Universal Licensing System
KHX77
DUQUESNE LIGHT COMPANY
License details
| ULS identifier | 959695 |
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| Call sign | KHX77 |
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| Radio service | MG |
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| Status | C |
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| Grant date | 1999-04-27 |
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| Expiration | 2009-06-27 |
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| Cancellation | 2009-02-12 |
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| Frequency range | 6635 - 6735 MHz (4 frequencies) |
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| Locations | 6 |
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| Representative location | WEST MIFFLIN BORO, ALLEGHENY, PA |
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| Coordinates | 40.3750556, -79.8894722 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:43:37 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 6635.00000000 | | | | | |
| 1 | 2 | FXO | 6675.00000000 | | | | | |
| 1 | 3 | FXO | 6695.00000000 | | | | | |
| 1 | 4 | FXO | 6735.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 6635.00000000 | | 10M0F9W |
| 1 | 2 | 6675.00000000 | | 10M0F9W |
| 1 | 3 | 6695.00000000 | | 10M0F9W |
| 1 | 4 | 6735.00000000 | | 10M0F9W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | COMMONWEALTH RD, WEST MIFFLIN BORO, ALLEGHENY, PA | 40.37505556, -79.88947222 | 343.200 m | | 59.400 m overall | |
| 2 | R | | 40.34088889, -79.90947222 | 358.100 m | | | |
| 3 | P | | 40.24616667, -79.91530556 | 335.000 m | | 45.700 m overall | |
| 4 | R | | 40.25227778, -79.91669444 | 229.200 m | | | |
| 5 | R | | 40.42616667, -80.00336111 | 372.500 m | | | |
| 6 | R | | 40.40172222, -79.81336111 | 295.400 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | H | 39.8000 | 300.4000 | | |
| 1 | 2 | R | | | | 39.8000 | | | |
| 1 | 3 | P | | | V | | 350.1000 | | |
| 1 | 4 | R | | | | 43.9000 | | | |
| 1 | 5 | R | | | | 39.8000 | | | |
| 1 | 6 | R | | | | 39.8000 | | | |
| 2 | 1 | T | | | V | 39.8000 | 188.6000 | | |
| 3 | 1 | T | | | H | 39.8000 | 65.4000 | | |
| 4 | 1 | T | | | H | 39.8000 | 204.1000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2009-02-13 | KHX77 | LICAN |
| 2009-02-12 | KHX77 | ESUAPR |
| 2007-08-18 | KHX77 | LIAUA |
| 2007-08-17 | KHX77 | ESUAPR |
| 2007-05-31 | KHX77 | LITRAN |
| 2004-06-25 | KHX77 | LIAUA |
| 2004-06-24 | KHX77 | ESUAPR |
| 2004-06-24 | KHX77 | LIAUA |
| 2004-06-23 | KHX77 | ESCAPR |
| 1999-08-13 | KHX77 | LICCNV |
| 1999-04-27 | KHX77 | LIREN |
| 1994-06-27 | KHX77 | LIMOD |
| 1989-04-27 | KHX77 | LIMOD |
| 1984-05-25 | KHX77 | LIMOD |
| 1979-04-13 | KHX77 | LIMOD |
| 1977-11-16 | KHX77 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 959695 | 2026-08-02 02:43:37 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KHX77 | ULS 959695 | 2026-08-02 02:43:37 |
| Status | C | ULS 959695 | 2026-08-02 02:43:37 |
| Service | MG | ULS 959695 | 2026-08-02 02:43:37 |
| Grant Date | 1999-04-27 | ULS 959695 | 2026-08-02 02:43:37 |
| Expiration Date | 2009-06-27 | ULS 959695 | 2026-08-02 02:43:37 |
| Cancellation Date | 2009-02-12 | ULS 959695 | 2026-08-02 02:43:37 |