Universal Licensing System
WRZN780
SHM SJ, LLC
License details
| ULS identifier | 4845810 |
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| Call sign | WRZN780 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2023-11-22 |
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| Expiration | 2033-11-22 |
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| Frequency range | 151.5425 - 159.765 MHz (2 frequencies) |
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| Locations | 1 |
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| Representative location | SAN JUAN, SAN JUAN, PR |
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| Coordinates | 18.4625000, -66.1036111 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:24:05 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 151.54250000 | | | 30.000000 | 30.000000 | |
| 1 | 1 | MO | 159.76500000 | | | 30.000000 | 30.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 151.54250000 | | 7K60FXE |
| 1 | 1 | 151.54250000 | | 11K2F3E |
| 1 | 1 | 159.76500000 | | 11K2F3E |
| 1 | 1 | 159.76500000 | | 7K60FXE |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | SAN JUAN, SAN JUAN, PR | 18.46250000, -66.10361111 | | | | |
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 |
|---|
| 1 | CARR NO 3 KM 51.4, 4900, FAJARDO, PR | FAJARDO | 7878601000 |
License history
| Date | File or call sign | Action |
|---|
| 2025-04-30 | WRZN780 | LITRAN |
| 2025-03-29 | WRZN780 | LIAUA |
| 2025-03-27 | WRZN780 | LIAUA |
| 2023-11-22 | WRZN780 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4845810 | 2026-08-02 01:24:05 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRZN780 | ULS 4845810 | 2026-08-02 01:24:05 |
| Status | A | ULS 4845810 | 2026-08-02 01:24:05 |
| Service | IG | ULS 4845810 | 2026-08-02 01:24:05 |
| Grant Date | 2023-11-22 | ULS 4845810 | 2026-08-02 01:24:05 |
| Expiration Date | 2033-11-22 | ULS 4845810 | 2026-08-02 01:24:05 |