Universal Licensing System
WCG4
Aviation Spectrum Resources Inc
License details
| ULS identifier | 1974371 |
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| Call sign | WCG4 |
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| Radio service | AF |
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| Status | A |
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| Grant date | 2018-06-27 |
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| Expiration | 2028-07-12 |
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| Frequency range | 129.05 MHz |
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| Locations | 1 |
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| Representative location | CHICAGO, COOK, IL |
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| Coordinates | 41.9741667, -87.8908333 |
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| Source archive | l_coast.zip |
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| Dataset refreshed | 2026-08-02 02:08:30 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FA | 129.05000000 | | | 10.000000 | | LL |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 129.05000000 | | 6K00A3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | Chicago O'Hare International Airport, CHICAGO, COOK, IL | 41.97416667, -87.89083333 | 207.300 m | BANT | 25.900 m structure / 27.400 m overall | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 27.400 m | | | 360.0000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2022-07-08 | WCG4 | LIMOD |
| 2018-06-27 | WCG4 | LIREN |
| 2018-04-16 | WCG4 | LETRES |
| 2015-02-06 | WCG4 | LIAUA |
| 2015-02-05 | WCG4 | ESUAPR |
| 2015-02-05 | WCG4 | LIAUA |
| 2015-02-04 | WCG4 | ESUAPR |
| 2008-06-24 | WCG4 | LIREN |
| 2008-04-21 | WCG4 | LETRES |
| 2007-03-01 | WCG4 | AUTHPR |
| 2006-03-07 | WCG4 | AUTHPR |
| 2006-01-01 | WCG4 | LIASS |
| 2005-07-25 | WCG4 | ESCAPR |
| 2003-05-28 | WCG4 | LIREN |
| 2003-04-14 | WCG4 | LETRES |
| 2001-04-27 | WCG4 | LICCNV |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1974371 | 2026-08-02 02:08:30 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WCG4 | ULS 1974371 | 2026-08-02 02:08:30 |
| Status | A | ULS 1974371 | 2026-08-02 02:08:30 |
| Service | AF | ULS 1974371 | 2026-08-02 02:08:30 |
| Grant Date | 2018-06-27 | ULS 1974371 | 2026-08-02 02:08:30 |
| Expiration Date | 2028-07-12 | ULS 1974371 | 2026-08-02 02:08:30 |