Universal Licensing System
WRMJ283
Seattle, City of
License details
| ULS identifier | 4437491 |
|---|
| Call sign | WRMJ283 |
|---|
| Radio service | MW |
|---|
| Status | A |
|---|
| Grant date | 2021-04-19 |
|---|
| Expiration | 2031-04-19 |
|---|
| Frequency range | 17820 MHz |
|---|
| Locations | 2 |
|---|
| Representative location | Seattle, KING, WA |
|---|
| Coordinates | 47.6674167, -122.3540556 |
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| Source archive | l_micro.zip |
|---|
| Dataset refreshed | 2026-08-02 02:47:22 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 17820.00000000 | | | | | |
| 1 | 1 | FXO | 17820.00000000 | | | | | |
| 1 | 1 | FXO | 17820.00000000 | | | | | |
| 1 | 1 | FXO | 17820.00000000 | | | | | |
| 1 | 1 | FXO | 17820.00000000 | | | | | |
| 1 | 1 | FXO | 17820.00000000 | | | | | |
| 1 | 1 | FXO | 17820.00000000 | | | | | |
| 1 | 1 | FXO | 17820.00000000 | | | | | |
| 1 | 1 | FXO | 17820.00000000 | | | | | |
| 1 | 1 | FXO | 17820.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 17820.00000000 | | 80M0D7W |
| 1 | 1 | 17820.00000000 | | 80M0D7W |
| 1 | 1 | 17820.00000000 | | 80M0D7W |
| 1 | 1 | 17820.00000000 | | 80M0D7W |
| 1 | 1 | 17820.00000000 | | 80M0D7W |
| 1 | 1 | 17820.00000000 | | 80M0D7W |
| 1 | 1 | 17820.00000000 | | 80M0D7W |
| 1 | 1 | 17820.00000000 | | 80M0D7W |
| 1 | 1 | 17820.00000000 | | 80M0G7W |
| 1 | 1 | 17820.00000000 | | 80M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 601 N 59th St, Seattle, KING, WA | 47.66741667, -122.35405556 | 115.000 m | TANK | 22.800 m structure / 24.800 m overall | |
| 2 | R | | 47.65086111, -122.39141667 | 98.000 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | Cambium Networks, LTD N180082D033A | | V | 39.0000 | 236.8000 | | |
| 1 | 2 | R | Cambium Networks, LTD N180082D031A | | | 34.6000 | 0.0000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2022-07-19 | WRMJ283 | LETCNS |
| 2021-04-19 | WRMJ283 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4437491 | 2026-08-02 02:47:22 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRMJ283 | ULS 4437491 | 2026-08-02 02:47:22 |
| Status | A | ULS 4437491 | 2026-08-02 02:47:22 |
| Service | MW | ULS 4437491 | 2026-08-02 02:47:22 |
| Grant Date | 2021-04-19 | ULS 4437491 | 2026-08-02 02:47:22 |
| Expiration Date | 2031-04-19 | ULS 4437491 | 2026-08-02 02:47:22 |