Universal Licensing System
WPMM577
CENTRAL BEEPERS CORPORATION
License details
| ULS identifier | 1797167 |
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| Call sign | WPMM577 |
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| Radio service | IK |
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| Status | E |
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| Grant date | 1998-09-22 |
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| Expiration | 2008-09-22 |
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| Cancellation | 2008-11-08 |
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| Frequency range | 463.475 - 468.475 MHz (2 frequencies) |
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| Locations | 1 |
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| Representative location | PR |
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| Source archive | l_LMcomm.zip |
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| Dataset refreshed | 2026-08-02 00:44:35 |
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Licensee
| Name | CENTRAL BEEPERS CORPORATION |
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| Applicant type | C |
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| Location | BAYAMON, PR |
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| Address | BAYAMON, PR, 009600789 |
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| Phone | 7872691500 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB6C | 463.47500000 | | | 100.000000 | 280.000000 | |
| 2 | 1 | FB6C | 463.47500000 | | | 100.000000 | 13.000000 | |
| 3 | 1 | FB6C | 463.47500000 | | | 100.000000 | 500.000000 | |
| 5 | 1 | MO | 463.47500000 | | | 50.000000 | 50.000000 | |
| 4 | 1 | FX1 | 468.47500000 | | | 50.000000 | 50.000000 | |
| 5 | 1 | MO | 468.47500000 | | | 50.000000 | 50.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 463.47500000 | | 20K0F3E |
| 2 | 1 | 463.47500000 | | 20K0F3E |
| 3 | 1 | 463.47500000 | | 20K0F3E |
| 5 | 1 | 463.47500000 | | 20K0F3E |
| 4 | 1 | 468.47500000 | | 20K0F3E |
| 5 | 1 | 468.47500000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | PR RD #152 KM 3.9 BO ANONES, NARANJITO, PR | 18.11608333, -66.24627778 | 569.000 m | TOWER | 9.000 m structure / 12.000 m overall | N |
| 2 | T | PR RD #143 KM 18.5, JAYUYA, PR | 18.16747222, -66.57627778 | 1277.000 m | TOWER | 24.000 m structure / 24.000 m overall | N |
| 3 | T | PR RD #946 BO HATO NUEVO, GURABO, PR | 18.28050000, -65.94572222 | 134.000 m | TOWER | 7.000 m structure / 15.000 m overall | N |
| 4 | T | PR | | | | | |
| 5 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 12.000 m | | | | 167.000 | |
| 1 | 2 | T | | 18.000 m | | | | 786.000 | |
| 1 | 3 | T | | 15.000 m | | | | 13.000 | |
| 1 | 4 | T | | | | | | | |
| 1 | 5 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | | | 7872691500 |
License history
| Date | File or call sign | Action |
|---|
| 2008-11-08 | WPMM577 | LIEXP |
| 2008-06-30 | WPMM577 | LETRES |
| 2000-11-23 | WPMM577 | LICCNV |
| 1998-09-22 | WPMM577 | LIISS |
| 1998-09-22 | WPMM577 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1797167 | 2026-08-02 00:44:35 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WPMM577 | ULS 1797167 | 2026-08-02 00:44:35 |
| Status | E | ULS 1797167 | 2026-08-02 00:44:35 |
| Service | IK | ULS 1797167 | 2026-08-02 00:44:35 |
| Grant Date | 1998-09-22 | ULS 1797167 | 2026-08-02 00:44:35 |
| Expiration Date | 2008-09-22 | ULS 1797167 | 2026-08-02 00:44:35 |
| Cancellation Date | 2008-11-08 | ULS 1797167 | 2026-08-02 00:44:35 |