Universal Licensing System
WPTH550
MONTANA DEPARTMENT OF TRANSPORTATION
License details
| ULS identifier | 2354611 |
|---|
| Call sign | WPTH550 |
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| Radio service | PW |
|---|
| Status | A |
|---|
| Grant date | 2021-08-10 |
|---|
| Expiration | 2031-10-03 |
|---|
| Frequency range | 453.025 - 460.625 MHz (5 frequencies) |
|---|
| Locations | 1 |
|---|
| Representative location | MT |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:09:15 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FBT | 453.02500000 | | | 35.000000 | 35.000000 | |
| 1 | 1 | FBT | 453.07500000 | | | 35.000000 | 35.000000 | |
| 1 | 1 | FBT | 453.75000000 | | | 35.000000 | 70.000000 | |
| 1 | 1 | FBT | 453.80000000 | | | 35.000000 | 70.000000 | |
| 1 | 1 | FBT | 460.62500000 | | | 35.000000 | 35.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 453.02500000 | | 11K2F1D |
| 1 | 1 | 453.02500000 | | 9K80F1D |
| 1 | 1 | 453.07500000 | | 9K80F1D |
| 1 | 1 | 453.07500000 | | 11K2F1D |
| 1 | 1 | 453.75000000 | | 11K2F1D |
| 1 | 1 | 453.80000000 | | 11K2F1D |
| 1 | 1 | 460.62500000 | | 9K80F1D |
| 1 | 1 | 460.62500000 | | 11K2F1D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | MT | | 0.000 m | | 0.000 m structure / 0.000 m overall | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 2701 Prospect Ave, Helena, MT | LEWIS AND CLARK | 4064446305 |
License history
| Date | File or call sign | Action |
|---|
| 2023-05-26 | WPTH550 | LIAUA |
| 2021-08-10 | WPTH550 | LIREN |
| 2021-07-19 | WPTH550 | LETRES |
| 2015-03-18 | WPTH550 | LIMOD |
| 2013-12-18 | WPTH550 | LIMOD |
| 2011-10-04 | WPTH550 | AUTHPR |
| 2011-10-03 | WPTH550 | INTDUP |
| 2011-10-03 | WPTH550 | COR |
| 2011-10-01 | WPTH550 | LIREN |
| 2011-09-30 | WPTH550 | ESUFND |
| 2011-09-30 | WPTH550 | ESUFRN |
| 2011-09-23 | WPTH550 | ESURNW |
| 2011-09-03 | WPTH550 | ESURNW |
| 2011-08-04 | WPTH550 | ESURNW |
| 2011-07-11 | WPTH550 | LETRES |
| 2011-07-05 | WPTH550 | ESURNW |
| 2011-03-31 | WPTH550 | LIMOD |
| 2001-10-03 | WPTH550 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2354611 | 2026-08-02 01:09:15 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPTH550 | ULS 2354611 | 2026-08-02 01:09:15 |
| Status | A | ULS 2354611 | 2026-08-02 01:09:15 |
| Service | PW | ULS 2354611 | 2026-08-02 01:09:15 |
| Grant Date | 2021-08-10 | ULS 2354611 | 2026-08-02 01:09:15 |
| Expiration Date | 2031-10-03 | ULS 2354611 | 2026-08-02 01:09:15 |