Universal Licensing System
KNIW540
HOUSTON, CITY OF
License details
| ULS identifier | 1214989 |
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| Call sign | KNIW540 |
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| Radio service | PW |
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| Status | C |
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| Grant date | 2004-01-14 |
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| Expiration | 2014-04-05 |
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| Cancellation | 2010-10-13 |
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| Frequency range | 458.425 MHz |
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| Locations | 1 |
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| Representative location | HOUSTON, HARRIS, TX |
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| Coordinates | 29.7380000, -95.4380000 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-09 03:01:47 |
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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 | FX1 | 458.42500000 | | | 15.000000 | 150.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 458.42500000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | 3735 W ALABAMA FIRE STA 3, HOUSTON, HARRIS, TX | 29.73800000, -95.43800000 | 16.000 m | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | 11.000 m | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 3735 W ALABAMA FIRE STA 3, HOUSTON, TX | | 7132223605 |
License history
| Date | File or call sign | Action |
|---|
| 2010-10-14 | KNIW540 | LICAN |
| 2010-09-01 | KNIW540 | LIAUA |
| 2010-08-31 | KNIW540 | ESCAPR |
| 2010-05-05 | KNIW540 | LTSFND |
| 2010-05-04 | KNIW540 | ESCFRN |
| 2004-02-28 | KNIW540 | LIAUA |
| 2004-01-14 | KNIW540 | LIREN |
| 2004-01-12 | KNIW540 | LETRES |
| 2002-01-24 | KNIW540 | AUDOPR |
| 2001-10-07 | KNIW540 | LIAUA |
| 2000-10-20 | KNIW540 | LICCNV |
| 1999-01-26 | KNIW540 | LIREN |
| 1999-01-26 | KNIW540 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1214989 | 2026-08-09 03:01:47 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | KNIW540 | ULS 1214989 | 2026-08-09 03:01:47 |
| Status | C | ULS 1214989 | 2026-08-09 03:01:47 |
| Service | PW | ULS 1214989 | 2026-08-09 03:01:47 |
| Grant Date | 2004-01-14 | ULS 1214989 | 2026-08-09 03:01:47 |
| Expiration Date | 2014-04-05 | ULS 1214989 | 2026-08-09 03:01:47 |
| Cancellation Date | 2010-10-13 | ULS 1214989 | 2026-08-09 03:01:47 |