Universal Licensing System
WPPX391
Motient Communications Inc.
License details
| ULS identifier | 1143913 |
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| Call sign | WPPX391 |
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| Radio service | GX |
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| Status | C |
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| Grant date | 2000-02-25 |
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| Expiration | 2010-02-25 |
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| Cancellation | 2004-02-12 |
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| Frequency range | 806 - 854.6625 MHz (3 frequencies) |
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| Locations | 2 |
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| Representative location | IRVINE, ORANGE, CA |
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| Coordinates | 33.6583611, -117.7511667 |
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| Source archive | l_LMcomm.zip |
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| Dataset refreshed | 2026-08-16 01:09:35 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 2 | 1 | MO | 806.00000000 | 821.00000000 | | 4.000000 | 4.000000 | |
| 1 | 1 | FB6C | 854.66250000 | | | 100.000000 | 205.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 2 | 1 | 806.00000000 | | 20K0F1D |
| 1 | 1 | 854.66250000 | | 20K0F1D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 7700 IRVINE CENTER DRIVE, IRVINE, ORANGE, CA | 33.65836111, -117.75116667 | 76.000 m | B | 30.000 m structure / 30.000 m overall | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 34.000 m | | | | 62.000 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 300 KNIGHTSBRIDGE PKY, LINCOLNSHIRE, IL | | 8474784212 |
License history
| Date | File or call sign | Action |
|---|
| 2004-02-13 | WPPX391 | LICAN |
| 2002-06-18 | WPPX391 | LIAUA |
| 2002-04-26 | WPPX391 | LIASS |
| 2002-04-03 | WPPX391 | COR |
| 2002-03-05 | WPPX391 | LIASS |
| 2002-02-20 | WPPX391 | LIASS |
| 2000-09-15 | WPPX391 | LICCNV |
| 2000-06-22 | WPPX391 | AUTHPR |
| 2000-05-31 | WPPX391 | LITRAN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1143913 | 2026-08-16 01:09:35 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPPX391 | ULS 1143913 | 2026-08-16 01:09:35 |
| Status | C | ULS 1143913 | 2026-08-16 01:09:35 |
| Service | GX | ULS 1143913 | 2026-08-16 01:09:35 |
| Grant Date | 2000-02-25 | ULS 1143913 | 2026-08-16 01:09:35 |
| Expiration Date | 2010-02-25 | ULS 1143913 | 2026-08-16 01:09:35 |
| Cancellation Date | 2004-02-12 | ULS 1143913 | 2026-08-16 01:09:35 |