Universal Licensing System
WRKF227
Duval County School District
License details
| ULS identifier | 4367005 |
|---|
| Call sign | WRKF227 |
|---|
| Radio service | IG |
|---|
| Status | A |
|---|
| Grant date | 2020-12-24 |
|---|
| Expiration | 2030-12-24 |
|---|
| Frequency range | 456.6625 - 457.1625 MHz (2 frequencies) |
|---|
| Locations | 1 |
|---|
| Representative location | Jacksonville, DUVAL, FL |
|---|
| Coordinates | 30.3502778, -81.6036111 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:22:07 |
|---|
Licensee
| Name | Duval County School District |
|---|
| Applicant type | G |
|---|
| FRN | 0030311443 |
|---|
| Location | Jacksonville, FL |
|---|
| Address | 4019 Boulevard Center Drive, Jacksonville, FL, 32207 |
|---|
| Phone | 9044787180 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 451.36250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 451.48750000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 451.51250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 452.16250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 452.18750000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 456.36250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 456.48750000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 456.51250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 456.66250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 457.16250000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.36250000 | | 4K00F1E |
| 1 | 1 | 451.36250000 | | 7K60FXE |
| 1 | 1 | 451.36250000 | | 8K30F1E |
| 1 | 1 | 451.36250000 | | 11K2F3E |
| 1 | 1 | 451.48750000 | | 8K30F1E |
| 1 | 1 | 451.48750000 | | 11K2F3E |
| 1 | 1 | 451.48750000 | | 7K60FXE |
| 1 | 1 | 451.48750000 | | 4K00F1E |
| 1 | 1 | 451.51250000 | | 8K30F1E |
| 1 | 1 | 451.51250000 | | 11K2F3E |
| 1 | 1 | 451.51250000 | | 7K60FXE |
| 1 | 1 | 451.51250000 | | 4K00F1E |
| 1 | 1 | 452.16250000 | | 8K30F1E |
| 1 | 1 | 452.16250000 | | 4K00F1E |
| 1 | 1 | 452.16250000 | | 7K60FXE |
| 1 | 1 | 452.16250000 | | 11K2F3E |
| 1 | 1 | 452.18750000 | | 8K30F1E |
| 1 | 1 | 452.18750000 | | 4K00F1E |
| 1 | 1 | 452.18750000 | | 11K2F3E |
| 1 | 1 | 452.18750000 | | 7K60FXE |
| 1 | 1 | 456.36250000 | | 11K2F3E |
| 1 | 1 | 456.36250000 | | 8K30F1E |
| 1 | 1 | 456.36250000 | | 7K60FXE |
| 1 | 1 | 456.36250000 | | 4K00F1E |
| 1 | 1 | 456.48750000 | | 7K60FXE |
| 1 | 1 | 456.48750000 | | 8K30F1E |
| 1 | 1 | 456.48750000 | | 4K00F1E |
| 1 | 1 | 456.48750000 | | 11K2F3E |
| 1 | 1 | 456.51250000 | | 8K30F1E |
| 1 | 1 | 456.51250000 | | 11K2F3E |
| 1 | 1 | 456.51250000 | | 7K60FXE |
| 1 | 1 | 456.51250000 | | 4K00F1E |
| 1 | 1 | 456.66250000 | | 11K2F3E |
| 1 | 1 | 456.66250000 | | 4K00F1E |
| 1 | 1 | 456.66250000 | | 8K30F1E |
| 1 | 1 | 456.66250000 | | 7K60FXE |
| 1 | 1 | 457.16250000 | | 8K30F1E |
| 1 | 1 | 457.16250000 | | 11K2F3E |
| 1 | 1 | 457.16250000 | | 7K60FXE |
| 1 | 1 | 457.16250000 | | 4K00F1E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | Jacksonville, DUVAL, FL | 30.35027778, -81.60361111 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 4019 Boulevard Center Drive, Jacksonville, FL | DUVAL | 9044787180 |
License history
| Date | File or call sign | Action |
|---|
| 2020-12-24 | WRKF227 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4367005 | 2026-08-02 01:22:07 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRKF227 | ULS 4367005 | 2026-08-02 01:22:07 |
| Status | A | ULS 4367005 | 2026-08-02 01:22:07 |
| Service | IG | ULS 4367005 | 2026-08-02 01:22:07 |
| Grant Date | 2020-12-24 | ULS 4367005 | 2026-08-02 01:22:07 |
| Expiration Date | 2030-12-24 | ULS 4367005 | 2026-08-02 01:22:07 |