Universal Licensing System
WSIM503
WASHINGTON, STATE OF - DOT
License details
| ULS identifier | 5143507 |
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| Call sign | WSIM503 |
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| Radio service | PF |
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| Status | A |
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| Grant date | 2025-05-29 |
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| Expiration | 2035-05-29 |
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| Frequency range | 4970 MHz |
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| Locations | 2 |
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| Representative location | ROCK ISLAND, DOUGLAS, WA |
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| Coordinates | 47.3711667, -120.1385556 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:44:16 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 4970.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 4970.00000000 | | 10M0W7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | MP 8.15 SR28, ROCK ISLAND, DOUGLAS, WA | 47.37116667, -120.13855556 | 199.000 m | MAST | 4.600 m structure / 4.600 m overall | |
| 2 | R | | 47.34213889, -120.18419444 | 850.100 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | RADWIN RW-5600-0P58 | | S | 22.0000 | 226.6000 | | |
| 1 | 2 | R | RADWIN RW-5BG5-0650 | | | 17.0000 | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 7345 LINDERSON WAY SW, TUMWATER, WA | THURSTON | 3607057001 |
License history
| Date | File or call sign | Action |
|---|
| 2025-05-29 | WSIM503 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 5143507 | 2026-08-02 02:44:16 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WSIM503 | ULS 5143507 | 2026-08-02 02:44:16 |
| Status | A | ULS 5143507 | 2026-08-02 02:44:16 |
| Service | PF | ULS 5143507 | 2026-08-02 02:44:16 |
| Grant Date | 2025-05-29 | ULS 5143507 | 2026-08-02 02:44:16 |
| Expiration Date | 2035-05-29 | ULS 5143507 | 2026-08-02 02:44:16 |