Universal Licensing System
WRKB564
DMwireless Inc.
License details
| ULS identifier | 4360952 |
|---|
| Call sign | WRKB564 |
|---|
| Radio service | MG |
|---|
| Status | A |
|---|
| Grant date | 2020-12-07 |
|---|
| Expiration | 2030-12-07 |
|---|
| Frequency range | 10975 MHz |
|---|
| Locations | 2 |
|---|
| Representative location | Utuado, UTUADO, PR |
|---|
| Coordinates | 18.2805833, -66.7288611 |
|---|
| Source archive | l_micro.zip |
|---|
| Dataset refreshed | 2026-08-02 02:46:54 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 10975.00000000 | | | | | |
| 1 | 1 | FXO | 10975.00000000 | | | | | |
| 1 | 1 | FXO | 10975.00000000 | | | | | |
| 1 | 1 | FXO | 10975.00000000 | | | | | |
| 1 | 2 | FXO | 10975.00000000 | | | | | |
| 1 | 2 | FXO | 10975.00000000 | | | | | |
| 1 | 2 | FXO | 10975.00000000 | | | | | |
| 1 | 2 | FXO | 10975.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 10975.00000000 | | 39M9D7D |
| 1 | 1 | 10975.00000000 | | 39M9D7D |
| 1 | 1 | 10975.00000000 | | 39M9D7D |
| 1 | 1 | 10975.00000000 | | 39M9D7D |
| 1 | 2 | 10975.00000000 | | 39M9D7D |
| 1 | 2 | 10975.00000000 | | 39M9D7D |
| 1 | 2 | 10975.00000000 | | 39M9D7D |
| 1 | 2 | 10975.00000000 | | 39M9D7D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | PR-622, Utuado, UTUADO, PR | 18.28058333, -66.72886111 | 420.600 m | LTOWER | 48.000 m structure / 49.000 m overall | |
| 2 | R | | 18.28938889, -66.66050000 | 593.200 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | Ubiquiti Networks, Inc. AF-11G35 | | V | 35.0000 | 82.3000 | | |
| 1 | 2 | R | Ubiquiti Networks, Inc. AF-11G35 | | | 35.0000 | | | |
| 2 | 1 | T | Ubiquiti Networks, Inc. AF-11G35 | | H | 35.0000 | 82.3000 | | |
| 2 | 2 | R | Ubiquiti Networks, Inc. AF-11G35 | | | 35.0000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2020-12-07 | WRKB564 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4360952 | 2026-08-02 02:46:54 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRKB564 | ULS 4360952 | 2026-08-02 02:46:54 |
| Status | A | ULS 4360952 | 2026-08-02 02:46:54 |
| Service | MG | ULS 4360952 | 2026-08-02 02:46:54 |
| Grant Date | 2020-12-07 | ULS 4360952 | 2026-08-02 02:46:54 |
| Expiration Date | 2030-12-07 | ULS 4360952 | 2026-08-02 02:46:54 |