Universal Licensing System
WPDK274
AIRCRAFT SERVICE INTERNATIONAL INC
License details
| ULS identifier | 1869903 |
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| Call sign | WPDK274 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 1998-07-22 |
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| Expiration | 2003-10-07 |
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| Cancellation | 2003-12-07 |
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| Frequency range | 451.825 - 456.825 MHz (2 frequencies) |
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| Locations | 3 |
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| Representative location | SAN DIEGO, SAN DIEGO, CA |
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| Coordinates | 32.7333889, -117.1897500 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:09:51 |
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Licensee
| Name | AIRCRAFT SERVICE INTERNATIONAL INC |
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| Applicant type | C |
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| FRN | 0002768901 |
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| Location | SAN DIEGO, CA |
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| Address | 2340 STILLWATER RD, SAN DIEGO, CA, 92101 |
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| Phone | 6192981128 |
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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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| 2 | 1 | FB2 | 451.82500000 | | | 110.000000 | 250.000000 | |
| 3 | 1 | MO | 451.82500000 | | | 35.000000 | | |
| 1 | 1 | FX1 | 456.82500000 | | | 35.000000 | | |
| 3 | 1 | MO | 456.82500000 | | | 35.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 2 | 1 | 451.82500000 | | 20K0F3E |
| 3 | 1 | 451.82500000 | | 20K0F3E |
| 1 | 1 | 456.82500000 | | 20K0F3E |
| 3 | 1 | 456.82500000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | CA | | | | | |
| 2 | T | LINDBERG AIRPORT SE END OF FIELD, SAN DIEGO, SAN DIEGO, CA | 32.73338889, -117.18975000 | 3.000 m | | 3.000 m structure / 3.000 m overall | N |
| 3 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | | | | | | |
| 1 | 2 | T | | 6.000 m | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 2340 STILLWATER RD, SAN DIEGO, CA | | 6192981128 |
License history
| Date | File or call sign | Action |
|---|
| 2003-12-07 | WPDK274 | LIEXP |
| 2003-07-14 | WPDK274 | LETRES |
| 2002-06-24 | WPDK274 | AUDOPR |
| 2000-11-24 | WPDK274 | LICCNV |
| 1998-07-22 | WPDK274 | AUTHPR |
| 1998-07-22 | WPDK274 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1869903 | 2026-08-02 01:09:51 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WPDK274 | ULS 1869903 | 2026-08-02 01:09:51 |
| Status | E | ULS 1869903 | 2026-08-02 01:09:51 |
| Service | IG | ULS 1869903 | 2026-08-02 01:09:51 |
| Grant Date | 1998-07-22 | ULS 1869903 | 2026-08-02 01:09:51 |
| Expiration Date | 2003-10-07 | ULS 1869903 | 2026-08-02 01:09:51 |
| Cancellation Date | 2003-12-07 | ULS 1869903 | 2026-08-02 01:09:51 |