Universal Licensing System
KNK77
MCGRAW HILL BROADCASTING CO INC
License details
| ULS identifier | 962418 |
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| Call sign | KNK77 |
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| Radio service | TI |
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| Status | C |
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| Grant date | 1977-05-18 |
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| Expiration | 2006-12-01 |
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| Cancellation | 1999-08-10 |
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| Frequency range | 12725 - 12750 MHz (2 frequencies) |
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| Locations | 1 |
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| Representative location | LOS ANGELES, LOS ANGELES, CA |
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| Coordinates | 34.1033333, -118.2831111 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:46:38 |
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Licensee
| Name | MCGRAW HILL BROADCASTING CO INC |
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| Applicant type | C |
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| FRN | 0003476827 |
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| Location | SAN DIEGO, CA |
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| Address | SAN DIEGO, CA, 92138 |
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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 | 12725.00000000 | 12750.00000000 | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
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| 1 | 1 | 12725.00000000 | | 25M0F9W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | 4151 PROSPECT ST, LOS ANGELES, LOS ANGELES, CA | 34.10333333, -118.28311111 | 128.600 m | | 36.600 m structure | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | | | | 158.0000 | | |
| 2 | 1 | R | | | | | | | |
License history
| Date | File or call sign | Action |
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| 2000-05-24 | KNK77 | LICAN |
| 2000-05-23 | KNK77 | COR |
| 1999-08-13 | KNK77 | LICCNV |
| 1995-06-19 | KNK77 | COR |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 962418 | 2026-08-02 02:46:38 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | KNK77 | ULS 962418 | 2026-08-02 02:46:38 |
| Status | C | ULS 962418 | 2026-08-02 02:46:38 |
| Service | TI | ULS 962418 | 2026-08-02 02:46:38 |
| Grant Date | 1977-05-18 | ULS 962418 | 2026-08-02 02:46:38 |
| Expiration Date | 2006-12-01 | ULS 962418 | 2026-08-02 02:46:38 |
| Cancellation Date | 1999-08-10 | ULS 962418 | 2026-08-02 02:46:38 |