Universal Licensing System
WRQ4
Aviation Spectrum Resources Inc
License details
| ULS identifier | 1984201 |
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| Call sign | WRQ4 |
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| Radio service | AF |
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| Status | A |
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| Grant date | 2026-07-22 |
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| Expiration | 2036-08-22 |
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| Frequency range | 131.55 - 136.975 MHz (2 frequencies) |
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| Locations | 1 |
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| Representative location | SIOUX CITY, WOODBURY, IA |
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| Coordinates | 42.4008333, -96.3786111 |
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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 | 131.55000000 | | | 25.000000 | | HL |
| 1 | 1 | FA | 136.97500000 | | | 25.000000 | | HL |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 131.55000000 | | 13K0A2D |
| 1 | 1 | 136.97500000 | | 14K0G1D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | Sioux Gateway Airport/Col. Bud Day Field, SIOUX CITY, WOODBURY, IA | 42.40083333, -96.37861111 | 334.800 m | BANT | 10.000 m structure / 11.000 m overall | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 11.000 m | | | 360.0000 | | |
Control points
| Number | Address | County | Phone |
|---|
| 2 | 2551 Riva Road, Annapolis, MD | ANNE ARUNDEL | 4102664034 |
License history
| Date | File or call sign | Action |
|---|
| 2026-07-22 | WRQ4 | LIREN |
| 2021-07-29 | WRQ4 | LIAUA |
| 2016-08-02 | WRQ4 | LIREN |
| 2016-05-30 | WRQ4 | LETRES |
| 2015-02-06 | WRQ4 | LIAUA |
| 2015-02-05 | WRQ4 | ESUAPR |
| 2015-02-05 | WRQ4 | LIAUA |
| 2015-02-04 | WRQ4 | ESUAPR |
| 2013-06-25 | WRQ4 | LIMOD |
| 2013-05-02 | WRQ4 | ESUAPR |
| 2007-03-01 | WRQ4 | AUTHPR |
| 2006-08-15 | WRQ4 | LIREN |
| 2006-05-29 | WRQ4 | LETRES |
| 2006-03-07 | WRQ4 | AUTHPR |
| 2006-01-01 | WRQ4 | LIASS |
| 2005-07-25 | WRQ4 | ESCAPR |
| 2001-07-17 | WRQ4 | LIREN |
| 2001-05-29 | WRQ4 | LETRES |
| 2001-04-27 | WRQ4 | LICCNV |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1984201 | 2026-08-02 02:08:30 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRQ4 | ULS 1984201 | 2026-08-02 02:08:30 |
| Status | A | ULS 1984201 | 2026-08-02 02:08:30 |
| Service | AF | ULS 1984201 | 2026-08-02 02:08:30 |
| Grant Date | 2026-07-22 | ULS 1984201 | 2026-08-02 02:08:30 |
| Expiration Date | 2036-08-22 | ULS 1984201 | 2026-08-02 02:08:30 |