Universal Licensing System
WRDU367
State of Montana
License details
| ULS identifier | 4181603 |
|---|
| Call sign | WRDU367 |
|---|
| Radio service | MW |
|---|
| Status | A |
|---|
| Grant date | 2019-07-22 |
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| Expiration | 2029-07-22 |
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| Frequency range | 10975 MHz |
|---|
| Locations | 2 |
|---|
| Representative location | Helena, LEWIS AND CLARK, MT |
|---|
| Coordinates | 46.6086111, -111.9722222 |
|---|
| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:45:37 |
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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 | 1 | FXO | 10975.00000000 | | | | | |
| 1 | 1 | FXO | 10975.00000000 | | | | | |
| 1 | 1 | FXO | 10975.00000000 | | | | | |
| 1 | 1 | FXO | 10975.00000000 | | | | | |
| 1 | 1 | FXO | 10975.00000000 | | | | | |
| 1 | 1 | FXO | 10975.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 10975.00000000 | | 40M0D7W |
| 1 | 1 | 10975.00000000 | | 40M0D7W |
| 1 | 1 | 10975.00000000 | | 40M0D7W |
| 1 | 1 | 10975.00000000 | | 40M0D7W |
| 1 | 1 | 10975.00000000 | | 40M0D7W |
| 1 | 1 | 10975.00000000 | | 40M0D7W |
| 1 | 1 | 10975.00000000 | | 40M0D7W |
| 1 | 1 | 10975.00000000 | | 40M0D7W |
| 1 | 1 | 10975.00000000 | | 40M0D7W |
| 1 | 1 | 10975.00000000 | | 40M0G7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | Skyway Dr, Helena, LEWIS AND CLARK, MT | 46.60861111, -111.97222222 | 1167.000 m | B | 13.000 m structure / 13.000 m overall | |
| 2 | R | | 46.61861111, -112.09694444 | 1208.500 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | Commscope VHLP2-11WA | | V | 34.7000 | 276.7000 | | |
| 1 | 2 | R | Commscope VHLP2-11WA | | | 34.7000 | 0.0000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2020-10-27 | WRDU367 | LETCNS |
| 2019-07-22 | WRDU367 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4181603 | 2026-08-02 02:45:37 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRDU367 | ULS 4181603 | 2026-08-02 02:45:37 |
| Status | A | ULS 4181603 | 2026-08-02 02:45:37 |
| Service | MW | ULS 4181603 | 2026-08-02 02:45:37 |
| Grant Date | 2019-07-22 | ULS 4181603 | 2026-08-02 02:45:37 |
| Expiration Date | 2029-07-22 | ULS 4181603 | 2026-08-02 02:45:37 |