Universal Licensing System
WCH4
Aviation Spectrum Resources Inc
License details
| ULS identifier | 1974393 |
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| Call sign | WCH4 |
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| Radio service | AF |
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| Status | A |
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| Grant date | 2017-01-04 |
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| Expiration | 2027-01-06 |
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| Frequency range | 129.325 MHz |
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| Locations | 1 |
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| Representative location | HARLINGEN, CAMERON, TX |
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| Coordinates | 26.2336944, -97.4835833 |
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| Source archive | l_coast.zip |
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| Dataset refreshed | 2026-08-02 02:08:29 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
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| 1 | 1 | FA | 129.32500000 | | | 55.000000 | | LL |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
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| 1 | 1 | 129.32500000 | | 6K00A3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | HARLINGEN INDUSTRIAL AIRPARK, HARLINGEN, CAMERON, TX | 26.23369444, -97.48358333 | 1120.000 m | | 9.000 m overall | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 11.000 m | | | | | |
License history
| Date | File or call sign | Action |
|---|
| 2017-01-04 | WCH4 | LIREN |
| 2016-10-10 | WCH4 | LETRES |
| 2015-02-06 | WCH4 | LIAUA |
| 2015-02-05 | WCH4 | LIAUA |
| 2015-02-05 | WCH4 | ESUAPR |
| 2015-02-04 | WCH4 | ESUAPR |
| 2007-03-01 | WCH4 | AUTHPR |
| 2007-01-09 | WCH4 | LIREN |
| 2006-10-16 | WCH4 | LETRES |
| 2006-03-07 | WCH4 | AUTHPR |
| 2006-01-01 | WCH4 | LIASS |
| 2005-07-25 | WCH4 | ESCAPR |
| 2001-11-27 | WCH4 | LIREN |
| 2001-10-15 | WCH4 | LETRES |
| 2001-04-27 | WCH4 | LICCNV |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1974393 | 2026-08-02 02:08:29 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WCH4 | ULS 1974393 | 2026-08-02 02:08:29 |
| Status | A | ULS 1974393 | 2026-08-02 02:08:29 |
| Service | AF | ULS 1974393 | 2026-08-02 02:08:29 |
| Grant Date | 2017-01-04 | ULS 1974393 | 2026-08-02 02:08:29 |
| Expiration Date | 2027-01-06 | ULS 1974393 | 2026-08-02 02:08:29 |