Universal Licensing System
KIO4
THE BOEING COMPANY
License details
| ULS identifier | 1966496 |
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| Call sign | KIO4 |
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| Radio service | AF |
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| Status | E |
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| Grant date | 2010-09-02 |
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| Expiration | 2015-09-02 |
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| Cancellation | 2015-11-07 |
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| Frequency range | 123.2 - 123.35 MHz (2 frequencies) |
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| Locations | 1 |
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| Representative location | MESA, MARICOPA, AZ |
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| Coordinates | 33.4722778, -111.7268056 |
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| Source archive | l_coast.zip |
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| Dataset refreshed | 2026-08-02 02:08:21 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FAT | 123.20000000 | | | 10.000000 | | |
| 1 | 1 | FAT | 123.35000000 | | | 10.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 123.20000000 | | 6K00A3E |
| 1 | 1 | 123.35000000 | | 6K00A3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | FALCON FIELD, MESA, MARICOPA, AZ | 33.47227778, -111.72680556 | 42.000 m | B | 13.000 m overall | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 17.000 m | | | | | |
License history
| Date | File or call sign | Action |
|---|
| 2015-11-07 | KIO4 | LIEXP |
| 2015-06-08 | KIO4 | LETRES |
| 2010-09-02 | KIO4 | LIREN |
| 2010-09-02 | KIO4 | COR |
| 2010-09-01 | KIO4 | ESUAPR |
| 2010-08-02 | KIO4 | LETRES |
| 2009-03-20 | KIO4 | LIAUA |
| 2009-03-19 | KIO4 | ESUAPR |
| 2006-10-20 | KIO4 | AUTHPR |
| 2006-10-19 | KIO4 | INTDUP |
| 2006-10-19 | KIO4 | COR |
| 2005-09-08 | KIO4 | LIREN |
| 2005-08-31 | KIO4 | ESUAPR |
| 2005-08-01 | KIO4 | LETRES |
| 2004-01-21 | KIO4 | LIAUA |
| 2001-04-27 | KIO4 | LICCNV |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1966496 | 2026-08-02 02:08:21 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KIO4 | ULS 1966496 | 2026-08-02 02:08:21 |
| Status | E | ULS 1966496 | 2026-08-02 02:08:21 |
| Service | AF | ULS 1966496 | 2026-08-02 02:08:21 |
| Grant Date | 2010-09-02 | ULS 1966496 | 2026-08-02 02:08:21 |
| Expiration Date | 2015-09-02 | ULS 1966496 | 2026-08-02 02:08:21 |
| Cancellation Date | 2015-11-07 | ULS 1966496 | 2026-08-02 02:08:21 |