Universal Licensing System
WRTA309
ALLETE, Inc., d/b/a Minnesota Power
License details
| ULS identifier | 4612883 |
|---|
| Call sign | WRTA309 |
|---|
| Radio service | MG |
|---|
| Status | A |
|---|
| Grant date | 2022-05-25 |
|---|
| Expiration | 2032-05-25 |
|---|
| Frequency range | 6004.5 - 6655 MHz (2 frequencies) |
|---|
| Locations | 3 |
|---|
| Representative location | Duluth, ST. LOUIS, MN |
|---|
| Coordinates | 46.9773889, -92.3336389 |
|---|
| Source archive | l_micro.zip |
|---|
| Dataset refreshed | 2026-08-02 02:45:30 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 3 | FXO | 6004.50000000 | | | | | |
| 1 | 3 | FXO | 6004.50000000 | | | | | |
| 1 | 3 | FXO | 6004.50000000 | | | | | |
| 1 | 3 | FXO | 6004.50000000 | | | | | |
| 1 | 3 | FXO | 6004.50000000 | | | | | |
| 1 | 3 | FXO | 6004.50000000 | | | | | |
| 1 | 3 | FXO | 6004.50000000 | | | | | |
| 1 | 3 | FXO | 6004.50000000 | | | | | |
| 1 | 3 | FXO | 6004.50000000 | | | | | |
| 1 | 3 | FXO | 6004.50000000 | | | | | |
| 1 | 4 | FXO | 6655.00000000 | | | | | |
| 1 | 4 | FXO | 6655.00000000 | | | | | |
| 1 | 4 | FXO | 6655.00000000 | | | | | |
| 1 | 4 | FXO | 6655.00000000 | | | | | |
| 1 | 4 | FXO | 6655.00000000 | | | | | |
| 1 | 4 | FXO | 6655.00000000 | | | | | |
| 1 | 4 | FXO | 6655.00000000 | | | | | |
| 1 | 4 | FXO | 6655.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 3 | 6004.50000000 | | 30M0D7W |
| 1 | 3 | 6004.50000000 | | 30M0D7W |
| 1 | 3 | 6004.50000000 | | 30M0D7W |
| 1 | 3 | 6004.50000000 | | 30M0D7W |
| 1 | 3 | 6004.50000000 | | 30M0D7W |
| 1 | 3 | 6004.50000000 | | 30M0D7W |
| 1 | 3 | 6004.50000000 | | 30M0D7W |
| 1 | 3 | 6004.50000000 | | 30M0D7W |
| 1 | 3 | 6004.50000000 | | 30M0D7W |
| 1 | 3 | 6004.50000000 | | 30M0D7W |
| 1 | 4 | 6655.00000000 | | 10M0D7W |
| 1 | 4 | 6655.00000000 | | 10M0D7W |
| 1 | 4 | 6655.00000000 | | 10M0D7W |
| 1 | 4 | 6655.00000000 | | 10M0D7W |
| 1 | 4 | 6655.00000000 | | 10M0D7W |
| 1 | 4 | 6655.00000000 | | 10M0D7W |
| 1 | 4 | 6655.00000000 | | 10M0D7W |
| 1 | 4 | 6655.00000000 | | 10M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 6463 W Bowman Lake Rd, Duluth, ST. LOUIS, MN | 46.97738889, -92.33363889 | 419.300 m | LTOWER | 60.700 m structure / 60.700 m overall | |
| 2 | R | | 46.82527778, -92.12944444 | 411.400 m | | | |
| 3 | R | | 46.97744444, -92.62963889 | 426.700 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 2 | 2 | R | COMMSCOPE PAR6-59WA RF | | | 38.7000 | | | |
| 2 | 3 | R | COMMSCOPE VHLP4-6WC | | | 35.5000 | | | |
| 3 | 1 | T | COMMSCOPE PAR6-59WA RF | | V | 38.7000 | 137.3000 | | |
| 4 | 1 | T | COMMSCOPE VHLP6-6WB | | V | 39.3000 | 270.1000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2024-01-03 | WRTA309 | LETCNS |
| 2023-12-27 | WRTA309 | LETCNS |
| 2023-12-09 | WRTA309 | LIMOD |
| 2023-08-29 | WRTA309 | LETCNS |
| 2022-09-22 | WRTA309 | LIMOD |
| 2022-05-25 | WRTA309 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4612883 | 2026-08-02 02:45:30 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRTA309 | ULS 4612883 | 2026-08-02 02:45:30 |
| Status | A | ULS 4612883 | 2026-08-02 02:45:30 |
| Service | MG | ULS 4612883 | 2026-08-02 02:45:30 |
| Grant Date | 2022-05-25 | ULS 4612883 | 2026-08-02 02:45:30 |
| Expiration Date | 2032-05-25 | ULS 4612883 | 2026-08-02 02:45:30 |