Universal Licensing System
WZW571
DURHAM SCHOOL SERVICES
License details
| ULS identifier | 1766623 |
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| Call sign | WZW571 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2013-03-09 |
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| Expiration | 2023-03-31 |
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| Cancellation | 2023-06-03 |
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| Frequency range | 463.9 - 468.9 MHz (2 frequencies) |
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| Locations | 3 |
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| Representative location | NEWBURY PARK, VENTURA, CA |
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| Coordinates | 34.1644444, -118.9075833 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:20:26 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 2 | 1 | FB2 | 463.90000000 | | | 100.000000 | 400.000000 | |
| 1 | 1 | FX1 | 468.90000000 | | | 100.000000 | 500.000000 | |
| 3 | 1 | MO | 468.90000000 | | | 100.000000 | 200.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 2 | 1 | 463.90000000 | | 20K0F3E |
| 2 | 1 | 463.90000000 | | 11K2F3E |
| 1 | 1 | 468.90000000 | | 11K2F3E |
| 1 | 1 | 468.90000000 | | 20K0F3E |
| 3 | 1 | 468.90000000 | | 11K2F3E |
| 3 | 1 | 468.90000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | CA | | | | | |
| 2 | T | 1000 S VENTU PARK RD, NEWBURY PARK, VENTURA, CA | 34.16444444, -118.90758333 | 480.000 m | | 17.000 m structure / 17.000 m overall | N |
| 3 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
| 1 | 2 | T | | 12.000 m | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 2323 MOORPARK RD, THOUSAND OAKS, CA | | 8054958338 |
License history
| Date | File or call sign | Action |
|---|
| 2023-06-03 | WZW571 | LIEXP |
| 2023-01-02 | WZW571 | LETRES |
| 2013-03-09 | WZW571 | LIREN |
| 2013-01-07 | WZW571 | LETRES |
| 2012-12-12 | WZW571 | LIMOD |
| 2012-12-11 | WZW571 | ESUAPR |
| 2012-11-08 | WZW571 | ESUAPR |
| 2012-08-13 | WZW571 | EFUFNR |
| 2012-08-13 | WZW571 | EFUAPR |
| 2012-08-13 | WZW571 | ESUFNR |
| 2012-08-13 | WZW571 | ESUAPR |
| 2012-06-12 | WZW571 | LIAUA |
| 2012-06-11 | WZW571 | ESUAPR |
| 2012-05-24 | WZW571 | ESUFNR |
| 2005-04-21 | WZW571 | LTSAPR |
| 2005-04-21 | WZW571 | LIAUA |
| 2003-07-24 | WZW571 | AUDOPR |
| 2003-03-04 | WZW571 | LIREN |
| 2003-03-04 | WZW571 | LIAUA |
| 2003-01-13 | WZW571 | LETRES |
| 2000-11-23 | WZW571 | LICCNV |
| 1999-09-15 | WZW571 | LITRAN |
| 1999-09-15 | WZW571 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1766623 | 2026-08-02 01:20:26 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WZW571 | ULS 1766623 | 2026-08-02 01:20:26 |
| Status | E | ULS 1766623 | 2026-08-02 01:20:26 |
| Service | IG | ULS 1766623 | 2026-08-02 01:20:26 |
| Grant Date | 2013-03-09 | ULS 1766623 | 2026-08-02 01:20:26 |
| Expiration Date | 2023-03-31 | ULS 1766623 | 2026-08-02 01:20:26 |
| Cancellation Date | 2023-06-03 | ULS 1766623 | 2026-08-02 01:20:26 |