Universal Licensing System
WRKZ399
License details
| ULS identifier | 4398688 |
|---|---|
| Call sign | WRKZ399 |
| Radio service | IG |
| Status | A |
| Grant date | 2021-03-09 |
| Expiration | 2031-03-09 |
| Frequency range | 451.45 - 469.7375 MHz (12 frequencies) |
| Locations | 2 |
| Representative location | Lakeland, POLK, FL |
| Coordinates | 27.9391111, -81.9997778 |
| Source archive | l_LMpriv.zip |
| Dataset refreshed | 2026-08-02 01:08:41 |
Licensee
| Name | Polk County Public Schools |
|---|---|
| Applicant type | G |
| FRN | 0004202974 |
| Location | Bartow, FL |
| Address | 1430 State Hwy 60 East, Bartow, FL, 33830 |
| Phone | 8635345042 |
| [email protected] |
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|---|---|---|---|---|---|---|---|
| 1 | 1 | FB2 | 451.45000000 | 50.000000 | 50.000000 | |||
| 2 | 1 | MO | 451.45000000 | 5.000000 | 5.000000 | |||
| 5 | 1 | FB2 | 451.82500000 | 50.000000 | 50.000000 | |||
| 6 | 1 | MO | 451.82500000 | 5.000000 | 5.000000 | |||
| 2 | 1 | MO | 456.45000000 | 5.000000 | 5.000000 | |||
| 6 | 1 | MO | 456.82500000 | 5.000000 | 5.000000 | |||
| 11 | 1 | FB2 | 461.97500000 | 45.000000 | 45.000000 | |||
| 7 | 1 | FB2 | 463.72500000 | 50.000000 | 50.000000 | |||
| 8 | 1 | MO | 463.72500000 | 5.000000 | 5.000000 | |||
| 9 | 1 | FB2 | 464.20000000 | 40.000000 | 40.000000 | |||
| 10 | 1 | MO | 464.20000000 | 5.000000 | 5.000000 | |||
| 3 | 1 | FB2 | 464.73750000 | 50.000000 | 50.000000 | |||
| 4 | 1 | MO | 464.73750000 | 5.000000 | 5.000000 | |||
| 12 | 1 | MO | 466.97500000 | 5.000000 | 5.000000 | |||
| 8 | 1 | MO | 468.72500000 | 5.000000 | 5.000000 | |||
| 10 | 1 | MO | 469.20000000 | 5.000000 | 5.000000 | |||
| 4 | 1 | MO | 469.73750000 | 5.000000 | 5.000000 |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|---|---|---|---|
| 1 | 1 | 451.45000000 | 7K60FXE | |
| 2 | 1 | 451.45000000 | 7K60FXE | |
| 5 | 1 | 451.82500000 | 7K60FXE | |
| 6 | 1 | 451.82500000 | 7K60FXE | |
| 2 | 1 | 456.45000000 | 7K60FXE | |
| 6 | 1 | 456.82500000 | 7K60FXE | |
| 11 | 1 | 461.97500000 | 7K60FXE | |
| 7 | 1 | 463.72500000 | 7K60FXE | |
| 8 | 1 | 463.72500000 | 7K60FXE | |
| 9 | 1 | 464.20000000 | 7K60FXE | |
| 10 | 1 | 464.20000000 | 7K60FXE | |
| 3 | 1 | 464.73750000 | 7K60FXE | |
| 4 | 1 | 464.73750000 | 7K60FXE | |
| 12 | 1 | 466.97500000 | 7K60FXE | |
| 8 | 1 | 468.72500000 | 7K60FXE | |
| 10 | 1 | 469.20000000 | 7K60FXE | |
| 4 | 1 | 469.73750000 | 7K60FXE |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|---|---|---|---|---|---|---|
| 1 | T | 1 Panther Place, Mulberry, POLK, FL | 27.89869444, -81.96036111 | 42.000 m | BANT | 10.800 m structure / 13.000 m overall | |
| 2 | T | ||||||
| 3 | T | 4525 County Highway 547N, Davenport, POLK, FL | 28.22661111, -81.58833333 | 38.000 m | BANT | 10.800 m structure / 13.000 m overall | |
| 4 | T | ||||||
| 5 | T | 4815 Bailey Road, Mulberry, POLK, FL | 27.93016667, -82.01250000 | 35.000 m | BANT | 10.800 m structure / 13.000 m overall | |
| 6 | T | ||||||
| 7 | T | 201 Bella Citta Boulevard, Davenport, POLK, FL | 28.27438889, -81.65950000 | 63.000 m | BANT | 8.000 m structure / 10.000 m overall | |
| 8 | T | ||||||
| 9 | T | 740 Lake Miriam Drive, Lakeland, POLK, FL | 27.97563889, -81.95138889 | 67.000 m | B | 9.100 m structure / 9.100 m overall | N |
| 10 | T | N | |||||
| 11 | T | 2727 Shepherd Road, Lakeland, POLK, FL | 27.93911111, -81.99977778 | 37.000 m | B | 9.100 m structure / 9.100 m overall | N |
| 12 | T | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | T | 13.000 m | 11.800 | |||||
| 1 | 2 | T | |||||||
| 1 | 3 | T | 13.000 m | 18.500 | |||||
| 1 | 4 | T | |||||||
| 1 | 5 | T | 13.000 m | 8.800 | |||||
| 1 | 6 | T | |||||||
| 1 | 7 | T | 10.000 m | 38.100 | |||||
| 1 | 8 | T | |||||||
| 1 | 9 | T | 9.100 m | 36.200 | |||||
| 1 | 10 | T | |||||||
| 1 | 11 | T | 9.100 m | 6.400 | |||||
| 1 | 12 | T |
Control points
| Number | Address | County | Phone |
|---|---|---|---|
| 1 | 201 Bella Citta Boulevard, Davenport, FL | POLK | 8635347324 |
| 2 | 4815 Bailey Road, Mulberry, FL | POLK | 8635347324 |
| 3 | 4525 County Highway 547N, Davenport, FL | POLK | 8635347324 |
| 4 | 1 Panther Place, Mulberry, FL | POLK | 8637011104 |
| 5 | 740 Lake Miriam Drive, Lakeland, FL | POLK | 8636483500 |
Special conditions
| Type | Condition code |
|---|---|
| P | 4020 |
License history
| Date | File or call sign | Action |
|---|---|---|
| 2024-09-26 | WRKZ399 | LIMOD |
| 2024-05-15 | WRKZ399 | LIMOD |
| 2021-12-07 | WRKZ399 | LIAUA |
| 2021-12-07 | WRKZ399 | LETCNS |
| 2021-03-09 | WRKZ399 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|---|---|---|
| ULS | 4398688 | 2026-08-02 01:08:41 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|---|---|---|
| Call Sign | WRKZ399 | ULS 4398688 | 2026-08-02 01:08:41 |
| Status | A | ULS 4398688 | 2026-08-02 01:08:41 |
| Service | IG | ULS 4398688 | 2026-08-02 01:08:41 |
| Grant Date | 2021-03-09 | ULS 4398688 | 2026-08-02 01:08:41 |
| Expiration Date | 2031-03-09 | ULS 4398688 | 2026-08-02 01:08:41 |