Universal Licensing System
KSB4
Aviation Spectrum Resources Inc
License details
| ULS identifier | 1969913 |
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| Call sign | KSB4 |
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| Radio service | AF |
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| Status | C |
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| Grant date | 2006-04-11 |
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| Expiration | 2016-03-27 |
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| Cancellation | 2006-10-19 |
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| Frequency range | 131.625 MHz |
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| Locations | 1 |
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| Representative location | DURHAM, DURHAM, NC |
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| Coordinates | 35.9834722, -78.6663889 |
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| Source archive | l_coast.zip |
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| Dataset refreshed | 2026-08-02 02:08:26 |
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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 | FA | 131.62500000 | | | 55.000000 | | LL |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
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| 1 | 1 | 131.62500000 | | 6K00A3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | 1000 PARLIAMENT COURT SUITE 400, DURHAM, DURHAM, NC | 35.98347222, -78.66638889 | 133.000 m | B | 1.000 m overall | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | 7.000 m | | | | | |
License history
| Date | File or call sign | Action |
|---|
| 2006-10-20 | KSB4 | LICAN |
| 2006-04-11 | KSB4 | LIREN |
| 2006-03-07 | KSB4 | AUTHPR |
| 2006-01-02 | KSB4 | LETRES |
| 2006-01-01 | KSB4 | LIASS |
| 2005-07-25 | KSB4 | ESCAPR |
| 2001-04-27 | KSB4 | LICCNV |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1969913 | 2026-08-02 02:08:26 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | KSB4 | ULS 1969913 | 2026-08-02 02:08:26 |
| Status | C | ULS 1969913 | 2026-08-02 02:08:26 |
| Service | AF | ULS 1969913 | 2026-08-02 02:08:26 |
| Grant Date | 2006-04-11 | ULS 1969913 | 2026-08-02 02:08:26 |
| Expiration Date | 2016-03-27 | ULS 1969913 | 2026-08-02 02:08:26 |
| Cancellation Date | 2006-10-19 | ULS 1969913 | 2026-08-02 02:08:26 |