Universal Licensing System
WPXT484
D & N Security
License details
| ULS identifier | 2520386 |
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| Call sign | WPXT484 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2003-06-06 |
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| Expiration | 2013-06-06 |
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| Cancellation | 2013-08-10 |
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| Frequency range | 464.7 - 469.7 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | Santa Rosa, SONOMA, CA |
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| Coordinates | 38.4612222, -122.7389444 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:16:20 |
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Licensee
| Name | D & N Security |
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| Applicant type | C |
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| FRN | 0008530354 |
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| Location | Santa Rosa, CA |
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| Address | 509 Mendocino Ave Suite 3, Santa Rosa, CA, 95401 |
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| Phone | 7075756909 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 464.70000000 | | | 25.000000 | 25.000000 | |
| 2 | 1 | MO | 464.70000000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MO | 469.70000000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 464.70000000 | | 16K0F3E |
| 2 | 1 | 464.70000000 | | 16K0F3E |
| 2 | 1 | 469.70000000 | | 16K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 733 Coddingtown Mall, Santa Rosa, SONOMA, CA | 38.46122222, -122.73894444 | 38.000 m | B | 9.100 m structure / 9.100 m overall | |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | | | 9.100 m | | 0.0000 | 0.0000 | -81.000 | |
| 1 | 2 | | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 733 Coddingtown Mall, Santa Rosa, CA | SONOMA | 7075756909 |
License history
| Date | File or call sign | Action |
|---|
| 2013-08-10 | WPXT484 | LIEXP |
| 2013-03-11 | WPXT484 | LETRES |
| 2004-03-22 | WPXT484 | AUTHPR |
| 2004-03-19 | WPXT484 | INTDUP |
| 2004-03-19 | WPXT484 | COR |
| 2004-03-08 | WPXT484 | LETCNS |
| 2003-06-06 | WPXT484 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2520386 | 2026-08-02 01:16:20 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPXT484 | ULS 2520386 | 2026-08-02 01:16:20 |
| Status | E | ULS 2520386 | 2026-08-02 01:16:20 |
| Service | IG | ULS 2520386 | 2026-08-02 01:16:20 |
| Grant Date | 2003-06-06 | ULS 2520386 | 2026-08-02 01:16:20 |
| Expiration Date | 2013-06-06 | ULS 2520386 | 2026-08-02 01:16:20 |
| Cancellation Date | 2013-08-10 | ULS 2520386 | 2026-08-02 01:16:20 |