Universal Licensing System
WPRK687
SISTEMAS DE INFORMACION UPR
License details
| ULS identifier | 1832316 |
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| Call sign | WPRK687 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2015-11-03 |
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| Expiration | 2025-11-02 |
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| Cancellation | 2026-01-03 |
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| Frequency range | 152.36 MHz |
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| Locations | 2 |
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| Representative location | RIO PIEDRAS, SAN JUAN, PR |
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| Coordinates | 18.4030000, -66.0493333 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:26:07 |
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Licensee
| Name | SISTEMAS DE INFORMACION UPR |
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| Applicant type | C |
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| FRN | 0013892096 |
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| Location | SAN JUAN, PR |
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| Address | SAN JUAN, PR, 00931 |
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| Phone | 7877640450 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 152.36000000 | | | 25.000000 | 55.000000 | |
| 2 | 1 | MO | 152.36000000 | | | 5.000000 | 5.000000 | |
| 2 | 1 | MO | 157.62000000 | | | 5.000000 | 5.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 152.36000000 | | 11K2F3E |
| 2 | 1 | 152.36000000 | | 11K2F3E |
| 2 | 1 | 157.62000000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | ROOSEVELT TOOR BARBOSA, RIO PIEDRAS, SAN JUAN, PR | 18.40300000, -66.04933333 | 27.000 m | BANT | 30.000 m structure / 32.000 m overall | N |
| 2 | T | | | | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 32.000 m | | | | 16.000 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | ROOSEVELT TOOR BARBOSA, RIO PIEDRAS, PR | SAN JUAN | 7877640450 |
License history
| Date | File or call sign | Action |
|---|
| 2026-01-03 | WPRK687 | LIEXP |
| 2025-08-11 | WPRK687 | LETRES |
| 2015-11-03 | WPRK687 | LIREN |
| 2015-11-02 | WPRK687 | LTSAPR |
| 2015-08-10 | WPRK687 | LETRES |
| 2013-06-11 | WPRK687 | LIMOD |
| 2013-02-04 | WPRK687 | LTSAPR |
| 2013-01-07 | WPRK687 | LTSAPR |
| 2012-11-05 | WPRK687 | LTSAPR |
| 2005-08-16 | WPRK687 | LIREN |
| 2005-08-16 | WPRK687 | LTSFRN |
| 2005-08-08 | WPRK687 | LETRES |
| 2002-09-05 | WPRK687 | AUDOPR |
| 2000-11-23 | WPRK687 | LICCNV |
| 2000-11-02 | WPRK687 | AUTHPR |
| 2000-11-02 | WPRK687 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1832316 | 2026-08-02 01:26:07 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPRK687 | ULS 1832316 | 2026-08-02 01:26:07 |
| Status | E | ULS 1832316 | 2026-08-02 01:26:07 |
| Service | IG | ULS 1832316 | 2026-08-02 01:26:07 |
| Grant Date | 2015-11-03 | ULS 1832316 | 2026-08-02 01:26:07 |
| Expiration Date | 2025-11-02 | ULS 1832316 | 2026-08-02 01:26:07 |
| Cancellation Date | 2026-01-03 | ULS 1832316 | 2026-08-02 01:26:07 |