Universal Licensing System
WPKF521
QB BUILDINGS
License details
| ULS identifier | 1745756 |
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| Call sign | WPKF521 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2002-01-23 |
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| Expiration | 2012-02-07 |
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| Cancellation | 2012-04-14 |
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| Frequency range | 468.2 MHz |
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| Locations | 1 |
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| Representative location | SAN JOAQUIN, CA |
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| Coordinates | 37.9304722, -121.3224444 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:15:28 |
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Licensee
| Name | QB BUILDINGS |
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| Applicant type | C |
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| FRN | 0006205736 |
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| Location | STOCKTON, CA |
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| Address | 2325 W CHARTER WAY, STOCKTON, CA, 95206 |
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| Phone | 2094670490 |
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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 | 468.20000000 | | | 4.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 468.20000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | SAN JOAQUIN, CA | 37.93047222, -121.32244444 | | | | |
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 | 2325 W CHARTER WAY, STOCKTON, CA | | 2094670490 |
License history
| Date | File or call sign | Action |
|---|
| 2012-04-14 | WPKF521 | LIEXP |
| 2011-11-14 | WPKF521 | LETRES |
| 2002-05-20 | WPKF521 | AUDOPR |
| 2002-01-23 | WPKF521 | LIREN |
| 2001-11-13 | WPKF521 | LETRES |
| 2000-11-23 | WPKF521 | LICCNV |
| 1997-02-07 | WPKF521 | AUTHPR |
| 1997-02-07 | WPKF521 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1745756 | 2026-08-02 01:15:28 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPKF521 | ULS 1745756 | 2026-08-02 01:15:28 |
| Status | E | ULS 1745756 | 2026-08-02 01:15:28 |
| Service | IG | ULS 1745756 | 2026-08-02 01:15:28 |
| Grant Date | 2002-01-23 | ULS 1745756 | 2026-08-02 01:15:28 |
| Expiration Date | 2012-02-07 | ULS 1745756 | 2026-08-02 01:15:28 |
| Cancellation Date | 2012-04-14 | ULS 1745756 | 2026-08-02 01:15:28 |