Universal Licensing System
KHT21
CALIFORNIA, STATE OF
License details
| ULS identifier | 1241765 |
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| Call sign | KHT21 |
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| Radio service | PW |
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| Status | C |
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| Grant date | 2003-01-09 |
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| Expiration | 2012-12-04 |
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| Cancellation | 2011-01-10 |
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| Frequency range | 171.875 MHz |
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| Locations | 1 |
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| Representative location | MIDDLETOWN, SONOMA, CA |
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| Coordinates | 38.6690833, -122.6330278 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:15:44 |
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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 | 171.87500000 | | | 72.000000 | 181.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
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| 1 | 1 | 171.87500000 | | 20K0F2D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | MOUNT ST HELENA 10 KM S, MIDDLETOWN, SONOMA, CA | 38.66908333, -122.63302778 | 1324.000 m | TOWER | 18.000 m structure / 24.000 m overall | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | 24.000 m | | | | 931.000 | |
Control points
| Number | Address | County | Phone |
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| 1 | 1416 NINTH ST, SACRAMENTO, CA | | 9166579999 |
License history
| Date | File or call sign | Action |
|---|
| 2011-01-11 | KHT21 | LICAN |
| 2010-09-29 | KHT21 | ESCAPR |
| 2010-09-29 | KHT21 | LIAUA |
| 2010-09-28 | KHT21 | ESUAPR |
| 2010-09-28 | KHT21 | EFUAPR |
| 2003-01-09 | KHT21 | LIREN |
| 2002-09-09 | KHT21 | LETRES |
| 2000-10-20 | KHT21 | LICCNV |
| 1997-12-04 | KHT21 | LIRMD |
| 1997-12-04 | KHT21 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 1241765 | 2026-08-02 01:15:44 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | KHT21 | ULS 1241765 | 2026-08-02 01:15:44 |
| Status | C | ULS 1241765 | 2026-08-02 01:15:44 |
| Service | PW | ULS 1241765 | 2026-08-02 01:15:44 |
| Grant Date | 2003-01-09 | ULS 1241765 | 2026-08-02 01:15:44 |
| Expiration Date | 2012-12-04 | ULS 1241765 | 2026-08-02 01:15:44 |
| Cancellation Date | 2011-01-10 | ULS 1241765 | 2026-08-02 01:15:44 |