Universal Licensing System
KAO721
EFH Corporate Services Company
License details
| ULS identifier | 1844262 |
|---|
| Call sign | KAO721 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2005-03-03 |
|---|
| Expiration | 2015-03-12 |
|---|
| Cancellation | 2015-08-08 |
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| Frequency range | 173.2875 - 456.975 MHz (3 frequencies) |
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| Locations | 3 |
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| Representative location | THERMO, HOPKINS, TX |
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| Coordinates | 33.0987222, -95.5477222 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:14:12 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 2 | 1 | FXO | 173.28750000 | | | 1.000000 | 1.000000 | |
| 3 | 1 | MO | 173.28750000 | | | 1.000000 | | |
| 2 | 2 | FB2 | 451.97500000 | | | 110.000000 | 70.000000 | |
| 4 | 1 | MO | 451.97500000 | | | 110.000000 | | |
| 4 | 1 | MO | 456.97500000 | | | 110.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 2 | 1 | 173.28750000 | | 5K60F2D |
| 3 | 1 | 173.28750000 | | 5K60F2D |
| 2 | 2 | 451.97500000 | | 11K2F3E |
| 2 | 2 | 451.97500000 | | 20K0F3E |
| 4 | 1 | 451.97500000 | | 20K0F3E |
| 4 | 1 | 451.97500000 | | 11K2F3E |
| 4 | 1 | 456.97500000 | | 20K0F3E |
| 4 | 1 | 456.97500000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 2 | T | COAL LOADING STA NO 2 2 MI W, THERMO, HOPKINS, TX | 33.09872222, -95.54772222 | 147.000 m | | | N |
| 3 | T | | | | | | |
| 4 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 2 | T | | 6.000 m | | | | | |
| 1 | 3 | T | | | | | | | |
| 1 | 4 | T | | | | | | | |
| 2 | 2 | T | | 68.000 m | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | TXU Mine - Winfield South 2663 CR 2550, Mt. Pleasant, TX | TITUS | 9035241212 |
Special conditions
| Type | Condition code |
|---|
| P | 4020 |
| P | 5071 |
License history
| Date | File or call sign | Action |
|---|
| 2015-08-08 | KAO721 | LIEXP |
| 2014-12-15 | KAO721 | LETRES |
| 2014-10-01 | KAO721 | LIAUA |
| 2014-09-30 | KAO721 | ESUAPR |
| 2014-06-07 | KAO721 | LIAUA |
| 2014-06-06 | KAO721 | LITRAN |
| 2014-06-06 | KAO721 | ESUAPR |
| 2014-05-28 | KAO721 | ESUAPR |
| 2012-03-12 | KAO721 | LIMOD |
| 2012-02-01 | KAO721 | ESUAPR |
| 2010-04-01 | KAO721 | LIAUA |
| 2010-03-31 | KAO721 | ESUAPR |
| 2009-12-11 | KAO721 | LIAUA |
| 2009-12-10 | KAO721 | ESUAPR |
| 2008-05-16 | KAO721 | LIAUA |
| 2008-05-15 | KAO721 | ESUAPR |
| 2007-10-10 | KAO721 | LITRAN |
| 2007-06-01 | KAO721 | ESUAPR |
| 2005-03-03 | KAO721 | LIREN |
| 2005-03-02 | KAO721 | ESUAPR |
| 2004-12-20 | KAO721 | LETRES |
| 2002-11-23 | KAO721 | LIAUA |
| 2002-01-16 | KAO721 | AUDOPR |
| 2002-01-01 | KAO721 | LIASS |
| 2000-11-23 | KAO721 | LICCNV |
| 2000-02-08 | KAO721 | LIREN |
| 2000-02-08 | KAO721 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1844262 | 2026-08-02 01:14:12 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KAO721 | ULS 1844262 | 2026-08-02 01:14:12 |
| Status | E | ULS 1844262 | 2026-08-02 01:14:12 |
| Service | IG | ULS 1844262 | 2026-08-02 01:14:12 |
| Grant Date | 2005-03-03 | ULS 1844262 | 2026-08-02 01:14:12 |
| Expiration Date | 2015-03-12 | ULS 1844262 | 2026-08-02 01:14:12 |
| Cancellation Date | 2015-08-08 | ULS 1844262 | 2026-08-02 01:14:12 |