Universal Licensing System
WPKT277
OFFSHORE SYSTEMS INC
License details
| ULS identifier | 1751339 |
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| Call sign | WPKT277 |
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| Radio service | IG |
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| Status | T |
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| Grant date | 1997-06-30 |
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| Expiration | 2002-06-30 |
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| Cancellation | 2002-04-12 |
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| Frequency range | 461.125 - 461.55 MHz (3 frequencies) |
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| Locations | 2 |
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| Representative location | DUTCH HARBOR, ALEUTIANS EAST, AK |
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| Coordinates | 53.8519167, -166.5657778 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:29:03 |
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Licensee
| Name | OFFSHORE SYSTEMS INC |
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| Applicant type | C |
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| Location | KIRKLAND, WA |
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| Address | KIRKLAND, WA, 98083 |
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| Phone | 2068286434 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
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| 1 | 1 | FB | 461.12500000 | | | 40.000000 | 145.000000 | |
| 2 | 1 | MO | 461.12500000 | | | 40.000000 | | |
| 2 | 1 | MO | 461.32500000 | | | 40.000000 | | |
| 2 | 1 | MO | 461.55000000 | | | 40.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 461.12500000 | | 20K0F3E |
| 2 | 1 | 461.12500000 | | 20K0F3E |
| 2 | 1 | 461.32500000 | | 20K0F3E |
| 2 | 1 | 461.55000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | MI 3 CAPTAINS BAY RD, DUTCH HARBOR, ALEUTIANS EAST, AK | 53.85191667, -166.56577778 | 6.000 m | B | 6.000 m structure / 9.000 m overall | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | 9.000 m | | | | 8.000 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | MILE 3 CAPTAINS BAY RD, DUTCH HARBOR, AK | | 2068286434 |
License history
| Date | File or call sign | Action |
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| 2002-04-12 | WPKT277 | LITERM |
| 2001-10-19 | WPKT277 | AUDCAN |
| 2000-12-01 | WPKT277 | COR |
| 2000-11-23 | WPKT277 | LICCNV |
| 1997-06-30 | WPKT277 | LIISS |
| 1997-06-30 | WPKT277 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 1751339 | 2026-08-02 01:29:03 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WPKT277 | ULS 1751339 | 2026-08-02 01:29:03 |
| Status | T | ULS 1751339 | 2026-08-02 01:29:03 |
| Service | IG | ULS 1751339 | 2026-08-02 01:29:03 |
| Grant Date | 1997-06-30 | ULS 1751339 | 2026-08-02 01:29:03 |
| Expiration Date | 2002-06-30 | ULS 1751339 | 2026-08-02 01:29:03 |
| Cancellation Date | 2002-04-12 | ULS 1751339 | 2026-08-02 01:29:03 |