Universal Licensing System
WRTR451
Quantem Aviation Services LLC
License details
| ULS identifier | 4635870 |
|---|
| Call sign | WRTR451 |
|---|
| Radio service | IG |
|---|
| Status | A |
|---|
| Grant date | 2022-07-16 |
|---|
| Expiration | 2032-07-16 |
|---|
| Frequency range | 451.3875 - 462.5125 MHz (8 frequencies) |
|---|
| Locations | 1 |
|---|
| Representative location | TAMPA, HILLSBOROUGH, FL |
|---|
| Coordinates | 27.9905556, -82.5369722 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:23:52 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 3 | 1 | MO | 451.28750000 | | | 5.000000 | 5.000000 | |
| 3 | 1 | MO | 451.36250000 | | | 5.000000 | 5.000000 | |
| 4 | 1 | MO | 451.38750000 | | | 4.000000 | 4.000000 | |
| 4 | 1 | MO | 451.56250000 | | | 4.000000 | 4.000000 | |
| 3 | 1 | MO | 452.13750000 | | | 5.000000 | 5.000000 | |
| 3 | 1 | MO | 456.28750000 | | | 5.000000 | 5.000000 | |
| 3 | 1 | MO | 456.36250000 | | | 5.000000 | 5.000000 | |
| 4 | 1 | MO | 456.38750000 | | | 4.000000 | 4.000000 | |
| 4 | 1 | MO | 456.56250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | FB2 | 461.91250000 | | | 40.000000 | 20.000000 | |
| 2 | 1 | MO | 461.91250000 | | | 5.000000 | 5.000000 | |
| 4 | 1 | MO | 462.51250000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MO | 466.91250000 | | | 5.000000 | 5.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 3 | 1 | 451.28750000 | | 7K60FXE |
| 3 | 1 | 451.36250000 | | 7K60FXE |
| 4 | 1 | 451.38750000 | | 7K60FXE |
| 4 | 1 | 451.56250000 | | 7K60FXE |
| 3 | 1 | 452.13750000 | | 7K60FXE |
| 3 | 1 | 456.28750000 | | 7K60FXE |
| 3 | 1 | 456.36250000 | | 7K60FXE |
| 4 | 1 | 456.38750000 | | 7K60FXE |
| 4 | 1 | 456.56250000 | | 7K60FXE |
| 1 | 1 | 461.91250000 | | 7K60FXE |
| 2 | 1 | 461.91250000 | | 7K60FXE |
| 4 | 1 | 462.51250000 | | 7K60FXE |
| 2 | 1 | 466.91250000 | | 7K60FXE |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 4818 EXPRESS DRIVE, CHARLOTTE, MECKLENBURG, NC | 35.21075000, -80.94041667 | 218.000 m | B | 9.100 m structure / 10.600 m overall | |
| 2 | T | | | | | | |
| 3 | T | CHARLOTTE, MECKLENBURG, NC | 35.21075000, -80.94041667 | | | | |
| 4 | T | TAMPA, HILLSBOROUGH, FL | 27.99055556, -82.53697222 | | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 10.600 m | | | | 23.300 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | | | | | | |
| 1 | 4 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 4818 EXPRESS DRIVE, CHARLOTTE, NC | MECKLENBURG | 6306471717 |
| 2 | 4774 N HOOVER BLVD, TAMPA, FL | HILLSBOROUGH | 8133879303 |
License history
| Date | File or call sign | Action |
|---|
| 2025-04-08 | WRTR451 | LETCNS |
| 2024-07-08 | WRTR451 | LIMOD |
| 2023-09-11 | WRTR451 | FRATRE |
| 2023-08-23 | WRTR451 | LETTRS |
| 2023-08-23 | WRTR451 | PNLISR |
| 2023-04-18 | WRTR451 | LETCNS |
| 2022-07-16 | WRTR451 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4635870 | 2026-08-02 01:23:52 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRTR451 | ULS 4635870 | 2026-08-02 01:23:52 |
| Status | A | ULS 4635870 | 2026-08-02 01:23:52 |
| Service | IG | ULS 4635870 | 2026-08-02 01:23:52 |
| Grant Date | 2022-07-16 | ULS 4635870 | 2026-08-02 01:23:52 |
| Expiration Date | 2032-07-16 | ULS 4635870 | 2026-08-02 01:23:52 |