Universal Licensing System
WRDN236
Azusa MRF & Transfer Station
License details
| ULS identifier | 4168847 |
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| Call sign | WRDN236 |
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| Radio service | IG |
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| Status | C |
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| Grant date | 2019-06-10 |
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| Expiration | 2029-06-10 |
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| Cancellation | 2023-01-10 |
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| Frequency range | 451.3375 - 457.1375 MHz (5 frequencies) |
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| Locations | 1 |
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| Representative location | Azusa, LOS ANGELES, CA |
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| Coordinates | 34.1144444, -117.9247500 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:18:20 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 451.33750000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 451.66250000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 452.13750000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 452.21250000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 457.13750000 | | | 5.000000 | 5.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.33750000 | | 7K60FXD |
| 1 | 1 | 451.33750000 | | 7K60FXE |
| 1 | 1 | 451.33750000 | | 11K2F3E |
| 1 | 1 | 451.66250000 | | 11K2F3E |
| 1 | 1 | 451.66250000 | | 7K60FXD |
| 1 | 1 | 451.66250000 | | 7K60FXE |
| 1 | 1 | 452.13750000 | | 7K60FXE |
| 1 | 1 | 452.13750000 | | 11K2F3E |
| 1 | 1 | 452.13750000 | | 7K60FXD |
| 1 | 1 | 452.21250000 | | 7K60FXE |
| 1 | 1 | 452.21250000 | | 11K2F3E |
| 1 | 1 | 452.21250000 | | 7K60FXD |
| 1 | 1 | 457.13750000 | | 11K2F3E |
| 1 | 1 | 457.13750000 | | 7K60FXE |
| 1 | 1 | 457.13750000 | | 7K60FXD |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | Azusa, LOS ANGELES, CA | 34.11444444, -117.92475000 | | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 1501 W Gladstone Avenue, Azusa, CA | LOS ANGELES | 6262249853 |
License history
| Date | File or call sign | Action |
|---|
| 2023-01-11 | WRDN236 | LICAN |
| 2022-03-09 | WRDN236 | LIMOD |
| 2020-03-10 | WRDN236 | LETCNS |
| 2019-06-10 | WRDN236 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4168847 | 2026-08-02 01:18:20 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRDN236 | ULS 4168847 | 2026-08-02 01:18:20 |
| Status | C | ULS 4168847 | 2026-08-02 01:18:20 |
| Service | IG | ULS 4168847 | 2026-08-02 01:18:20 |
| Grant Date | 2019-06-10 | ULS 4168847 | 2026-08-02 01:18:20 |
| Expiration Date | 2029-06-10 | ULS 4168847 | 2026-08-02 01:18:20 |
| Cancellation Date | 2023-01-10 | ULS 4168847 | 2026-08-02 01:18:20 |