Universal Licensing System
WRKX844
GREENPORT PROPERTIES, LLC
License details
| ULS identifier | 4395888 |
|---|
| Call sign | WRKX844 |
|---|
| Radio service | YM |
|---|
| Status | A |
|---|
| Grant date | 2021-03-02 |
|---|
| Expiration | 2031-03-02 |
|---|
| Frequency range | 809 - 861.6875 MHz (6 frequencies) |
|---|
| Locations | 1 |
|---|
| Source archive | l_LMcomm.zip |
|---|
| Dataset refreshed | 2026-08-02 00:44:25 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 2 | 1 | MO | 809.00000000 | 824.00000000 | | 45.000000 | 45.000000 | |
| 4 | 1 | MO | 809.00000000 | 824.00000000 | | 45.000000 | 45.000000 | |
| 6 | 1 | MO | 809.00000000 | 824.00000000 | | 45.000000 | 45.000000 | |
| 8 | 1 | MO | 809.00000000 | 824.00000000 | | 45.000000 | 45.000000 | |
| 5 | 1 | FB2 | 860.95000000 | | | 100.000000 | 230.000000 | |
| 7 | 1 | FB2 | 860.97500000 | | | 100.000000 | 230.000000 | |
| 1 | 1 | FB2 | 860.98750000 | | | 100.000000 | 230.000000 | |
| 3 | 1 | FB2 | 860.98750000 | | | 100.000000 | 230.000000 | |
| 5 | 1 | FB2 | 860.98750000 | | | 100.000000 | 230.000000 | |
| 1 | 1 | FB2 | 861.68750000 | | | 100.000000 | 230.000000 | |
| 5 | 1 | FB2 | 861.68750000 | | | 100.000000 | 230.000000 | |
| 7 | 1 | FB2 | 861.68750000 | | | 100.000000 | 230.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 2 | 1 | 809.00000000 | | 4K00F1E |
| 2 | 1 | 809.00000000 | | 4K00F1D |
| 2 | 1 | 809.00000000 | | 7K60FXD |
| 2 | 1 | 809.00000000 | | 7K60FXE |
| 4 | 1 | 809.00000000 | | 4K00F1E |
| 4 | 1 | 809.00000000 | | 7K60FXE |
| 4 | 1 | 809.00000000 | | 4K00F1D |
| 4 | 1 | 809.00000000 | | 7K60FXD |
| 6 | 1 | 809.00000000 | | 7K60FXE |
| 6 | 1 | 809.00000000 | | 4K00F1E |
| 6 | 1 | 809.00000000 | | 4K00F1D |
| 6 | 1 | 809.00000000 | | 7K60FXD |
| 8 | 1 | 809.00000000 | | 7K60FXE |
| 8 | 1 | 809.00000000 | | 4K00F1D |
| 8 | 1 | 809.00000000 | | 7K60FXD |
| 8 | 1 | 809.00000000 | | 4K00F1E |
| 5 | 1 | 860.95000000 | | 4K00F1E |
| 5 | 1 | 860.95000000 | | 4K00F1D |
| 7 | 1 | 860.97500000 | | 4K00F1D |
| 7 | 1 | 860.97500000 | | 4K00F1E |
| 1 | 1 | 860.98750000 | | 7K60FXD |
| 1 | 1 | 860.98750000 | | 4K00F1E |
| 1 | 1 | 860.98750000 | | 7K60FXE |
| 1 | 1 | 860.98750000 | | 4K00F1D |
| 3 | 1 | 860.98750000 | | 7K60FXE |
| 3 | 1 | 860.98750000 | | 4K00F1E |
| 3 | 1 | 860.98750000 | | 4K00F1D |
| 3 | 1 | 860.98750000 | | 7K60FXD |
| 5 | 1 | 860.98750000 | | 4K00F1E |
| 5 | 1 | 860.98750000 | | 7K60FXE |
| 5 | 1 | 860.98750000 | | 4K00F1D |
| 5 | 1 | 860.98750000 | | 7K60FXD |
| 1 | 1 | 861.68750000 | | 7K60FXD |
| 1 | 1 | 861.68750000 | | 4K00F1D |
| 1 | 1 | 861.68750000 | | 4K00F1E |
| 1 | 1 | 861.68750000 | | 7K60FXE |
| 5 | 1 | 861.68750000 | | 7K60FXE |
| 5 | 1 | 861.68750000 | | 4K00F1E |
| 5 | 1 | 861.68750000 | | 7K60FXD |
| 5 | 1 | 861.68750000 | | 4K00F1D |
| 7 | 1 | 861.68750000 | | 7K60FXD |
| 7 | 1 | 861.68750000 | | 7K60FXE |
| 7 | 1 | 861.68750000 | | 4K00F1E |
| 7 | 1 | 861.68750000 | | 4K00F1D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 400 Army Trail Rd, Carol Stream, DUPAGE, IL | 41.93722222, -88.12472222 | 235.000 m | GTOWER | 124.000 m structure / 124.000 m overall | |
| 2 | T | | | | | | |
| 3 | T | 25705 FAIRFIELD ROAD, LAKE ZURICH, LAKE, IL | 42.23666667, -88.07138889 | 268.000 m | GTOWER | 152.000 m structure / 152.000 m overall | N |
| 4 | T | | | | | | N |
| 5 | T | 233 SOUTH WACKER DRIVE, CHICAGO, COOK, IL | 41.87891667, -87.63616667 | 181.400 m | BTWR | 437.500 m structure / 527.300 m overall | N |
| 6 | T | | | | | | N |
| 7 | T | 689 GREEN GARDEN PL, LOCKPORT, WILL, IL | 41.56583333, -88.06222222 | 192.000 m | GTOWER | 140.200 m structure / 140.200 m overall | N |
| 8 | T | | | | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 106.500 m | | | | 110.800 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | 152.000 m | | | | 156.000 | |
| 1 | 4 | T | | | | | | | |
| 1 | 5 | T | | 527.300 m | | | | 529.000 | |
| 1 | 6 | T | | | | | | | |
| 1 | 7 | T | | 140.000 m | | | | 134.900 | |
| 1 | 8 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 924 E NORTH ST, LOCKPORT, IL | WILL | 8156514437 |
License history
| Date | File or call sign | Action |
|---|
| 2022-11-08 | WRKX844 | LETCNS |
| 2022-08-11 | WRKX844 | LIMOD |
| 2022-02-08 | WRKX844 | LIMOD |
| 2021-09-13 | WRKX844 | LIPASS |
| 2021-03-02 | WRKX844 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4395888 | 2026-08-02 00:44:25 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRKX844 | ULS 4395888 | 2026-08-02 00:44:25 |
| Status | A | ULS 4395888 | 2026-08-02 00:44:25 |
| Service | YM | ULS 4395888 | 2026-08-02 00:44:25 |
| Grant Date | 2021-03-02 | ULS 4395888 | 2026-08-02 00:44:25 |
| Expiration Date | 2031-03-02 | ULS 4395888 | 2026-08-02 00:44:25 |