Universal Licensing System
WRLB2923
POLK COUNTY AVIATION AUTHORITY
License details
| ULS identifier | 1982996 |
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| Call sign | WRLB2923 |
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| Radio service | AR |
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| Status | E |
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| Grant date | 2004-12-14 |
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| Expiration | 2014-12-14 |
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| Cancellation | 2015-02-14 |
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| Frequency range | 0.275 MHz |
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| Locations | 1 |
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| Representative location | ANKENY, POLK, IA |
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| Coordinates | 41.6986111, -93.5641111 |
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| Source archive | l_coast.zip |
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| Dataset refreshed | 2026-08-02 02:08:28 |
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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 | RLB | 0.27500000 | | | 25.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 0.27500000 | | 2K04A2A |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | ANKENY REGIONAL AIRPORT, ANKENY, POLK, IA | 41.69861111, -93.56411111 | 292.000 m | TOWER | 0.000 m overall | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 17.000 m | | | | | |
License history
| Date | File or call sign | Action |
|---|
| 2015-02-14 | WRLB2923 | LIEXP |
| 2014-12-04 | WRLB2923 | ESURNW |
| 2014-11-14 | WRLB2923 | ESURNW |
| 2014-10-15 | WRLB2923 | ESURNW |
| 2014-09-22 | WRLB2923 | LETRES |
| 2014-09-15 | WRLB2923 | ESURNW |
| 2004-12-14 | WRLB2923 | LIREN |
| 2004-10-14 | WRLB2923 | LTSAPR |
| 2004-09-13 | WRLB2923 | LETRES |
| 2001-04-27 | WRLB2923 | LICCNV |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1982996 | 2026-08-02 02:08:28 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WRLB2923 | ULS 1982996 | 2026-08-02 02:08:28 |
| Status | E | ULS 1982996 | 2026-08-02 02:08:28 |
| Service | AR | ULS 1982996 | 2026-08-02 02:08:28 |
| Grant Date | 2004-12-14 | ULS 1982996 | 2026-08-02 02:08:28 |
| Expiration Date | 2014-12-14 | ULS 1982996 | 2026-08-02 02:08:28 |
| Cancellation Date | 2015-02-14 | ULS 1982996 | 2026-08-02 02:08:28 |