Universal Licensing System
WROI453
AMG Technology Investment Group, LLC
License details
| ULS identifier | 4512927 |
|---|
| Call sign | WROI453 |
|---|
| Radio service | CF |
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| Status | A |
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| Grant date | 2021-10-19 |
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| Expiration | 2031-10-19 |
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| Frequency range | 17820 MHz |
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| Locations | 2 |
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| Representative location | Henderson, MILLS, IA |
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| Coordinates | 41.1402222, -95.4331944 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:44:14 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 17820.00000000 | | | | | |
| 1 | 1 | FXO | 17820.00000000 | | | | | |
| 1 | 1 | FXO | 17820.00000000 | | | | | |
| 1 | 1 | FXO | 17820.00000000 | | | | | |
| 1 | 1 | FXO | 17820.00000000 | | | | | |
| 1 | 1 | FXO | 17820.00000000 | | | | | |
| 1 | 1 | FXO | 17820.00000000 | | | | | |
| 1 | 1 | FXO | 17820.00000000 | | | | | |
| 1 | 1 | FXO | 17820.00000000 | | | | | |
| 1 | 1 | FXO | 17820.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 17820.00000000 | | 80M0D7W |
| 1 | 1 | 17820.00000000 | | 80M0D7W |
| 1 | 1 | 17820.00000000 | | 80M0D7W |
| 1 | 1 | 17820.00000000 | | 80M0D7W |
| 1 | 1 | 17820.00000000 | | 80M0D7W |
| 1 | 1 | 17820.00000000 | | 80M0D7W |
| 1 | 1 | 17820.00000000 | | 80M0D7W |
| 1 | 1 | 17820.00000000 | | 80M0D7W |
| 1 | 1 | 17820.00000000 | | 80M0D7W |
| 1 | 1 | 17820.00000000 | | 80M0G7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | West St and Maple St, Henderson, MILLS, IA | 41.14022222, -95.43319444 | 318.400 m | SILO | 22.900 m structure / 25.900 m overall | N |
| 2 | R | | 41.19344444, -95.42672222 | 344.500 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | Commscope VHLP2-18C | | S | 39.0000 | 5.2000 | | |
| 1 | 2 | R | Commscope VHLP2-18C | | | 39.0000 | 0.0000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2025-07-16 | WROI453 | LIMOD |
| 2022-04-12 | WROI453 | LIMOD |
| 2021-10-19 | WROI453 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4512927 | 2026-08-02 02:44:14 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WROI453 | ULS 4512927 | 2026-08-02 02:44:14 |
| Status | A | ULS 4512927 | 2026-08-02 02:44:14 |
| Service | CF | ULS 4512927 | 2026-08-02 02:44:14 |
| Grant Date | 2021-10-19 | ULS 4512927 | 2026-08-02 02:44:14 |
| Expiration Date | 2031-10-19 | ULS 4512927 | 2026-08-02 02:44:14 |