Universal Licensing System
WRTF551
DMwireless Inc.
License details
| ULS identifier | 4620246 |
|---|
| Call sign | WRTF551 |
|---|
| Radio service | MG |
|---|
| Status | A |
|---|
| Grant date | 2022-06-10 |
|---|
| Expiration | 2032-06-10 |
|---|
| Frequency range | 17980 MHz |
|---|
| Locations | 2 |
|---|
| Representative location | Morovis, MOROVIS, PR |
|---|
| Coordinates | 18.2681389, -66.4039167 |
|---|
| Source archive | l_micro.zip |
|---|
| Dataset refreshed | 2026-08-02 02:47:04 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 17980.00000000 | | | | | |
| 1 | 1 | FXO | 17980.00000000 | | | | | |
| 1 | 1 | FXO | 17980.00000000 | | | | | |
| 1 | 1 | FXO | 17980.00000000 | | | | | |
| 1 | 1 | FXO | 17980.00000000 | | | | | |
| 1 | 1 | FXO | 17980.00000000 | | | | | |
| 1 | 1 | FXO | 17980.00000000 | | | | | |
| 1 | 1 | FXO | 17980.00000000 | | | | | |
| 1 | 1 | FXO | 17980.00000000 | | | | | |
| 1 | 1 | FXO | 17980.00000000 | | | | | |
| 1 | 2 | FXO | 17980.00000000 | | | | | |
| 1 | 2 | FXO | 17980.00000000 | | | | | |
| 1 | 2 | FXO | 17980.00000000 | | | | | |
| 1 | 2 | FXO | 17980.00000000 | | | | | |
| 1 | 2 | FXO | 17980.00000000 | | | | | |
| 1 | 2 | FXO | 17980.00000000 | | | | | |
| 1 | 2 | FXO | 17980.00000000 | | | | | |
| 1 | 2 | FXO | 17980.00000000 | | | | | |
| 1 | 2 | FXO | 17980.00000000 | | | | | |
| 1 | 2 | FXO | 17980.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 17980.00000000 | | 80M0D7W |
| 1 | 1 | 17980.00000000 | | 80M0D7W |
| 1 | 1 | 17980.00000000 | | 80M0D7W |
| 1 | 1 | 17980.00000000 | | 80M0D7W |
| 1 | 1 | 17980.00000000 | | 80M0D7W |
| 1 | 1 | 17980.00000000 | | 80M0D7W |
| 1 | 1 | 17980.00000000 | | 80M0D7W |
| 1 | 1 | 17980.00000000 | | 80M0D7W |
| 1 | 1 | 17980.00000000 | | 80M0D7W |
| 1 | 1 | 17980.00000000 | | 80M0D7W |
| 1 | 2 | 17980.00000000 | | 80M0D7W |
| 1 | 2 | 17980.00000000 | | 80M0D7W |
| 1 | 2 | 17980.00000000 | | 80M0D7W |
| 1 | 2 | 17980.00000000 | | 80M0D7W |
| 1 | 2 | 17980.00000000 | | 80M0D7W |
| 1 | 2 | 17980.00000000 | | 80M0D7W |
| 1 | 2 | 17980.00000000 | | 80M0D7W |
| 1 | 2 | 17980.00000000 | | 80M0D7W |
| 1 | 2 | 17980.00000000 | | 80M0D7W |
| 1 | 2 | 17980.00000000 | | 80M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | Morovis, Morovis, MOROVIS, PR | 18.26813889, -66.40391667 | 674.100 m | BANT | 15.200 m structure / 15.200 m overall | |
| 2 | R | | 18.30211111, -66.39150000 | 458.600 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | RFS SCX3-190 | | V | 43.3000 | 19.1000 | | |
| 1 | 2 | R | RFS SCX3-190 | | | 43.3000 | | | |
| 2 | 1 | T | RFS SCX3-190 | | H | 43.3000 | 19.1000 | | |
| 2 | 2 | R | RFS SCX3-190 | | | 43.3000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2023-09-12 | WRTF551 | LETCNS |
| 2022-06-10 | WRTF551 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4620246 | 2026-08-02 02:47:04 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRTF551 | ULS 4620246 | 2026-08-02 02:47:04 |
| Status | A | ULS 4620246 | 2026-08-02 02:47:04 |
| Service | MG | ULS 4620246 | 2026-08-02 02:47:04 |
| Grant Date | 2022-06-10 | ULS 4620246 | 2026-08-02 02:47:04 |
| Expiration Date | 2032-06-10 | ULS 4620246 | 2026-08-02 02:47:04 |