Universal Licensing System
WRWM909
Story County Engineers Office
License details
| ULS identifier | 4735870 |
|---|
| Call sign | WRWM909 |
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| Radio service | MW |
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| Status | A |
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| Grant date | 2023-03-09 |
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| Expiration | 2033-03-09 |
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| Frequency range | 941.7 MHz |
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| Locations | 1 |
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| Coordinates | 41.8815278, -93.6879444 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:45:05 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 941.70000000 | | | | | |
| 1 | 1 | FXO | 941.70000000 | | | | | |
| 1 | 1 | FXO | 941.70000000 | | | | | |
| 1 | 1 | FXO | 941.70000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 941.70000000 | | 41K0W1W |
| 1 | 1 | 941.70000000 | | 41K0W1W |
| 1 | 1 | 941.70000000 | | 41K0W1W |
| 1 | 1 | 941.70000000 | | 41K0W1W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 13481 NW Madrid Drive, Polk City, POLK, IA | 41.80752778, -93.75988889 | 295.700 m | B | 15.200 m structure / 15.200 m overall | |
| 2 | R | | 41.88152778, -93.68794444 | 316.400 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | MIMOMAX WIRELESS LTD. ANT-880-960-016-PD00 | | V | 16.0000 | 36.0000 | | |
| 1 | 2 | R | MIMOMAX WIRELESS LTD. ANT-880-960-016-PD00 | | | 16.0000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2023-03-09 | WRWM909 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4735870 | 2026-08-02 02:45:05 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRWM909 | ULS 4735870 | 2026-08-02 02:45:05 |
| Status | A | ULS 4735870 | 2026-08-02 02:45:05 |
| Service | MW | ULS 4735870 | 2026-08-02 02:45:05 |
| Grant Date | 2023-03-09 | ULS 4735870 | 2026-08-02 02:45:05 |
| Expiration Date | 2033-03-09 | ULS 4735870 | 2026-08-02 02:45:05 |