Universal Licensing System
WSIH550
Washington, State Of
License details
| ULS identifier | 5137279 |
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| Call sign | WSIH550 |
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| Radio service | PF |
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| Status | A |
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| Grant date | 2025-05-16 |
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| Expiration | 2035-05-16 |
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| Frequency range | 4955 - 4975 MHz (3 frequencies) |
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| Locations | 2 |
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| Representative location | Olympia, THURSTON, WA |
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| Coordinates | 46.9731389, -123.1385556 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:45:02 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 4955.00000000 | | | | | |
| 1 | 1 | FXO | 4970.00000000 | | | | | |
| 1 | 1 | FXO | 4975.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 4955.00000000 | | 20M0D7W |
| 1 | 1 | 4970.00000000 | | 20M0D7W |
| 1 | 1 | 4975.00000000 | | 20M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | Olympia, THURSTON, WA | 46.97313889, -123.13855556 | 807.700 m | LTOWER | 15.200 m structure / 15.200 m overall | |
| 2 | R | | 46.96250000, -122.91500000 | 42.600 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | Laird HDDA5W-32 | | S | 29.0000 | 93.9000 | | |
| 1 | 2 | R | Laird HDDA5W-32 | | | 29.0000 | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 2803 156th Ave SE, Bellevue, WA | KING | 4257017800 |
License history
| Date | File or call sign | Action |
|---|
| 2025-05-16 | WSIH550 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 5137279 | 2026-08-02 02:45:02 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WSIH550 | ULS 5137279 | 2026-08-02 02:45:02 |
| Status | A | ULS 5137279 | 2026-08-02 02:45:02 |
| Service | PF | ULS 5137279 | 2026-08-02 02:45:02 |
| Grant Date | 2025-05-16 | ULS 5137279 | 2026-08-02 02:45:02 |
| Expiration Date | 2035-05-16 | ULS 5137279 | 2026-08-02 02:45:02 |