101 |
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| Email | [email protected] |
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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 | MO | 451.56250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 456.56250000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.56250000 | | 7K60FXD |
| 1 | 1 | 451.56250000 | | 7K60FXE |
| 1 | 1 | 451.56250000 | | 11K2F3E |
| 1 | 1 | 456.56250000 | | 7K60FXE |
| 1 | 1 | 456.56250000 | | 11K2F3E |
| 1 | 1 | 456.56250000 | | 7K60FXD |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | Alma, GRATIOT, MI | 43.46138889, -84.66611111 | | | | |
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 | 1131 E. Center Street, Ithaca, MI | GRATIOT | 9898755101 |
License history
| Date | File or call sign | Action |
|---|
| 2020-02-04 | WRDH891 | LETCNS |
| 2019-05-02 | WRDH891 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 4156328 | 2026-08-02 01:22:46 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WRDH891 | ULS 4156328 | 2026-08-02 01:22:46 |
| Status | A | ULS 4156328 | 2026-08-02 01:22:46 |
| Service | IG | ULS 4156328 | 2026-08-02 01:22:46 |
| Grant Date | 2019-05-02 | ULS 4156328 | 2026-08-02 01:22:46 |
| Expiration Date | 2029-05-02 | ULS 4156328 | 2026-08-02 01:22:46 |