Universal Licensing System
WQDF398
Keystone Aviation Services, LLC
License details
| ULS identifier | 2740309 |
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| Call sign | WQDF398 |
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| Radio service | AF |
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| Status | A |
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| Grant date | 2025-08-25 |
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| Expiration | 2035-08-10 |
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| Frequency range | 122.95 MHz |
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| Locations | 1 |
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| Representative location | Oxford, NEW HAVEN, CT |
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| Coordinates | 41.4792500, -73.1370556 |
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| Source archive | l_coast.zip |
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| Dataset refreshed | 2026-08-02 02:08:34 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FAA | 122.95000000 | | | 10.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 122.95000000 | | 6K00A3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | Waterbury Oxford Airport, Oxford, NEW HAVEN, CT | 41.47925000, -73.13705556 | 224.000 m | B | 11.000 m structure / 11.000 m overall | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 6.000 m | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 288 Christian St., Oxford, CT | NEW HAVEN | 2032646525 |
License history
| Date | File or call sign | Action |
|---|
| 2025-08-25 | WQDF398 | LIREN |
| 2025-05-19 | WQDF398 | LETRES |
| 2022-05-27 | WQDF398 | LITRAN |
| 2021-10-13 | WQDF398 | LITRAN |
| 2015-09-16 | WQDF398 | LIREN |
| 2015-06-16 | WQDF398 | ESCAPR |
| 2015-05-18 | WQDF398 | LETRES |
| 2007-04-13 | WQDF398 | LIASS |
| 2005-08-10 | WQDF398 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2740309 | 2026-08-02 02:08:34 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WQDF398 | ULS 2740309 | 2026-08-02 02:08:34 |
| Status | A | ULS 2740309 | 2026-08-02 02:08:34 |
| Service | AF | ULS 2740309 | 2026-08-02 02:08:34 |
| Grant Date | 2025-08-25 | ULS 2740309 | 2026-08-02 02:08:34 |
| Expiration Date | 2035-08-10 | ULS 2740309 | 2026-08-02 02:08:34 |