Universal Licensing System
WREK571
Gregory Green Holdings LLC
License details
| ULS identifier | 4212775 |
|---|
| Call sign | WREK571 |
|---|
| Radio service | CF |
|---|
| Status | A |
|---|
| Grant date | 2019-10-22 |
|---|
| Expiration | 2029-10-22 |
|---|
| Frequency range | 19375 MHz |
|---|
| Locations | 2 |
|---|
| Representative location | Arlington Heights, COOK, IL |
|---|
| Coordinates | 42.0478611, -87.9878889 |
|---|
| Source archive | l_micro.zip |
|---|
| Dataset refreshed | 2026-08-02 02:45:54 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 19375.00000000 | | | | | |
| 1 | 1 | FXO | 19375.00000000 | | | | | |
| 1 | 1 | FXO | 19375.00000000 | | | | | |
| 1 | 1 | FXO | 19375.00000000 | | | | | |
| 1 | 1 | FXO | 19375.00000000 | | | | | |
| 1 | 1 | FXO | 19375.00000000 | | | | | |
| 1 | 1 | FXO | 19375.00000000 | | | | | |
| 1 | 1 | FXO | 19375.00000000 | | | | | |
| 1 | 1 | FXO | 19375.00000000 | | | | | |
| 1 | 1 | FXO | 19375.00000000 | | | | | |
| 1 | 1 | FXO | 19375.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 19375.00000000 | | 50M0G7W |
| 1 | 1 | 19375.00000000 | | 50M0D7W |
| 1 | 1 | 19375.00000000 | | 50M0D7W |
| 1 | 1 | 19375.00000000 | | 50M0D7W |
| 1 | 1 | 19375.00000000 | | 50M0D7W |
| 1 | 1 | 19375.00000000 | | 50M0D7W |
| 1 | 1 | 19375.00000000 | | 50M0D7W |
| 1 | 1 | 19375.00000000 | | 50M0D7W |
| 1 | 1 | 19375.00000000 | | 50M0D7W |
| 1 | 1 | 19375.00000000 | | 50M0D7W |
| 1 | 1 | 19375.00000000 | | 50M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 550 W Algonquin Rd, Arlington Heights, COOK, IL | 42.04786111, -87.98788889 | 217.700 m | B | 9.100 m structure / 16.500 m overall | |
| 2 | R | | 42.05744444, -88.03094444 | 221.900 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | CAMBIUM NETWORKS N180082D031A | | V | 34.6000 | 286.6000 | | |
| 1 | 2 | R | CAMBIUM NETWORKS N180082D033A | | | 38.9000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2025-11-26 | WREK571 | LIAUA |
| 2023-01-17 | WREK571 | LIASS |
| 2020-06-11 | WREK571 | LIAUA |
| 2019-10-22 | WREK571 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4212775 | 2026-08-02 02:45:54 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WREK571 | ULS 4212775 | 2026-08-02 02:45:54 |
| Status | A | ULS 4212775 | 2026-08-02 02:45:54 |
| Service | CF | ULS 4212775 | 2026-08-02 02:45:54 |
| Grant Date | 2019-10-22 | ULS 4212775 | 2026-08-02 02:45:54 |
| Expiration Date | 2029-10-22 | ULS 4212775 | 2026-08-02 02:45:54 |