Universal Licensing System
WQAM427
Northrop Grumman Systems Corporation
License details
| ULS identifier | 2633550 |
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| Call sign | WQAM427 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2004-07-01 |
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| Expiration | 2004-12-28 |
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| Cancellation | 2005-03-05 |
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| Frequency range | 466.575 - 469.1125 MHz (3 frequencies) |
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| Locations | 4 |
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| Representative location | Los Gatos, SANTA CLARA, CA |
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| Coordinates | 37.1110556, -121.8424444 |
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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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Licensee
| Name | Northrop Grumman Systems Corporation |
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| Applicant type | C |
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| FRN | 0003800133 |
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| Location | Washington, DC |
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| Address | 1299 Pensylvania Avenue, NW, 10th Floor, Washington, DC, 20004 |
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| Phone | 2025089519 |
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| Email | [email protected] |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
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| 2 | 1 | FB4 | 461.57500000 | | | 110.000000 | 275.000000 | |
| 3 | 1 | MOC | 464.11250000 | | | 2.000000 | 2.000000 | |
| 3 | 1 | MOC | 464.71250000 | | | 2.000000 | 2.000000 | |
| 1 | 1 | FX1 | 466.57500000 | | | 10.000000 | 10.000000 | |
| 4 | 1 | MO | 466.57500000 | | | 2.000000 | 2.000000 | |
| 3 | 1 | MOC | 467.83750000 | | | 2.000000 | 2.000000 | |
| 3 | 1 | MOC | 469.11250000 | | | 2.000000 | 2.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 2 | 1 | 461.57500000 | | 20K0F3E |
| 3 | 1 | 464.11250000 | | 20K0F3E |
| 3 | 1 | 464.71250000 | | 20K0F3E |
| 1 | 1 | 466.57500000 | | 20K0F3E |
| 4 | 1 | 466.57500000 | | 20K0F3E |
| 3 | 1 | 467.83750000 | | 20K0F3E |
| 3 | 1 | 469.11250000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | SANTA CLARA, CA | | | | | |
| 2 | T | Mount Loma Prieta, Los Gatos, SANTA CLARA, CA | 37.11105556, -121.84244444 | 1141.000 m | TOWER | 58.000 m structure / 58.000 m overall | |
| 3 | T | San Jose, SANTA CLARA, CA | 37.27216667, -121.79466667 | | | | |
| 4 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | | | | | | |
| 1 | 2 | T | | 58.000 m | | | 360.0000 | 58.000 | |
| 1 | 3 | | | | | | | | |
| 1 | 4 | | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 5225 Hellyer Avenue, San Jose, CA | SANTA CLARA | 4083654695 |
License history
| Date | File or call sign | Action |
|---|
| 2005-03-05 | WQAM427 | LIEXP |
| 2004-07-01 | WQAM427 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 2633550 | 2026-08-02 01:14:10 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WQAM427 | ULS 2633550 | 2026-08-02 01:14:10 |
| Status | E | ULS 2633550 | 2026-08-02 01:14:10 |
| Service | IG | ULS 2633550 | 2026-08-02 01:14:10 |
| Grant Date | 2004-07-01 | ULS 2633550 | 2026-08-02 01:14:10 |
| Expiration Date | 2004-12-28 | ULS 2633550 | 2026-08-02 01:14:10 |
| Cancellation Date | 2005-03-05 | ULS 2633550 | 2026-08-02 01:14:10 |