Universal Licensing System
KNJP581
TUCSON AIRPORT AUTHORITY
License details
| ULS identifier | 1215317 |
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| Call sign | KNJP581 |
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| Radio service | PW |
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| Status | E |
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| Grant date | 2015-09-02 |
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| Expiration | 2025-08-06 |
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| Cancellation | 2025-12-13 |
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| Frequency range | 453.875 - 458.875 MHz (2 frequencies) |
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| Locations | 3 |
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| Representative location | TUCSON, PIMA, AZ |
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| Coordinates | 32.1353611, -111.0653611 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:18:22 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 2 | 1 | FB2 | 453.87500000 | | | 60.000000 | 240.000000 | |
| 1 | 1 | FX1 | 458.87500000 | | | 60.000000 | 240.000000 | |
| 3 | 1 | MO | 458.87500000 | | | 100.000000 | 240.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 2 | 1 | 453.87500000 | | 11K2F1D |
| 2 | 1 | 453.87500000 | | 11K2F3E |
| 1 | 1 | 458.87500000 | | 11K2F3E |
| 1 | 1 | 458.87500000 | | 11K2F1D |
| 3 | 1 | 458.87500000 | | 11K2F3E |
| 3 | 1 | 458.87500000 | | 11K2F1D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | AZ | | | | | |
| 2 | T | 4535 W VALENCIA RD, TUCSON, PIMA, AZ | 32.13536111, -111.06536111 | 789.000 m | | 46.000 m structure / 46.000 m overall | N |
| 3 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
| 1 | 2 | T | | 52.000 m | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | PASSENGER TERMINAL BLDG TUCSON INTL ARPRT, TUCSON, AZ | PIMA | 5205735166 |
License history
| Date | File or call sign | Action |
|---|
| 2025-12-13 | KNJP581 | LIEXP |
| 2025-07-27 | KNJP581 | ESURNW |
| 2025-07-07 | KNJP581 | ESURNW |
| 2025-06-07 | KNJP581 | ESURNW |
| 2025-05-12 | KNJP581 | LETRES |
| 2025-05-08 | KNJP581 | ESURNW |
| 2016-06-22 | KNJP581 | LIAUA |
| 2016-06-21 | KNJP581 | ESUAPR |
| 2015-10-23 | KNJP581 | LIAUA |
| 2015-10-22 | KNJP581 | ESUAPR |
| 2015-09-02 | KNJP581 | COR |
| 2015-09-02 | KNJP581 | LIREN |
| 2015-08-14 | KNJP581 | LTSAPR |
| 2015-05-11 | KNJP581 | LETRES |
| 2012-10-01 | KNJP581 | LIMOD |
| 2005-07-28 | KNJP581 | LTSAPR |
| 2005-07-28 | KNJP581 | LIREN |
| 2005-05-16 | KNJP581 | LETRES |
| 2002-10-10 | KNJP581 | AUDOPR |
| 2000-10-20 | KNJP581 | LICCNV |
| 2000-07-19 | KNJP581 | AUTHPR |
| 2000-06-01 | KNJP581 | LIDUP |
| 2000-05-09 | KNJP581 | LETRES |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1215317 | 2026-08-02 01:18:22 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KNJP581 | ULS 1215317 | 2026-08-02 01:18:22 |
| Status | E | ULS 1215317 | 2026-08-02 01:18:22 |
| Service | PW | ULS 1215317 | 2026-08-02 01:18:22 |
| Grant Date | 2015-09-02 | ULS 1215317 | 2026-08-02 01:18:22 |
| Expiration Date | 2025-08-06 | ULS 1215317 | 2026-08-02 01:18:22 |
| Cancellation Date | 2025-12-13 | ULS 1215317 | 2026-08-02 01:18:22 |