Universal Licensing System
WRTB425
ALLETE, Inc., d/b/a Minnesota Power
License details
| ULS identifier | 4614442 |
|---|
| Call sign | WRTB425 |
|---|
| Radio service | MG |
|---|
| Status | A |
|---|
| Grant date | 2022-05-31 |
|---|
| Expiration | 2032-05-31 |
|---|
| Frequency range | 6004.5 - 6152.75 MHz (2 frequencies) |
|---|
| Locations | 3 |
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| Representative location | Swanville, MORRISON, MN |
|---|
| Coordinates | 45.9031111, -94.6365833 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:45:30 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 6004.50000000 | | | | | |
| 1 | 1 | FXO | 6004.50000000 | | | | | |
| 1 | 1 | FXO | 6004.50000000 | | | | | |
| 1 | 1 | FXO | 6004.50000000 | | | | | |
| 1 | 1 | FXO | 6004.50000000 | | | | | |
| 1 | 1 | FXO | 6004.50000000 | | | | | |
| 1 | 1 | FXO | 6004.50000000 | | | | | |
| 1 | 1 | FXO | 6004.50000000 | | | | | |
| 1 | 1 | FXO | 6004.50000000 | | | | | |
| 1 | 1 | FXO | 6004.50000000 | | | | | |
| 1 | 2 | FXO | 6152.75000000 | | | | | |
| 1 | 2 | FXO | 6152.75000000 | | | | | |
| 1 | 2 | FXO | 6152.75000000 | | | | | |
| 1 | 2 | FXO | 6152.75000000 | | | | | |
| 1 | 2 | FXO | 6152.75000000 | | | | | |
| 1 | 2 | FXO | 6152.75000000 | | | | | |
| 1 | 2 | FXO | 6152.75000000 | | | | | |
| 1 | 2 | FXO | 6152.75000000 | | | | | |
| 1 | 2 | FXO | 6152.75000000 | | | | | |
| 1 | 2 | FXO | 6152.75000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 6004.50000000 | | 30M0D7W |
| 1 | 1 | 6004.50000000 | | 30M0D7W |
| 1 | 1 | 6004.50000000 | | 30M0D7W |
| 1 | 1 | 6004.50000000 | | 30M0D7W |
| 1 | 1 | 6004.50000000 | | 30M0D7W |
| 1 | 1 | 6004.50000000 | | 30M0D7W |
| 1 | 1 | 6004.50000000 | | 30M0D7W |
| 1 | 1 | 6004.50000000 | | 30M0D7W |
| 1 | 1 | 6004.50000000 | | 30M0D7W |
| 1 | 1 | 6004.50000000 | | 30M0D7W |
| 1 | 2 | 6152.75000000 | | 30M0D7W |
| 1 | 2 | 6152.75000000 | | 30M0D7W |
| 1 | 2 | 6152.75000000 | | 30M0D7W |
| 1 | 2 | 6152.75000000 | | 30M0D7W |
| 1 | 2 | 6152.75000000 | | 30M0D7W |
| 1 | 2 | 6152.75000000 | | 30M0D7W |
| 1 | 2 | 6152.75000000 | | 30M0D7W |
| 1 | 2 | 6152.75000000 | | 30M0D7W |
| 1 | 2 | 6152.75000000 | | 30M0D7W |
| 1 | 2 | 6152.75000000 | | 30M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 10057 Balcony Road, Swanville, MORRISON, MN | 45.90311111, -94.63658333 | 383.900 m | LTOWER | 59.400 m structure / 60.400 m overall | |
| 2 | R | | 45.96219444, -94.29972222 | 370.900 m | | | |
| 3 | R | | 45.97666667, -94.84500000 | 419.100 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | COMMSCOPE PAR6-59WA RF | | V | 38.7000 | 75.8000 | | |
| 1 | 2 | R | COMMSCOPE PAR8-59W RF | | | 41.0000 | | | |
| 1 | 3 | R | COMMSCOPE PAR8-59W RF | | | 41.0000 | | | |
| 2 | 1 | T | COMMSCOPE PAR6-59WA RF | | V | 38.7000 | 296.9000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2023-08-29 | WRTB425 | LETCNS |
| 2022-05-31 | WRTB425 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4614442 | 2026-08-02 02:45:30 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRTB425 | ULS 4614442 | 2026-08-02 02:45:30 |
| Status | A | ULS 4614442 | 2026-08-02 02:45:30 |
| Service | MG | ULS 4614442 | 2026-08-02 02:45:30 |
| Grant Date | 2022-05-31 | ULS 4614442 | 2026-08-02 02:45:30 |
| Expiration Date | 2032-05-31 | ULS 4614442 | 2026-08-02 02:45:30 |