Universal Licensing System
WRTT381
JDMD INC
License details
| ULS identifier | 4638525 |
|---|
| Call sign | WRTT381 |
|---|
| Radio service | YG |
|---|
| Status | A |
|---|
| Grant date | 2022-07-21 |
|---|
| Expiration | 2032-07-21 |
|---|
| Frequency range | 151.73 - 160.05 MHz (10 frequencies) |
|---|
| Locations | 2 |
|---|
| Representative location | Sidney, RICHLAND, MT |
|---|
| Coordinates | 47.7108056, -104.3548611 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:23:35 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB6 | 151.73000000 | | | 100.000000 | 153.000000 | |
| 1 | 1 | FB8 | 151.97000000 | | | 100.000000 | 153.000000 | |
| 1 | 1 | FB6 | 152.28500000 | | | 100.000000 | 153.000000 | |
| 1 | 1 | FB6 | 152.98250000 | | | 100.000000 | 153.000000 | |
| 1 | 1 | FB8 | 153.23000000 | | | 100.000000 | 153.000000 | |
| 2 | 1 | MO6 | 157.54500000 | | | 50.000000 | 50.000000 | |
| 2 | 1 | MO8 | 159.75000000 | | | 50.000000 | 50.000000 | |
| 2 | 1 | MO6 | 159.96000000 | | | 50.000000 | 50.000000 | |
| 2 | 1 | MO8 | 160.02000000 | | | 50.000000 | 50.000000 | |
| 2 | 1 | MO6 | 160.05000000 | | | 50.000000 | 50.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 151.73000000 | | 4K00F1W |
| 1 | 1 | 151.73000000 | | 8K30F7W |
| 1 | 1 | 151.73000000 | | 11K2F3E |
| 1 | 1 | 151.97000000 | | 11K2F3E |
| 1 | 1 | 151.97000000 | | 4K00F1W |
| 1 | 1 | 151.97000000 | | 8K30F7W |
| 1 | 1 | 152.28500000 | | 4K00F1W |
| 1 | 1 | 152.28500000 | | 11K2F3E |
| 1 | 1 | 152.28500000 | | 8K30F7W |
| 1 | 1 | 152.98250000 | | 4K00F1W |
| 1 | 1 | 152.98250000 | | 11K2F3E |
| 1 | 1 | 152.98250000 | | 8K30F7W |
| 1 | 1 | 153.23000000 | | 11K2F3E |
| 1 | 1 | 153.23000000 | | 4K00F1W |
| 1 | 1 | 153.23000000 | | 8K30F7W |
| 2 | 1 | 157.54500000 | | 4K00F1W |
| 2 | 1 | 157.54500000 | | 8K30F7W |
| 2 | 1 | 157.54500000 | | 11K2F3E |
| 2 | 1 | 159.75000000 | | 4K00F1W |
| 2 | 1 | 159.75000000 | | 11K2F3E |
| 2 | 1 | 159.75000000 | | 8K30F7W |
| 2 | 1 | 159.96000000 | | 4K00F1W |
| 2 | 1 | 159.96000000 | | 11K2F3E |
| 2 | 1 | 159.96000000 | | 8K30F7W |
| 2 | 1 | 160.02000000 | | 4K00F1W |
| 2 | 1 | 160.02000000 | | 11K2F3E |
| 2 | 1 | 160.02000000 | | 8K30F7W |
| 2 | 1 | 160.05000000 | | 4K00F1W |
| 2 | 1 | 160.05000000 | | 11K2F3E |
| 2 | 1 | 160.05000000 | | 8K30F7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 8.6 Miles West of Sidney, Sidney, RICHLAND, MT | 47.71080556, -104.35486111 | 794.300 m | LTOWER | 27.000 m structure / 27.000 m overall | |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 27.000 m | | | | 117.400 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 1540 South Central Ave, Sidney, MT | RICHLAND | 4064331659 |
License history
| Date | File or call sign | Action |
|---|
| 2022-07-21 | WRTT381 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4638525 | 2026-08-02 01:23:35 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRTT381 | ULS 4638525 | 2026-08-02 01:23:35 |
| Status | A | ULS 4638525 | 2026-08-02 01:23:35 |
| Service | YG | ULS 4638525 | 2026-08-02 01:23:35 |
| Grant Date | 2022-07-21 | ULS 4638525 | 2026-08-02 01:23:35 |
| Expiration Date | 2032-07-21 | ULS 4638525 | 2026-08-02 01:23:35 |