Universal Licensing System
WQPX644
Crux Subsurface Inc.
License details
| ULS identifier | 3408551 |
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| Call sign | WQPX644 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2012-09-11 |
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| Expiration | 2013-03-10 |
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| Cancellation | 2013-05-11 |
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| Frequency range | 462.025 - 467.025 MHz (2 frequencies) |
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| Locations | 4 |
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| Representative location | Acton, LOS ANGELES, CA |
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| Coordinates | 34.3713611, -118.0720000 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:16:22 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 462.02500000 | | | 15.000000 | 20.000000 | |
| 2 | 1 | FXO | 467.02500000 | | | 15.000000 | 20.000000 | |
| 3 | 1 | FXO | 467.02500000 | | | 15.000000 | 20.000000 | |
| 4 | 1 | FXO | 467.02500000 | | | 15.000000 | 20.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 462.02500000 | | 11K2F3E |
| 1 | 1 | 462.02500000 | | 11K2F2D |
| 1 | 1 | 462.02500000 | | 11K2F1D |
| 2 | 1 | 467.02500000 | | 11K2F1D |
| 2 | 1 | 467.02500000 | | 11K2F2D |
| 2 | 1 | 467.02500000 | | 11K2F3E |
| 3 | 1 | 467.02500000 | | 11K2F2D |
| 3 | 1 | 467.02500000 | | 11K2F1D |
| 3 | 1 | 467.02500000 | | 11K2F3E |
| 4 | 1 | 467.02500000 | | 11K2F2D |
| 4 | 1 | 467.02500000 | | 11K2F1D |
| 4 | 1 | 467.02500000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | Granite Mtn, CA 15km SE of Acton, CA, Acton, LOS ANGELES, CA | 34.37136111, -118.07200000 | 2002.000 m | POLE | 6.000 m structure / 6.000 m overall | |
| 2 | T | 15 KM N of Arcadia, CA, Arcadia, LOS ANGELES, CA | 34.27311111, -118.03763889 | 1463.000 m | POLE | 5.000 m structure / 5.000 m overall | |
| 3 | T | 11km E of Big Tujunga Reservoir, Arcadia, LOS ANGELES, CA | 34.29136111, -118.06580556 | 1495.000 m | POLE | 5.000 m structure / 5.000 m overall | |
| 4 | T | Monrovia Peak, 8.25 km N of Duarte, CA, Duarte, LOS ANGELES, CA | 34.21333333, -117.96947222 | 1649.000 m | POLE | 5.000 m structure / 5.000 m overall | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 6.000 m | | | | 643.000 | |
| 1 | 2 | T | | 5.000 m | | | | 310.000 | |
| 1 | 3 | T | | 5.000 m | | | | 265.000 | |
| 1 | 4 | T | | 5.000 m | | | | 265.000 | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 1301 W Avenue L-12, Lancaster, CA | LOS ANGELES | 5092203249 |
Special conditions
| Type | Condition code |
|---|
| P | 5004 |
| T | 1003 |
License history
| Date | File or call sign | Action |
|---|
| 2013-05-11 | WQPX644 | LIEXP |
| 2012-09-11 | WQPX644 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 3408551 | 2026-08-02 01:16:22 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQPX644 | ULS 3408551 | 2026-08-02 01:16:22 |
| Status | E | ULS 3408551 | 2026-08-02 01:16:22 |
| Service | IG | ULS 3408551 | 2026-08-02 01:16:22 |
| Grant Date | 2012-09-11 | ULS 3408551 | 2026-08-02 01:16:22 |
| Expiration Date | 2013-03-10 | ULS 3408551 | 2026-08-02 01:16:22 |
| Cancellation Date | 2013-05-11 | ULS 3408551 | 2026-08-02 01:16:22 |