Universal Licensing System
WROI450
AMG Technology Investment Group, LLC
License details
| ULS identifier | 4512924 |
|---|
| Call sign | WROI450 |
|---|
| Radio service | CF |
|---|
| Status | A |
|---|
| Grant date | 2021-10-19 |
|---|
| Expiration | 2031-10-19 |
|---|
| Frequency range | 17900 - 19620 MHz (2 frequencies) |
|---|
| Locations | 3 |
|---|
| Representative location | Woodland Park, MADISON, NE |
|---|
| Coordinates | 42.0613889, -97.3690556 |
|---|
| 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 | 2 | FXO | 17900.00000000 | | | | | |
| 1 | 2 | FXO | 17900.00000000 | | | | | |
| 1 | 2 | FXO | 17900.00000000 | | | | | |
| 1 | 2 | FXO | 17900.00000000 | | | | | |
| 1 | 2 | FXO | 17900.00000000 | | | | | |
| 1 | 2 | FXO | 17900.00000000 | | | | | |
| 1 | 2 | FXO | 17900.00000000 | | | | | |
| 1 | 2 | FXO | 17900.00000000 | | | | | |
| 1 | 2 | FXO | 17900.00000000 | | | | | |
| 1 | 2 | FXO | 17900.00000000 | | | | | |
| 1 | 1 | FXO | 19620.00000000 | | | | | |
| 1 | 1 | FXO | 19620.00000000 | | | | | |
| 1 | 1 | FXO | 19620.00000000 | | | | | |
| 1 | 1 | FXO | 19620.00000000 | | | | | |
| 1 | 1 | FXO | 19620.00000000 | | | | | |
| 1 | 1 | FXO | 19620.00000000 | | | | | |
| 1 | 1 | FXO | 19620.00000000 | | | | | |
| 1 | 1 | FXO | 19620.00000000 | | | | | |
| 1 | 1 | FXO | 19620.00000000 | | | | | |
| 1 | 1 | FXO | 19620.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 2 | 17900.00000000 | | 80M0D7W |
| 1 | 2 | 17900.00000000 | | 80M0D7W |
| 1 | 2 | 17900.00000000 | | 80M0D7W |
| 1 | 2 | 17900.00000000 | | 80M0D7W |
| 1 | 2 | 17900.00000000 | | 80M0D7W |
| 1 | 2 | 17900.00000000 | | 80M0D7W |
| 1 | 2 | 17900.00000000 | | 80M0D7W |
| 1 | 2 | 17900.00000000 | | 80M0D7W |
| 1 | 2 | 17900.00000000 | | 80M0D7W |
| 1 | 2 | 17900.00000000 | | 80M0G7W |
| 1 | 1 | 19620.00000000 | | 80M0D7W |
| 1 | 1 | 19620.00000000 | | 80M0D7W |
| 1 | 1 | 19620.00000000 | | 80M0D7W |
| 1 | 1 | 19620.00000000 | | 80M0D7W |
| 1 | 1 | 19620.00000000 | | 80M0D7W |
| 1 | 1 | 19620.00000000 | | 80M0D7W |
| 1 | 1 | 19620.00000000 | | 80M0D7W |
| 1 | 1 | 19620.00000000 | | 80M0D7W |
| 1 | 1 | 19620.00000000 | | 80M0D7W |
| 1 | 1 | 19620.00000000 | | 80M0G7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 844th Rd and 558th Ave, Woodland Park, MADISON, NE | 42.06138889, -97.36905556 | 498.000 m | LTOWER | 55.200 m structure / 55.200 m overall | |
| 2 | R | | 42.03136111, -97.35750000 | 516.600 m | | | |
| 3 | R | | 42.03922222, -97.42947222 | 492.200 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | Commscope VHLP1-18F | | S | 34.6000 | 164.0000 | | |
| 1 | 2 | R | Commscope VHLP1-18F | | | 34.6000 | 0.0000 | | |
| 1 | 3 | R | Commscope VHLP2-18C | | | 39.0000 | 0.0000 | | |
| 2 | 1 | T | Commscope VHLP2-18C | | S | 39.0000 | 243.8000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2022-03-11 | WROI450 | LIAUA |
| 2021-10-19 | WROI450 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4512924 | 2026-08-02 02:44:14 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WROI450 | ULS 4512924 | 2026-08-02 02:44:14 |
| Status | A | ULS 4512924 | 2026-08-02 02:44:14 |
| Service | CF | ULS 4512924 | 2026-08-02 02:44:14 |
| Grant Date | 2021-10-19 | ULS 4512924 | 2026-08-02 02:44:14 |
| Expiration Date | 2031-10-19 | ULS 4512924 | 2026-08-02 02:44:14 |