Universal Licensing System
KWU4
Alaska Aviation Radio Inc
License details
| ULS identifier | 1971874 |
|---|
| Call sign | KWU4 |
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| Radio service | AF |
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| Status | A |
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| Grant date | 2019-07-02 |
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| Expiration | 2029-05-25 |
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| Frequency range | 129 - 131.7 MHz (11 frequencies) |
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| Locations | 1 |
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| Representative location | KETCHIKAN, AK |
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| Coordinates | 55.3551944, -131.7108611 |
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| Source archive | l_coast.zip |
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| Dataset refreshed | 2026-08-02 02:08:27 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FA | 129.00000000 | | | 10.000000 | | |
| 1 | 1 | FA | 129.02500000 | | | 10.000000 | | |
| 1 | 1 | FA | 129.10000000 | | | 10.000000 | | |
| 1 | 1 | FA | 129.20000000 | | | 10.000000 | | ML |
| 1 | 1 | FA | 129.50000000 | | | 10.000000 | | |
| 1 | 1 | FA | 130.10000000 | | | 10.000000 | | ML |
| 1 | 1 | FA | 130.30000000 | | | 10.000000 | | |
| 1 | 1 | FA | 130.50000000 | | | 10.000000 | | |
| 1 | 1 | FA | 130.70000000 | | | 10.000000 | | |
| 1 | 1 | FA | 131.10000000 | | | 10.000000 | | |
| 1 | 1 | FA | 131.70000000 | | | 10.000000 | | HL |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 129.00000000 | | 6K00A3E |
| 1 | 1 | 129.02500000 | | 6K00A3E |
| 1 | 1 | 129.10000000 | | 6K00A3E |
| 1 | 1 | 129.20000000 | | 6K00A3E |
| 1 | 1 | 129.50000000 | | 6K00A3E |
| 1 | 1 | 130.10000000 | | 6K00A3E |
| 1 | 1 | 130.30000000 | | 6K00A3E |
| 1 | 1 | 130.50000000 | | 6K00A3E |
| 1 | 1 | 130.70000000 | | 6K00A3E |
| 1 | 1 | 131.10000000 | | 6K00A3E |
| 1 | 1 | 131.70000000 | | 6K00A3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | KETCHIKAN AIRPORT, KETCHIKAN, AK | 55.35519444, -131.71086111 | 27.000 m | B | 9.000 m overall | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 12.000 m | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | ALASKA AIRLINES DISPATCH OFFICE SEATTLE TACOMA INTERNATIONAL AIRPORT, SEATTLE, WA | | |
License history
| Date | File or call sign | Action |
|---|
| 2021-10-26 | KWU4 | LIAUA |
| 2021-10-23 | KWU4 | LIAUA |
| 2019-07-02 | KWU4 | LIREN |
| 2019-02-11 | KWU4 | LETRES |
| 2015-07-29 | KWU4 | LIMOD |
| 2015-06-01 | KWU4 | ESUAPR |
| 2015-03-19 | KWU4 | ESUAPR |
| 2009-04-28 | KWU4 | LIREN |
| 2009-03-02 | KWU4 | LETRES |
| 2007-12-08 | KWU4 | LIAUA |
| 2007-12-07 | KWU4 | ESCAPR |
| 2004-07-07 | KWU4 | LIREN |
| 2004-03-03 | KWU4 | LETRES |
| 2001-04-27 | KWU4 | LICCNV |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1971874 | 2026-08-02 02:08:27 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KWU4 | ULS 1971874 | 2026-08-02 02:08:27 |
| Status | A | ULS 1971874 | 2026-08-02 02:08:27 |
| Service | AF | ULS 1971874 | 2026-08-02 02:08:27 |
| Grant Date | 2019-07-02 | ULS 1971874 | 2026-08-02 02:08:27 |
| Expiration Date | 2029-05-25 | ULS 1971874 | 2026-08-02 02:08:27 |