Universal Licensing System
WRDZ437
Liberty Mobile Puerto Rico Inc.
License details
| ULS identifier | 4193033 |
|---|
| Call sign | WRDZ437 |
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| Radio service | CF |
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| Status | A |
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| Grant date | 2019-08-27 |
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| Expiration | 2029-08-27 |
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| Frequency range | 21925 MHz |
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| Locations | 2 |
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| Representative location | GUAYNABO, GUAYNABO, PR |
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| Coordinates | 18.3848889, -66.1075278 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:45:42 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 21925.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 21925.00000000 | | 50M0D7W |
| 1 | 1 | 21925.00000000 | | 50M0D7W |
| 1 | 1 | 21925.00000000 | | 50M0D7W |
| 1 | 1 | 21925.00000000 | | 50M0D7W |
| 1 | 1 | 21925.00000000 | | 50M0D7W |
| 1 | 1 | 21925.00000000 | | 50M0D7W |
| 1 | 1 | 21925.00000000 | | 50M0D7W |
| 1 | 1 | 21925.00000000 | | 50M0D7W |
| 1 | 1 | 21925.00000000 | | 50M0D7W |
| 1 | 1 | 21925.00000000 | | 50M0D7W |
| 1 | 1 | 21925.00000000 | | 50M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | #20 KM 2.3 MARGINAL MARTINEZ NADAL, GUAYNABO, GUAYNABO, PR | 18.38488889, -66.10752778 | 53.000 m | B | 6.100 m structure / 11.000 m overall | |
| 2 | R | | 18.38983333, -66.09911111 | 46.000 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | COMMSCOPE VHLP2-23 | | V | 40.4000 | 58.4000 | | |
| 1 | 2 | R | COMMSCOPE VHLP2-23 | | | 40.4000 | | | |
Special conditions
| Type | Condition code |
|---|
| P | 4020 |
| P | 5106 |
License history
| Date | File or call sign | Action |
|---|
| 2023-01-13 | WRDZ437 | LIAUA |
| 2023-01-12 | WRDZ437 | LIAUA |
| 2020-11-26 | WRDZ437 | LIAUA |
| 2020-10-31 | WRDZ437 | LITRAN |
| 2020-10-02 | WRDZ437 | LIMOD |
| 2019-08-27 | WRDZ437 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4193033 | 2026-08-02 02:45:42 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRDZ437 | ULS 4193033 | 2026-08-02 02:45:42 |
| Status | A | ULS 4193033 | 2026-08-02 02:45:42 |
| Service | CF | ULS 4193033 | 2026-08-02 02:45:42 |
| Grant Date | 2019-08-27 | ULS 4193033 | 2026-08-02 02:45:42 |
| Expiration Date | 2029-08-27 | ULS 4193033 | 2026-08-02 02:45:42 |