Universal Licensing System
WPJK304
VIEWSONIC CORPORATION
License details
| ULS identifier | 1737378 |
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| Call sign | WPJK304 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2001-08-06 |
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| Expiration | 2011-07-03 |
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| Cancellation | 2011-09-03 |
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| Frequency range | 467.7625 MHz |
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| Locations | 1 |
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| Representative location | LOS ANGELES, CA |
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| Coordinates | 34.5055556, -117.8667222 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:14:05 |
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Licensee
| Name | VIEWSONIC CORPORATION |
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| Applicant type | C |
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| FRN | 0005748686 |
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| Location | WALNUT, CA |
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| Address | 20480 BUSINESS PKY, WALNUT, CA, 91789 |
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| Phone | 9094448800 |
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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 | MO | 467.76250000 | | | 2.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
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| 1 | 1 | 467.76250000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | LOS ANGELES, CA | 34.50555556, -117.86672222 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 20480 BUSINESS PKY, WALNUT, CA | | 9094448875 |
License history
| Date | File or call sign | Action |
|---|
| 2011-09-03 | WPJK304 | LIEXP |
| 2011-04-11 | WPJK304 | LETRES |
| 2004-03-05 | WPJK304 | AUDOPR |
| 2001-08-06 | WPJK304 | LIREN |
| 2001-04-09 | WPJK304 | LETRES |
| 2000-11-23 | WPJK304 | LICCNV |
| 1996-07-03 | WPJK304 | LIISS |
| 1996-07-03 | WPJK304 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1737378 | 2026-08-02 01:14:05 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WPJK304 | ULS 1737378 | 2026-08-02 01:14:05 |
| Status | E | ULS 1737378 | 2026-08-02 01:14:05 |
| Service | IG | ULS 1737378 | 2026-08-02 01:14:05 |
| Grant Date | 2001-08-06 | ULS 1737378 | 2026-08-02 01:14:05 |
| Expiration Date | 2011-07-03 | ULS 1737378 | 2026-08-02 01:14:05 |
| Cancellation Date | 2011-09-03 | ULS 1737378 | 2026-08-02 01:14:05 |