Universal Licensing System
WRBL558
MontanaSky Networks, Inc.
License details
| ULS identifier | 4036882 |
|---|
| Call sign | WRBL558 |
|---|
| Radio service | MG |
|---|
| Status | A |
|---|
| Grant date | 2018-04-20 |
|---|
| Expiration | 2028-04-20 |
|---|
| Frequency range | 19480 MHz |
|---|
| Locations | 2 |
|---|
| Representative location | Columbia Falls, FLATHEAD, MT |
|---|
| Coordinates | 48.2996389, -114.1740833 |
|---|
| Source archive | l_micro.zip |
|---|
| Dataset refreshed | 2026-08-02 02:44:50 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 19480.00000000 | | | | | |
| 1 | 1 | FXO | 19480.00000000 | | | | | |
| 1 | 1 | FXO | 19480.00000000 | | | | | |
| 1 | 1 | FXO | 19480.00000000 | | | | | |
| 1 | 1 | FXO | 19480.00000000 | | | | | |
| 1 | 1 | FXO | 19480.00000000 | | | | | |
| 1 | 1 | FXO | 19480.00000000 | | | | | |
| 1 | 1 | FXO | 19480.00000000 | | | | | |
| 1 | 1 | FXO | 19480.00000000 | | | | | |
| 1 | 1 | FXO | 19480.00000000 | | | | | |
| 1 | 1 | FXO | 19480.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 19480.00000000 | | 40M0D7W |
| 1 | 1 | 19480.00000000 | | 40M0D7W |
| 1 | 1 | 19480.00000000 | | 40M0D7W |
| 1 | 1 | 19480.00000000 | | 40M0D7W |
| 1 | 1 | 19480.00000000 | | 40M0D7W |
| 1 | 1 | 19480.00000000 | | 40M0D7W |
| 1 | 1 | 19480.00000000 | | 40M0D7W |
| 1 | 1 | 19480.00000000 | | 40M0D7W |
| 1 | 1 | 19480.00000000 | | 40M0D7W |
| 1 | 1 | 19480.00000000 | | 40M0D7W |
| 1 | 1 | 19480.00000000 | | 40M0G7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 2347 Middle Rd, Columbia Falls, FLATHEAD, MT | 48.29963889, -114.17408333 | 934.400 m | B | 10.100 m structure / 10.100 m overall | |
| 2 | R | | 48.11372222, -114.31255556 | 1234.600 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | Cambium Networks, LTD N180082D035A | | V | 43.5000 | 206.5000 | | |
| 1 | 2 | R | Cambium Networks, LTD N180082D035A | | | 43.5000 | 0.0000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2018-04-20 | WRBL558 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4036882 | 2026-08-02 02:44:50 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRBL558 | ULS 4036882 | 2026-08-02 02:44:50 |
| Status | A | ULS 4036882 | 2026-08-02 02:44:50 |
| Service | MG | ULS 4036882 | 2026-08-02 02:44:50 |
| Grant Date | 2018-04-20 | ULS 4036882 | 2026-08-02 02:44:50 |
| Expiration Date | 2028-04-20 | ULS 4036882 | 2026-08-02 02:44:50 |