Universal Licensing System
KNNF448
ADVANCED TRANSFORMER CO INC
License details
| ULS identifier | 1630233 |
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| Call sign | KNNF448 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 1995-12-07 |
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| Expiration | 2000-12-07 |
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| Cancellation | 2001-02-11 |
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| Frequency range | 467.9 MHz |
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| Locations | 1 |
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| Representative location | ORANGE, CA |
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| Coordinates | 33.8669722, -117.8903333 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:27:52 |
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Licensee
| Name | ADVANCED TRANSFORMER CO INC |
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| Applicant type | C |
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| Location | FULLERTON, CA |
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| Address | 2100 E VALENCIA STE E, FULLERTON, CA, 92631 |
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| Phone | 7144479473 |
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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 | 467.90000000 | | | 1.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 467.90000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | ORANGE, CA | 33.86697222, -117.89033333 | | | | |
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 | 2100 E VALENCIA STE E, FULLERTON, CA | | 7144479473 |
License history
| Date | File or call sign | Action |
|---|
| 2001-02-11 | KNNF448 | LIEXP |
| 2000-11-23 | KNNF448 | LICCNV |
| 2000-09-19 | KNNF448 | LETRES |
| 1995-12-07 | KNNF448 | AUTHPR |
| 1995-12-07 | KNNF448 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1630233 | 2026-08-02 01:27:52 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | KNNF448 | ULS 1630233 | 2026-08-02 01:27:52 |
| Status | E | ULS 1630233 | 2026-08-02 01:27:52 |
| Service | IG | ULS 1630233 | 2026-08-02 01:27:52 |
| Grant Date | 1995-12-07 | ULS 1630233 | 2026-08-02 01:27:52 |
| Expiration Date | 2000-12-07 | ULS 1630233 | 2026-08-02 01:27:52 |
| Cancellation Date | 2001-02-11 | ULS 1630233 | 2026-08-02 01:27:52 |