Universal Licensing System
KNK97
AT&T CORP
License details
| ULS identifier | 962428 |
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| Call sign | KNK97 |
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| Radio service | CF |
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| Status | C |
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| Grant date | 1995-07-24 |
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| Expiration | 2000-02-01 |
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| Cancellation | 1999-05-05 |
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| Frequency range | 4198 MHz |
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| Locations | 3 |
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| Representative location | CLAYTON, CONTRA COSTA, CA |
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| Coordinates | 37.9299167, -121.8699444 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:47:52 |
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Licensee
| Name | AT&T CORP |
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| Applicant type | C |
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| Location | ATLANTA, GA |
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| Address | 1200 PEACHTREE ST 15W24, ATLANTA, GA, 30309 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 4198.00000000 | | | | | |
| 1 | 2 | FXO | 4198.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 4198.00000000 | | 1M52F8W |
| 1 | 2 | 4198.00000000 | | 1M52F8W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 3.7 MILES EAST OF, CLAYTON, CONTRA COSTA, CA | 37.92991667, -121.86994444 | 489.500 m | | 28.300 m overall | |
| 2 | R | | 38.14186111, -121.31716667 | 11.600 m | | | |
| 3 | R | | 37.85075000, -122.19272222 | 533.400 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | H | 39.5000 | 64.0000 | | |
| 1 | 2 | R | | | | 39.5000 | | | |
| 1 | 3 | R | | | | 39.5000 | | | |
| 2 | 1 | T | | | V | 39.5000 | 252.9000 | | |
License history
| Date | File or call sign | Action |
|---|
| 1999-08-13 | KNK97 | LICCNV |
| 1999-05-05 | KNK97 | LICAN |
| 1998-06-17 | KNK97 | COR |
| 1995-07-24 | KNK97 | LIMOD |
| 1990-01-16 | KNK97 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 962428 | 2026-08-02 02:47:52 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KNK97 | ULS 962428 | 2026-08-02 02:47:52 |
| Status | C | ULS 962428 | 2026-08-02 02:47:52 |
| Service | CF | ULS 962428 | 2026-08-02 02:47:52 |
| Grant Date | 1995-07-24 | ULS 962428 | 2026-08-02 02:47:52 |
| Expiration Date | 2000-02-01 | ULS 962428 | 2026-08-02 02:47:52 |
| Cancellation Date | 1999-05-05 | ULS 962428 | 2026-08-02 02:47:52 |