Universal Licensing System
WRDB728
J H Investments of Jacksonville Inc
License details
| ULS identifier | 4136420 |
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| Call sign | WRDB728 |
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| Radio service | YG |
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| Status | A |
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| Grant date | 2019-03-21 |
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| Expiration | 2029-03-21 |
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| Frequency range | 461.75 - 469.025 MHz (8 frequencies) |
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| Locations | 2 |
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| Representative location | HASTINGS, ST. JOHNS, FL |
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| Coordinates | 29.6891667, -81.4880556 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:14:09 |
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Licensee
| Name | J H Investments of Jacksonville Inc |
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| Applicant type | C |
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| FRN | 0011243300 |
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| Location | Jacksonville, FL |
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| Address | 4800 Dellwood Ave, Jacksonville, FL, 32205 |
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| Phone | 9043841270 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB8 | 461.75000000 | | | 100.000000 | 60.000000 | |
| 2 | 1 | MO8 | 461.75000000 | | | 100.000000 | 100.000000 | |
| 1 | 1 | FB2 | 462.05000000 | | | 100.000000 | 60.000000 | |
| 2 | 1 | MO | 462.05000000 | | | 100.000000 | 100.000000 | |
| 1 | 1 | FB8 | 463.25000000 | | | 100.000000 | 60.000000 | |
| 2 | 1 | MO8 | 463.25000000 | | | 100.000000 | 100.000000 | |
| 1 | 1 | FB8 | 464.02500000 | | | 100.000000 | 60.000000 | |
| 2 | 1 | MO8 | 464.02500000 | | | 100.000000 | 100.000000 | |
| 2 | 1 | MO8 | 466.75000000 | | | 100.000000 | 100.000000 | |
| 2 | 1 | MO | 467.05000000 | | | 100.000000 | 100.000000 | |
| 2 | 1 | MO8 | 468.25000000 | | | 100.000000 | 100.000000 | |
| 2 | 1 | MO8 | 469.02500000 | | | 100.000000 | 100.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 461.75000000 | | 4K00F1D |
| 1 | 1 | 461.75000000 | | 4K00F1E |
| 2 | 1 | 461.75000000 | | 4K00F1D |
| 2 | 1 | 461.75000000 | | 4K00F1E |
| 1 | 1 | 462.05000000 | | 4K00F1D |
| 1 | 1 | 462.05000000 | | 4K00F1E |
| 2 | 1 | 462.05000000 | | 4K00F1E |
| 2 | 1 | 462.05000000 | | 4K00F1D |
| 1 | 1 | 463.25000000 | | 4K00F1D |
| 1 | 1 | 463.25000000 | | 4K00F1E |
| 2 | 1 | 463.25000000 | | 4K00F1E |
| 2 | 1 | 463.25000000 | | 4K00F1D |
| 1 | 1 | 464.02500000 | | 4K00F1D |
| 1 | 1 | 464.02500000 | | 4K00F1E |
| 2 | 1 | 464.02500000 | | 4K00F1D |
| 2 | 1 | 464.02500000 | | 4K00F1E |
| 2 | 1 | 466.75000000 | | 4K00F1E |
| 2 | 1 | 466.75000000 | | 4K00F1D |
| 2 | 1 | 467.05000000 | | 4K00F1D |
| 2 | 1 | 467.05000000 | | 4K00F1E |
| 2 | 1 | 468.25000000 | | 4K00F1D |
| 2 | 1 | 468.25000000 | | 4K00F1E |
| 2 | 1 | 469.02500000 | | 4K00F1D |
| 2 | 1 | 469.02500000 | | 4K00F1E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 8269 WHITE TOWER RD, HASTINGS, ST. JOHNS, FL | 29.68916667, -81.48805556 | 4.000 m | GTOWER | 141.000 m structure / 147.000 m overall | |
| 2 | T | ST. JOHNS, FL | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 147.000 m | | | | 142.900 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 4800 Dellwood Ave, Jacksonville, FL | DUVAL | 9043841270 |
License history
| Date | File or call sign | Action |
|---|
| 2019-03-21 | WRDB728 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4136420 | 2026-08-02 01:14:09 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRDB728 | ULS 4136420 | 2026-08-02 01:14:09 |
| Status | A | ULS 4136420 | 2026-08-02 01:14:09 |
| Service | YG | ULS 4136420 | 2026-08-02 01:14:09 |
| Grant Date | 2019-03-21 | ULS 4136420 | 2026-08-02 01:14:09 |
| Expiration Date | 2029-03-21 | ULS 4136420 | 2026-08-02 01:14:09 |