Universal Licensing System
WQMH506
LANDMARK AVIATION
License details
| ULS identifier | 3220341 |
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| Call sign | WQMH506 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2010-08-09 |
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| Expiration | 2020-08-09 |
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| Cancellation | 2020-10-10 |
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| Frequency range | 451.3875 - 463.525 MHz (3 frequencies) |
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| Locations | 1 |
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| Representative location | LOS ANGELES, LOS ANGELES, CA |
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| Coordinates | 33.9330556, -118.3950000 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:19:21 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 451.38750000 | | | 4.000000 | 6.000000 | |
| 1 | 1 | MO | 456.38750000 | | | 4.000000 | 6.000000 | |
| 1 | 1 | MO | 463.52500000 | | | 25.000000 | 50.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.38750000 | | 11K2F3E |
| 1 | 1 | 456.38750000 | | 11K2F3E |
| 1 | 1 | 463.52500000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | | 6201 W. IMPERIAL HWY, LOS ANGELES, LOS ANGELES, CA | 33.93305556, -118.39500000 | | | | |
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 |
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| 1 | 6201 W. IMPERIAL HWY., LOS ANGELES, CA | LOS ANGELES | 3104109605 |
License history
| Date | File or call sign | Action |
|---|
| 2020-10-10 | WQMH506 | LIEXP |
| 2020-05-18 | WQMH506 | LETRES |
| 2011-05-10 | WQMH506 | LETCNS |
| 2010-08-09 | WQMH506 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 3220341 | 2026-08-02 01:19:21 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQMH506 | ULS 3220341 | 2026-08-02 01:19:21 |
| Status | E | ULS 3220341 | 2026-08-02 01:19:21 |
| Service | IG | ULS 3220341 | 2026-08-02 01:19:21 |
| Grant Date | 2010-08-09 | ULS 3220341 | 2026-08-02 01:19:21 |
| Expiration Date | 2020-08-09 | ULS 3220341 | 2026-08-02 01:19:21 |
| Cancellation Date | 2020-10-10 | ULS 3220341 | 2026-08-02 01:19:21 |