Universal Licensing System
WQNX729
CAROLLO ENGINEERS
License details
| ULS identifier | 3300553 |
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| Call sign | WQNX729 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2011-06-29 |
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| Expiration | 2021-06-29 |
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| Cancellation | 2021-10-02 |
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| Frequency range | 153.335 - 158.325 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | BYRON, CONTRA COSTA, CA |
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| Coordinates | 37.8405000, -121.7431667 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:20:01 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 153.33500000 | | | 25.000000 | 25.000000 | |
| 2 | 1 | MO | 158.32500000 | | | 5.000000 | 5.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 153.33500000 | | 11K0F3E |
| 2 | 1 | 158.32500000 | | 11K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | LOS VAQUEROS RESIVOIR, BYRON, CONTRA COSTA, CA | 37.84050000, -121.74316667 | 373.000 m | TOWER | 7.000 m structure / 10.000 m overall | |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | 10.000 m | V | 4.0000 | | 7.000 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 2700 YGNACIO VALLEY RD #300, WALNUT CREEK, CA | CONTRA COSTA | 9259321710 |
License history
| Date | File or call sign | Action |
|---|
| 2021-10-02 | WQNX729 | LIEXP |
| 2021-04-05 | WQNX729 | LETRES |
| 2012-04-03 | WQNX729 | LETCNS |
| 2011-06-29 | WQNX729 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 3300553 | 2026-08-02 01:20:01 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQNX729 | ULS 3300553 | 2026-08-02 01:20:01 |
| Status | E | ULS 3300553 | 2026-08-02 01:20:01 |
| Service | IG | ULS 3300553 | 2026-08-02 01:20:01 |
| Grant Date | 2011-06-29 | ULS 3300553 | 2026-08-02 01:20:01 |
| Expiration Date | 2021-06-29 | ULS 3300553 | 2026-08-02 01:20:01 |
| Cancellation Date | 2021-10-02 | ULS 3300553 | 2026-08-02 01:20:01 |