Universal Licensing System
WNJX321
SILICON SYSTEMS INC
License details
| ULS identifier | 1659965 |
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| Call sign | WNJX321 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 1997-07-23 |
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| Expiration | 2002-09-15 |
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| Cancellation | 2003-01-12 |
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| Frequency range | 464.575 - 469.575 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | TUSTIN, ORANGE, CA |
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| Coordinates | 33.6361389, -117.8036667 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:28:14 |
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Licensee
| Name | SILICON SYSTEMS INC |
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| Applicant type | C |
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| Location | TUSTIN, CA |
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| Address | 14351 MYFORD RD, TUSTIN, CA, 92680 |
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| Phone | 7147317110 |
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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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| 1 | 1 | FB2 | 464.57500000 | | | 35.000000 | 260.000000 | |
| 2 | 1 | MO | 464.57500000 | | | 35.000000 | | |
| 1 | 1 | FX1 | 469.57500000 | | | 35.000000 | 260.000000 | |
| 2 | 1 | MO | 469.57500000 | | | 35.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 464.57500000 | | 20K0F3E |
| 2 | 1 | 464.57500000 | | 20K0F3E |
| 1 | 1 | 469.57500000 | | 20K0F3E |
| 2 | 1 | 469.57500000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 14351 MYFORD RD, TUSTIN, ORANGE, CA | 33.63613889, -117.80366667 | 14.000 m | | | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | 21.000 m | | | | | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 14351 MYFORD RD, TUSTIN, CA | | 7147317110 |
License history
| Date | File or call sign | Action |
|---|
| 2003-01-12 | WNJX321 | LIEXP |
| 2002-06-24 | WNJX321 | LETRES |
| 2002-05-20 | WNJX321 | LETAUS |
| 2000-11-23 | WNJX321 | LICCNV |
| 1997-07-23 | WNJX321 | LIREN |
| 1997-07-23 | WNJX321 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 1659965 | 2026-08-02 01:28:14 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WNJX321 | ULS 1659965 | 2026-08-02 01:28:14 |
| Status | E | ULS 1659965 | 2026-08-02 01:28:14 |
| Service | IG | ULS 1659965 | 2026-08-02 01:28:14 |
| Grant Date | 1997-07-23 | ULS 1659965 | 2026-08-02 01:28:14 |
| Expiration Date | 2002-09-15 | ULS 1659965 | 2026-08-02 01:28:14 |
| Cancellation Date | 2003-01-12 | ULS 1659965 | 2026-08-02 01:28:14 |