Universal Licensing System
WPNI452
UNIVERSITY OF PUERTO RICO
License details
| ULS identifier | 1043658 |
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| Call sign | WPNI452 |
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| Radio service | CF |
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| Status | E |
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| Grant date | 1997-09-16 |
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| Expiration | 2001-02-01 |
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| Cancellation | 2001-05-06 |
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| Frequency range | 10638.125 MHz |
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| Locations | 2 |
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| Representative location | ARECIBO, PR |
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| Coordinates | 18.4688056, -66.7418889 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-17 04:26:29 |
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Licensee
| Name | UNIVERSITY OF PUERTO RICO |
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| Location | SAN JUAN, PR |
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| Address | APARTADO 364984 G, SAN JUAN, PR, 009364984 |
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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 | 10638.12500000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
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| 1 | 1 | 10638.12500000 | | 3M50D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | CARR 653 KM 0.8, ARECIBO, PR | 18.46880556, -66.74188889 | 66.800 m | | 10.100 m structure / 11.900 m overall | |
| 2 | R | | 18.47911111, -66.69544444 | 4.900 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | V | 39.9000 | 76.9000 | | |
| 1 | 2 | R | | | | 39.9000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2001-05-06 | WPNI452 | LIEXP |
| 2000-11-13 | WPNI452 | LETRES |
| 1999-08-14 | WPNI452 | LICCNV |
| 1997-09-16 | WPNI452 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 1043658 | 2026-08-17 04:26:29 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WPNI452 | ULS 1043658 | 2026-08-17 04:26:29 |
| Status | E | ULS 1043658 | 2026-08-17 04:26:29 |
| Service | CF | ULS 1043658 | 2026-08-17 04:26:29 |
| Grant Date | 1997-09-16 | ULS 1043658 | 2026-08-17 04:26:29 |
| Expiration Date | 2001-02-01 | ULS 1043658 | 2026-08-17 04:26:29 |
| Cancellation Date | 2001-05-06 | ULS 1043658 | 2026-08-17 04:26:29 |