Universal Licensing System
WHI483
INSTRUCOM, INC.
License details
| ULS identifier | 982070 |
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| Call sign | WHI483 |
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| Radio service | MG |
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| Status | E |
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| Grant date | 1993-08-24 |
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| Expiration | 1998-08-24 |
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| Frequency range | 953.9 MHz |
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| Locations | 2 |
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| Representative location | UPPER MARLBORO, PRINCE GEORGE'S, MD |
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| Coordinates | 38.7720556, -76.8013333 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:47:45 |
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Licensee
| Name | INSTRUCOM, INC. |
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| Applicant type | C |
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| Location | SILVER SPRING, MD |
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| Address | 17335 DONORA ROAD, SILVER SPRING, MD, 20904 |
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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 | FXO | 953.90000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
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| 1 | 1 | 953.90000000 | | 100KF9W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | 8600 CRAIN HWY, UPPER MARLBORO, PRINCE GEORGE'S, MD | 38.77205556, -76.80133333 | 61.000 m | | 36.600 m overall | |
| 2 | R | | 39.14425000, -76.98719444 | 160.000 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | | V | 22.6000 | 338.8000 | | |
| 1 | 2 | R | | | | 18.9000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 1999-08-13 | WHI483 | LICCNV |
| 1999-07-22 | WHI483 | COR |
| 1993-08-24 | WHI483 | LIMOD |
| 1988-03-21 | WHI483 | LIMOD |
| 1983-02-25 | WHI483 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 982070 | 2026-08-02 02:47:45 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WHI483 | ULS 982070 | 2026-08-02 02:47:45 |
| Status | E | ULS 982070 | 2026-08-02 02:47:45 |
| Service | MG | ULS 982070 | 2026-08-02 02:47:45 |
| Grant Date | 1993-08-24 | ULS 982070 | 2026-08-02 02:47:45 |
| Expiration Date | 1998-08-24 | ULS 982070 | 2026-08-02 02:47:45 |