Universal Licensing System
WRPC271
Rockwell Collins, Inc.
License details
| ULS identifier | 4543826 |
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| Call sign | WRPC271 |
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| Radio service | AF |
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| Status | A |
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| Grant date | 2022-01-14 |
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| Expiration | 2027-01-14 |
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| Frequency range | 123.225 - 123.425 MHz (3 frequencies) |
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| Locations | 1 |
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| Representative location | Iowa City, JOHNSON, IA |
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| Coordinates | 41.6387778, -91.5404722 |
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| Source archive | l_coast.zip |
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| Dataset refreshed | 2026-08-02 02:08:38 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FMA1 | 123.22500000 | | | 25.000000 | | |
| 1 | 1 | FMA1 | 123.32500000 | | | 25.000000 | | |
| 1 | 1 | FMA1 | 123.42500000 | | | 25.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 123.22500000 | | 5K60A3E |
| 1 | 1 | 123.22500000 | | 5K00A3E |
| 1 | 1 | 123.22500000 | | 6K00A3E |
| 1 | 1 | 123.32500000 | | 6K00A3E |
| 1 | 1 | 123.32500000 | | 5K60A3E |
| 1 | 1 | 123.32500000 | | 5K00A3E |
| 1 | 1 | 123.42500000 | | 5K00A3E |
| 1 | 1 | 123.42500000 | | 5K60A3E |
| 1 | 1 | 123.42500000 | | 6K00A3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | Iowa City, JOHNSON, IA | 41.63877778, -91.54047222 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
License history
| Date | File or call sign | Action |
|---|
| 2022-01-14 | WRPC271 | LIISS |
| 2022-01-14 | WRPC271 | COR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4543826 | 2026-08-02 02:08:38 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRPC271 | ULS 4543826 | 2026-08-02 02:08:38 |
| Status | A | ULS 4543826 | 2026-08-02 02:08:38 |
| Service | AF | ULS 4543826 | 2026-08-02 02:08:38 |
| Grant Date | 2022-01-14 | ULS 4543826 | 2026-08-02 02:08:38 |
| Expiration Date | 2027-01-14 | ULS 4543826 | 2026-08-02 02:08:38 |