Universal Licensing System
KTP3
Aviation Spectrum Resources Inc
License details
| ULS identifier | 1970460 |
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| Call sign | KTP3 |
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| Radio service | AF |
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| Status | A |
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| Grant date | 2017-02-28 |
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| Expiration | 2027-03-10 |
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| Frequency range | 128.9 - 131.3 MHz (5 frequencies) |
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| Locations | 1 |
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| Representative location | CHICAGO, DUPAGE, IL |
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| Coordinates | 41.9893889, -87.9237778 |
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| Source archive | l_coast.zip |
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| Dataset refreshed | 2026-08-02 02:08:26 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FA | 128.90000000 | | | 5.000000 | | RL |
| 1 | 1 | FA | 129.07500000 | | | 5.000000 | | RL |
| 1 | 1 | FA | 129.30000000 | | | 5.000000 | | RL |
| 1 | 1 | FA | 130.15000000 | | | 10.000000 | | LL |
| 1 | 1 | FA | 131.30000000 | | | 10.000000 | | LL |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 128.90000000 | | 6K00A3E |
| 1 | 1 | 129.07500000 | | 6K00A3E |
| 1 | 1 | 129.30000000 | | 6K00A3E |
| 1 | 1 | 130.15000000 | | 6K00A3E |
| 1 | 1 | 131.30000000 | | 6K00A3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | OHARE INTERNATIONAL AIRPORT, CHICAGO, DUPAGE, IL | 41.98938889, -87.92377778 | 203.000 m | BANT | 17.900 m structure / 19.500 m overall | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 19.500 m | | | 360.0000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2017-10-04 | KTP3 | LIMOD |
| 2017-02-28 | KTP3 | LIREN |
| 2016-12-12 | KTP3 | LETRES |
| 2015-02-06 | KTP3 | LIAUA |
| 2015-02-05 | KTP3 | LIAUA |
| 2015-02-05 | KTP3 | ESUAPR |
| 2015-02-04 | KTP3 | ESUAPR |
| 2007-03-13 | KTP3 | LIREN |
| 2007-03-01 | KTP3 | AUTHPR |
| 2006-12-18 | KTP3 | LETRES |
| 2006-03-07 | KTP3 | AUTHPR |
| 2006-01-01 | KTP3 | LIASS |
| 2005-07-25 | KTP3 | ESCAPR |
| 2002-02-05 | KTP3 | LIREN |
| 2001-12-17 | KTP3 | LETRES |
| 2001-04-27 | KTP3 | LICCNV |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1970460 | 2026-08-02 02:08:26 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KTP3 | ULS 1970460 | 2026-08-02 02:08:26 |
| Status | A | ULS 1970460 | 2026-08-02 02:08:26 |
| Service | AF | ULS 1970460 | 2026-08-02 02:08:26 |
| Grant Date | 2017-02-28 | ULS 1970460 | 2026-08-02 02:08:26 |
| Expiration Date | 2027-03-10 | ULS 1970460 | 2026-08-02 02:08:26 |