Universal Licensing System
WRFW590
Interstate Power and Light Company
License details
| ULS identifier | 4279788 |
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| Call sign | WRFW590 |
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| Radio service | MG |
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| Status | A |
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| Grant date | 2020-05-16 |
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| Expiration | 2030-05-16 |
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| Frequency range | 10755 MHz |
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| Locations | 2 |
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| Representative location | Grinnell, POWESHIEK, IA |
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| Coordinates | 41.7410833, -92.7255556 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:44:56 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 10755.00000000 | | | | | |
| 1 | 1 | FXO | 10755.00000000 | | | | | |
| 1 | 1 | FXO | 10755.00000000 | | | | | |
| 1 | 1 | FXO | 10755.00000000 | | | | | |
| 1 | 1 | FXO | 10755.00000000 | | | | | |
| 1 | 1 | FXO | 10755.00000000 | | | | | |
| 1 | 1 | FXO | 10755.00000000 | | | | | |
| 1 | 1 | FXO | 10755.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 10755.00000000 | | 7M00D7W |
| 1 | 1 | 10755.00000000 | | 7M00D7W |
| 1 | 1 | 10755.00000000 | | 7M00D7W |
| 1 | 1 | 10755.00000000 | | 7M00D7W |
| 1 | 1 | 10755.00000000 | | 7M00D7W |
| 1 | 1 | 10755.00000000 | | 7M00D7W |
| 1 | 1 | 10755.00000000 | | 7M00D7W |
| 1 | 1 | 10755.00000000 | | 7M00D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 728 Main St, Grinnell, POWESHIEK, IA | 41.74108333, -92.72555556 | 311.500 m | MTOWER | 29.000 m structure / 32.000 m overall | N |
| 2 | R | | 41.80088889, -92.72872222 | 306.300 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | Commscope VHLP3-11WA | | V | 38.5000 | 357.7000 | | |
| 1 | 2 | R | Commscope VHLP3-11WA | | | 38.5000 | 0.0000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2025-01-09 | WRFW590 | LIAUA |
| 2021-05-18 | WRFW590 | LIMOD |
| 2020-05-16 | WRFW590 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4279788 | 2026-08-02 02:44:56 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRFW590 | ULS 4279788 | 2026-08-02 02:44:56 |
| Status | A | ULS 4279788 | 2026-08-02 02:44:56 |
| Service | MG | ULS 4279788 | 2026-08-02 02:44:56 |
| Grant Date | 2020-05-16 | ULS 4279788 | 2026-08-02 02:44:56 |
| Expiration Date | 2030-05-16 | ULS 4279788 | 2026-08-02 02:44:56 |