Universal Licensing System
WRMH482
DURHAM SCHOOL SERVICES
License details
| ULS identifier | 4434158 |
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| Call sign | WRMH482 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2021-04-09 |
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| Expiration | 2031-04-09 |
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| Frequency range | 452.225 - 467.525 MHz (6 frequencies) |
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| Locations | 5 |
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| Representative location | CUMBERLAND, PROVIDENCE, RI |
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| Coordinates | 41.9975000, -71.4544444 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:20:26 |
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Licensee
| Name | DURHAM SCHOOL SERVICES |
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| Applicant type | C |
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| FRN | 0021789714 |
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| Location | WARRENVILLE, IL |
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| Address | 4300 WEAVER PKWY, WARRENVILLE, IL, 60555 |
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| Phone | 6308215400 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 3 | 1 | FB2 | 452.22500000 | | | 100.000000 | 100.000000 | |
| 4 | 1 | MO | 452.22500000 | | | 45.000000 | 45.000000 | |
| 3 | 1 | FB2 | 452.58750000 | | | 100.000000 | 100.000000 | |
| 4 | 1 | MO | 452.58750000 | | | 45.000000 | 45.000000 | |
| 4 | 1 | MO | 457.22500000 | | | 45.000000 | 45.000000 | |
| 5 | 1 | FX1 | 457.22500000 | | | 45.000000 | 45.000000 | |
| 4 | 1 | MO | 457.58750000 | | | 45.000000 | 45.000000 | |
| 5 | 1 | FX1 | 457.58750000 | | | 45.000000 | 45.000000 | |
| 1 | 1 | FB2 | 462.52500000 | | | 100.000000 | 200.000000 | |
| 2 | 1 | MO | 462.52500000 | | | 25.000000 | 25.000000 | |
| 2 | 1 | MO | 467.52500000 | | | 25.000000 | 25.000000 | |
| 5 | 1 | FX1 | 467.52500000 | | | 45.000000 | 45.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 3 | 1 | 452.22500000 | | 11K2F3E |
| 4 | 1 | 452.22500000 | | 11K2F3E |
| 3 | 1 | 452.58750000 | | 11K2F3E |
| 4 | 1 | 452.58750000 | | 11K2F3E |
| 4 | 1 | 457.22500000 | | 11K2F3E |
| 5 | 1 | 457.22500000 | | 11K2F3E |
| 4 | 1 | 457.58750000 | | 11K2F3E |
| 5 | 1 | 457.58750000 | | 11K2F3E |
| 1 | 1 | 462.52500000 | | 11K2F3E |
| 2 | 1 | 462.52500000 | | 11K2F3E |
| 2 | 1 | 467.52500000 | | 11K2F3E |
| 5 | 1 | 467.52500000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | W WRENTHAM ROAD, CUMBERLAND, PROVIDENCE, RI | 41.99750000, -71.45444444 | 150.000 m | LTOWER | 55.000 m structure / 58.000 m overall | |
| 2 | T | CUMBERLAND, PROVIDENCE, RI | | | | | |
| 3 | T | 900 SMITHFIELD RD, NORTH PROVIDENCE, PROVIDENCE, RI | 41.87052778, -71.47491667 | 97.000 m | LTOWER | 43.000 m structure / 44.000 m overall | |
| 4 | T | | | | | | |
| 5 | T | RI | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 58.000 m | | | | 130.300 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | 44.000 m | | | | 76.800 | |
| 1 | 4 | T | | | | | | | |
| 1 | 5 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 9011 MOUNTAIN RIDGE ROAD, AUSTIN, TX | TRAVIS | 5123432769 |
License history
| Date | File or call sign | Action |
|---|
| 2025-07-14 | WRMH482 | LITRAN |
| 2021-04-09 | WRMH482 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4434158 | 2026-08-02 01:20:26 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WRMH482 | ULS 4434158 | 2026-08-02 01:20:26 |
| Status | A | ULS 4434158 | 2026-08-02 01:20:26 |
| Service | IG | ULS 4434158 | 2026-08-02 01:20:26 |
| Grant Date | 2021-04-09 | ULS 4434158 | 2026-08-02 01:20:26 |
| Expiration Date | 2031-04-09 | ULS 4434158 | 2026-08-02 01:20:26 |