Universal Licensing System
WRDI981
State of New Hampshire, Department of Transportation, Division of Operations
License details
| ULS identifier | 4158734 |
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| Call sign | WRDI981 |
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| Radio service | PA |
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| Status | A |
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| Grant date | 2019-05-09 |
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| Expiration | 2029-05-09 |
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| Frequency range | 4950 - 4980 MHz (4 frequencies) |
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| Locations | 4 |
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| Representative location | Merrimack, HILLSBOROUGH, NH |
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| Coordinates | 42.8268889, -71.5021389 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:13:58 |
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Licensee
| Name | State of New Hampshire, Department of Transportation, Division of Operations |
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| Applicant type | G |
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| FRN | 0004903712 |
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| Location | Concord, NH |
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| Address | Seven Hazen Drive, Concord, NH, 033020483 |
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| Phone | 6032716862 |
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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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| 3 | 2 | FXB | 4950.00000000 | | | 0.250000 | 7.640000 | |
| 1 | 1 | FXB | 4960.00000000 | | | 0.250000 | 7.640000 | |
| 2 | 2 | FXB | 4970.00000000 | | | 0.250000 | 7.640000 | |
| 4 | 1 | FXB | 4980.00000000 | | | 0.250000 | 7.640000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 3 | 2 | 4950.00000000 | | 18M2D7D |
| 1 | 1 | 4960.00000000 | | 18M2D7D |
| 2 | 2 | 4970.00000000 | | 18M2D7D |
| 4 | 1 | 4980.00000000 | | 18M2D7D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | ATC Outlets, Merrimack, HILLSBOROUGH, NH | 42.82688889, -71.50213889 | 114.600 m | GTOWER | 57.900 m structure / 60.600 m overall | |
| 2 | T | FEE N 1.3 PNFM T, NASHUA, HILLSBOROUGH, NH | 42.71927778, -71.44900000 | 68.300 m | POLE | 21.300 m structure / 22.300 m overall | N |
| 3 | T | FEE N 2.7 TMMB T, NASHUA, HILLSBOROUGH, NH | 42.73502778, -71.45736111 | 65.800 m | SIGN | 7.600 m structure / 10.400 m overall | N |
| 4 | T | FEE S 4.7 PNFM T, NASHUA, HILLSBOROUGH, NH | 42.74647222, -71.49288889 | 60.400 m | POLE | 21.300 m structure / 22.300 m overall | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | 48.700 m | S | 17.0000 | 165.0000 | | |
| 1 | 4 | T | | 19.800 m | S | 17.0000 | 0.0000 | | |
| 2 | 2 | T | | 19.800 m | S | 17.0000 | 170.0000 | | |
| 2 | 3 | T | | 10.100 m | S | 17.0000 | 150.0000 | | |
Control points
| Number | Address | County | Phone |
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| 1 | 110 Smokey Bear Blvd, Concord, NH | MERRIMACK | 6032716862 |
Special conditions
| Type | Condition code |
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| P | 3055 |
| P | 4020 |
License history
| Date | File or call sign | Action |
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| 2025-02-28 | WRDI981 | COR |
| 2025-02-27 | WRDI981 | COR |
| 2025-02-26 | WRDI981 | COR |
| 2021-12-08 | WRDI981 | LIMOD |
| 2020-08-11 | WRDI981 | LETCNS |
| 2019-07-17 | WRDI981 | LIMOD |
| 2019-05-09 | WRDI981 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 4158734 | 2026-08-02 01:13:58 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WRDI981 | ULS 4158734 | 2026-08-02 01:13:58 |
| Status | A | ULS 4158734 | 2026-08-02 01:13:58 |
| Service | PA | ULS 4158734 | 2026-08-02 01:13:58 |
| Grant Date | 2019-05-09 | ULS 4158734 | 2026-08-02 01:13:58 |
| Expiration Date | 2029-05-09 | ULS 4158734 | 2026-08-02 01:13:58 |