Universal Licensing System
WQDI428
Apple Valley Unified School District
License details
| ULS identifier | 2745474 |
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| Call sign | WQDI428 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2015-08-25 |
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| Expiration | 2025-09-02 |
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| Cancellation | 2025-12-13 |
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| Frequency range | 72.1 MHz |
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| Locations | 1 |
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| Representative location | Apple Valley, SAN BERNARDINO, CA |
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| Coordinates | 34.4668333, -117.1893889 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:26:08 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 72.10000000 | | | 0.700000 | 0.500000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 72.10000000 | | 20K0F1D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | Apple Valley, SAN BERNARDINO, CA | 34.46683333, -117.18938889 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 11837 Navajo Rd, Apple Valley, CA | SAN BERNARDINO | 7602478001 |
License history
| Date | File or call sign | Action |
|---|
| 2025-12-13 | WQDI428 | LIEXP |
| 2025-08-23 | WQDI428 | ESURNW |
| 2025-08-03 | WQDI428 | ESURNW |
| 2025-07-04 | WQDI428 | ESURNW |
| 2025-06-09 | WQDI428 | LETRES |
| 2025-06-04 | WQDI428 | ESURNW |
| 2015-08-25 | WQDI428 | LIREN |
| 2015-08-24 | WQDI428 | ESCAPR |
| 2015-06-08 | WQDI428 | LETRES |
| 2005-09-02 | WQDI428 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2745474 | 2026-08-02 01:26:08 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQDI428 | ULS 2745474 | 2026-08-02 01:26:08 |
| Status | E | ULS 2745474 | 2026-08-02 01:26:08 |
| Service | IG | ULS 2745474 | 2026-08-02 01:26:08 |
| Grant Date | 2015-08-25 | ULS 2745474 | 2026-08-02 01:26:08 |
| Expiration Date | 2025-09-02 | ULS 2745474 | 2026-08-02 01:26:08 |
| Cancellation Date | 2025-12-13 | ULS 2745474 | 2026-08-02 01:26:08 |