Universal Licensing System
WRDM315
TRIANGLE COMMUNICATIONS INC
License details
| ULS identifier | 4166430 |
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| Call sign | WRDM315 |
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| Radio service | YG |
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| Status | A |
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| Grant date | 2019-06-04 |
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| Expiration | 2029-06-04 |
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| Frequency range | 452.7 - 466.925 MHz (4 frequencies) |
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| Locations | 2 |
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| Representative location | CHESAPEAKE CITY, CECIL, MD |
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| Coordinates | 39.5336111, -75.8197222 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:13:44 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB6 | 452.70000000 | | | 80.000000 | 250.000000 | |
| 2 | 1 | MO6 | 457.70000000 | | | 45.000000 | 45.000000 | |
| 1 | 1 | FB6 | 461.92500000 | | | 80.000000 | 250.000000 | |
| 2 | 1 | MO6 | 466.92500000 | | | 45.000000 | 45.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 452.70000000 | | 7K60FXE |
| 2 | 1 | 457.70000000 | | 7K60FXE |
| 1 | 1 | 461.92500000 | | 7K60FXE |
| 2 | 1 | 466.92500000 | | 7K60FXE |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 109 BOATYARD ROAD, CHESAPEAKE CITY, CECIL, MD | 39.53361111, -75.81972222 | 14.900 m | GTOWER | 96.000 m structure / 96.000 m overall | |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 92.700 m | | | | 89.900 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 940 W. Main St., New Holland, PA | LANCASTER | 7176562211 |
License history
| Date | File or call sign | Action |
|---|
| 2023-09-30 | WRDM315 | LITRAN |
| 2019-06-04 | WRDM315 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4166430 | 2026-08-02 01:13:44 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRDM315 | ULS 4166430 | 2026-08-02 01:13:44 |
| Status | A | ULS 4166430 | 2026-08-02 01:13:44 |
| Service | YG | ULS 4166430 | 2026-08-02 01:13:44 |
| Grant Date | 2019-06-04 | ULS 4166430 | 2026-08-02 01:13:44 |
| Expiration Date | 2029-06-04 | ULS 4166430 | 2026-08-02 01:13:44 |