Universal Licensing System
KNK99
AT&T CORP
License details
| ULS identifier | 962430 |
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| Call sign | KNK99 |
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| Radio service | CF |
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| Status | C |
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| Grant date | 2000-02-15 |
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| Expiration | 2010-02-01 |
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| Cancellation | 2000-08-07 |
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| Frequency range | 3910 - 4150 MHz (4 frequencies) |
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| Locations | 2 |
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| Representative location | OAKLAND, ALAMEDA, CA |
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| Coordinates | 37.8059444, -122.2691111 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:48:09 |
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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 STREET, LOCN 5W23, ATLANTA, GA, 30309 |
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| Phone | 4048104021 |
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| Email | [email protected] |
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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 | FXO | 3910.00000000 | | | | | |
| 1 | 1 | FXO | 3990.00000000 | | | | | |
| 1 | 1 | FXO | 4070.00000000 | | | | | |
| 1 | 1 | FXO | 4150.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 3910.00000000 | | 20M0D7W |
| 1 | 1 | 3990.00000000 | | 20M0D7W |
| 1 | 1 | 4070.00000000 | | 20M0D7W |
| 1 | 1 | 4150.00000000 | | 20M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 1587 FRANKLIN ST, OAKLAND, ALAMEDA, CA | 37.80594444, -122.26911111 | 10.100 m | | 103.600 m overall | |
| 2 | R | | 38.14491667, -122.59413889 | 457.200 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | H | 39.5000 | 322.9000 | | |
| 1 | 2 | R | | | | 39.5000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2000-08-08 | KNK99 | LICAN |
| 2000-07-12 | KNK99 | LIAUA |
| 2000-02-15 | KNK99 | LIREN |
| 1999-11-06 | KNK99 | LETRES |
| 1999-08-13 | KNK99 | LICCNV |
| 1999-06-07 | KNK99 | LIMOD |
| 1998-06-18 | KNK99 | COR |
| 1997-04-11 | KNK99 | LIMOD |
| 1991-07-22 | KNK99 | LIMOD |
| 1990-01-16 | KNK99 | LIREN |
| 1988-01-29 | KNK99 | LIMOD |
| 1986-01-31 | KNK99 | APGRT |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 962430 | 2026-08-02 02:48:09 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KNK99 | ULS 962430 | 2026-08-02 02:48:09 |
| Status | C | ULS 962430 | 2026-08-02 02:48:09 |
| Service | CF | ULS 962430 | 2026-08-02 02:48:09 |
| Grant Date | 2000-02-15 | ULS 962430 | 2026-08-02 02:48:09 |
| Expiration Date | 2010-02-01 | ULS 962430 | 2026-08-02 02:48:09 |
| Cancellation Date | 2000-08-07 | ULS 962430 | 2026-08-02 02:48:09 |