Universal Licensing System
WQSM409
UNIVERSITY OF PUERTO RICO
License details
| ULS identifier | 3526616 |
|---|
| Call sign | WQSM409 |
|---|
| Radio service | PW |
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| Status | A |
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| Grant date | 2023-11-17 |
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| Expiration | 2033-10-30 |
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| Frequency range | 453.3 - 458.3 MHz (2 frequencies) |
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| Locations | 3 |
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| Representative location | MAYAGUEZ, MAYAGUEZ, PR |
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| Coordinates | 18.2183333, -67.1353056 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:16:03 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 453.30000000 | | | 40.000000 | 90.000000 | |
| 2 | 1 | MO | 453.30000000 | | | 25.000000 | 25.000000 | |
| 2 | 1 | MO | 453.30000000 | | | 5.000000 | 5.000000 | |
| 2 | 1 | MO | 458.30000000 | | | 25.000000 | 25.000000 | |
| 2 | 1 | MO | 458.30000000 | | | 5.000000 | 5.000000 | |
| 3 | 1 | FX1 | 458.30000000 | | | 25.000000 | 25.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 453.30000000 | | 11K0F3E |
| 2 | 1 | 453.30000000 | | 11K0F3E |
| 2 | 1 | 453.30000000 | | 11K0F3E |
| 2 | 1 | 458.30000000 | | 11K0F3E |
| 2 | 1 | 458.30000000 | | 11K0F3E |
| 3 | 1 | 458.30000000 | | 11K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | LAS MARIAS AVENUE BUILDING HOTEL, MAYAGUEZ, MAYAGUEZ, PR | 18.21833333, -67.13530556 | 28.900 m | BANT | 30.000 m structure / 36.000 m overall | |
| 2 | T | | | | | | |
| 3 | T | PR | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 36.000 m | V | 2.5000 | 360.0000 | -29.200 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | PALMAS STREET, UNIVERSITY OF PUERTO RICO, MAYAGUEZ, PR | MAYAGUEZ | 7878324040 |
License history
| Date | File or call sign | Action |
|---|
| 2023-11-17 | WQSM409 | LIREN |
| 2023-10-20 | WQSM409 | ESURNW |
| 2023-09-30 | WQSM409 | ESURNW |
| 2023-08-31 | WQSM409 | ESURNW |
| 2023-08-07 | WQSM409 | LETRES |
| 2023-08-01 | WQSM409 | ESURNW |
| 2013-10-30 | WQSM409 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 3526616 | 2026-08-02 01:16:03 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQSM409 | ULS 3526616 | 2026-08-02 01:16:03 |
| Status | A | ULS 3526616 | 2026-08-02 01:16:03 |
| Service | PW | ULS 3526616 | 2026-08-02 01:16:03 |
| Grant Date | 2023-11-17 | ULS 3526616 | 2026-08-02 01:16:03 |
| Expiration Date | 2033-10-30 | ULS 3526616 | 2026-08-02 01:16:03 |