Universal Licensing System
WRWK570
Deriva Energy, LLC
License details
| ULS identifier | 4732132 |
|---|
| Call sign | WRWK570 |
|---|
| Radio service | IG |
|---|
| Status | A |
|---|
| Grant date | 2023-03-02 |
|---|
| Expiration | 2033-03-02 |
|---|
| Frequency range | 451.0875 - 456.0875 MHz (4 frequencies) |
|---|
| Locations | 3 |
|---|
| Representative location | LEDYARD, KOSSUTH, IA |
|---|
| Coordinates | 43.4276944, -94.1005278 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:23:50 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 451.08750000 | | | 50.000000 | 150.000000 | |
| 2 | 1 | MO | 451.11250000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MO | 451.13750000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MO | 456.08750000 | | | 4.000000 | 4.000000 | |
| 3 | 1 | FX1 | 456.08750000 | | | 25.000000 | 50.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.08750000 | | 7K60FXE |
| 1 | 1 | 451.08750000 | | 7K60FXD |
| 1 | 1 | 451.08750000 | | 11K2F3E |
| 2 | 1 | 451.11250000 | | 7K60FXD |
| 2 | 1 | 451.11250000 | | 7K60FXE |
| 2 | 1 | 451.11250000 | | 11K2F3E |
| 2 | 1 | 451.13750000 | | 11K2F3E |
| 2 | 1 | 451.13750000 | | 7K60FXD |
| 2 | 1 | 451.13750000 | | 7K60FXE |
| 2 | 1 | 456.08750000 | | 11K2F3E |
| 2 | 1 | 456.08750000 | | 7K60FXE |
| 2 | 1 | 456.08750000 | | 7K60FXD |
| 3 | 1 | 456.08750000 | | 11K2F3E |
| 3 | 1 | 456.08750000 | | 7K60FXD |
| 3 | 1 | 456.08750000 | | 7K60FXE |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | LEDYARD, 1702 460TH STREET, LEDYARD, KOSSUTH, IA | 43.42769444, -94.10052778 | 346.900 m | LTOWER | 9.100 m structure / 11.000 m overall | N |
| 2 | T | | | | | | |
| 3 | T | IA | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 7.300 m | | | | 104.000 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | NOC, 9700 DAVID TAYLOR DR., CHARLOTTE, NC | MECKLENBURG | 8886003853 |
| 2 | 610 TODDVILLE RD., CHARLOTTE, NC | MECKLENBURG | 7043824105 |
License history
| Date | File or call sign | Action |
|---|
| 2024-06-13 | WRWK570 | LIAUA |
| 2023-10-25 | WRWK570 | LITRAN |
| 2023-08-22 | WRWK570 | LIASS |
| 2023-06-09 | WRWK570 | LIMOD |
| 2023-03-02 | WRWK570 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4732132 | 2026-08-02 01:23:50 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRWK570 | ULS 4732132 | 2026-08-02 01:23:50 |
| Status | A | ULS 4732132 | 2026-08-02 01:23:50 |
| Service | IG | ULS 4732132 | 2026-08-02 01:23:50 |
| Grant Date | 2023-03-02 | ULS 4732132 | 2026-08-02 01:23:50 |
| Expiration Date | 2033-03-02 | ULS 4732132 | 2026-08-02 01:23:50 |