Universal Licensing System
WQIW581
Portland, City of
License details
| ULS identifier | 3018607 |
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| Call sign | WQIW581 |
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| Radio service | MW |
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| Status | A |
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| Grant date | 2018-03-08 |
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| Expiration | 2028-06-03 |
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| Frequency range | 11658.125 - 11665 MHz (2 frequencies) |
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| Locations | 1 |
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| Coordinates | 45.4992778, -122.7084167 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:45:13 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 11658.12500000 | | | | | |
| 1 | 2 | FXO | 11665.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 11658.12500000 | | 3M75D7W |
| 1 | 2 | 11665.00000000 | | 40M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | PCC Sylvania Campus - 12000 SW 49th Avenue, Portland, MULTNOMAH, OR | 45.43988889, -122.72783333 | 221.600 m | MTOWER | 36.600 m structure / 36.600 m overall | N |
| 2 | R | | 45.49916667, -122.70833333 | 321.600 m | | | |
| 3 | R | | 45.49927778, -122.70841667 | 321.600 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | Radio Frequency Systems SP4-107A (P) | | V | 40.5000 | 13.0000 | | |
| 1 | 2 | R | Radio Frequency Systems SP4-107A (P) | | | 40.5000 | | | |
| 1 | 3 | R | Commscope VHLP4-11WA | | | 40.7000 | 0.0000 | | |
| 2 | 1 | T | Commscope VHLP4-11WA | | V | 40.7000 | 12.9000 | | |
Control points
| Number | Address | County | Phone |
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| 1 | 3732 SE 99th Avenue, Portland, OR | MULTNOMAH | 5038234767 |
License history
| Date | File or call sign | Action |
|---|
| 2021-07-15 | WQIW581 | LIMOD |
| 2018-03-08 | WQIW581 | LIREN |
| 2018-03-05 | WQIW581 | ESURNW |
| 2009-09-01 | WQIW581 | LETCNS |
| 2008-06-03 | WQIW581 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 3018607 | 2026-08-02 02:45:13 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQIW581 | ULS 3018607 | 2026-08-02 02:45:13 |
| Status | A | ULS 3018607 | 2026-08-02 02:45:13 |
| Service | MW | ULS 3018607 | 2026-08-02 02:45:13 |
| Grant Date | 2018-03-08 | ULS 3018607 | 2026-08-02 02:45:13 |
| Expiration Date | 2028-06-03 | ULS 3018607 | 2026-08-02 02:45:13 |