Universal Licensing System
WPDX993
Northrop Grumman Systems Corporation
License details
| ULS identifier | 1907117 |
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| Call sign | WPDX993 |
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| Radio service | IG |
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| Status | C |
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| Grant date | 2003-10-21 |
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| Expiration | 2013-12-15 |
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| Cancellation | 2013-01-09 |
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| Frequency range | 451.475 - 456.625 MHz (4 frequencies) |
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| Locations | 2 |
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| Representative location | LOS ANGELES, LOS ANGELES, CA |
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| Coordinates | 34.0625000, -118.4145278 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:14:10 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 451.47500000 | | | 100.000000 | 9.000000 | |
| 2 | 1 | MO | 451.47500000 | | | 5.000000 | | |
| 1 | 1 | FB2 | 451.62500000 | | | 100.000000 | 9.000000 | |
| 2 | 1 | MO | 451.62500000 | | | 5.000000 | | |
| 2 | 1 | MO | 456.47500000 | | | 5.000000 | | |
| 2 | 1 | MO | 456.62500000 | | | 5.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.47500000 | | 20K0F3E |
| 2 | 1 | 451.47500000 | | 20K0F3E |
| 1 | 1 | 451.62500000 | | 20K0F3E |
| 2 | 1 | 451.62500000 | | 20K0F3E |
| 2 | 1 | 456.47500000 | | 20K0F3E |
| 2 | 1 | 456.62500000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 1840 CENTURY PARK E, LOS ANGELES, LOS ANGELES, CA | 34.06250000, -118.41452778 | 88.000 m | | 21.000 m structure / 21.000 m overall | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 24.000 m | | | | | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 1840 CENTURY PARK E, LOS ANGELES, CA | | 3103323029 |
License history
| Date | File or call sign | Action |
|---|
| 2013-01-10 | WPDX993 | LICAN |
| 2013-01-09 | WPDX993 | ESUAPR |
| 2012-12-31 | WPDX993 | ESUAPR |
| 2012-09-18 | WPDX993 | LIAUA |
| 2012-09-16 | WPDX993 | ESUAPR |
| 2011-07-30 | WPDX993 | LIAUA |
| 2011-07-30 | WPDX993 | ESCAPR |
| 2011-07-29 | WPDX993 | ESUAPR |
| 2011-07-29 | WPDX993 | EFUAPR |
| 2011-03-31 | WPDX993 | LITRAN |
| 2011-01-28 | WPDX993 | ESUAPR |
| 2009-11-10 | WPDX993 | LIAUA |
| 2009-11-09 | WPDX993 | ESUAPR |
| 2008-04-28 | WPDX993 | ESUAPR |
| 2008-04-25 | WPDX993 | LIAUA |
| 2008-04-24 | WPDX993 | ESUAPR |
| 2005-01-14 | WPDX993 | LIAUA |
| 2005-01-13 | WPDX993 | ESUAPR |
| 2003-10-21 | WPDX993 | LIREN |
| 2003-09-22 | WPDX993 | LETRES |
| 2002-11-08 | WPDX993 | LIAUA |
| 2002-04-10 | WPDX993 | LIAUA |
| 2002-03-02 | WPDX993 | LIAUA |
| 2002-01-17 | WPDX993 | AUDOPR |
| 2001-05-10 | WPDX993 | LITRAN |
| 2000-11-24 | WPDX993 | COR |
| 2000-11-24 | WPDX993 | LICCNV |
| 1998-10-20 | WPDX993 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1907117 | 2026-08-02 01:14:10 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPDX993 | ULS 1907117 | 2026-08-02 01:14:10 |
| Status | C | ULS 1907117 | 2026-08-02 01:14:10 |
| Service | IG | ULS 1907117 | 2026-08-02 01:14:10 |
| Grant Date | 2003-10-21 | ULS 1907117 | 2026-08-02 01:14:10 |
| Expiration Date | 2013-12-15 | ULS 1907117 | 2026-08-02 01:14:10 |
| Cancellation Date | 2013-01-09 | ULS 1907117 | 2026-08-02 01:14:10 |