Universal Licensing System
KTN21
UNION PACIFIC RAILROAD COMPANY
License details
| ULS identifier | 965557 |
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| Call sign | KTN21 |
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| Radio service | MG |
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| Status | C |
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| Grant date | 1998-09-11 |
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| Expiration | 2008-11-04 |
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| Cancellation | 2002-06-13 |
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| Frequency range | 1875 - 2192.8 MHz (4 frequencies) |
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| Locations | 5 |
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| Representative location | LAUGHLIN MOUNTAIN, MENDOCINO, CA |
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| Coordinates | 39.3268056, -123.2711111 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:45:20 |
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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 | 1875.00000000 | | | | | |
| 1 | 2 | FXO | 1895.00000000 | | | | | |
| 1 | 3 | FXO | 2181.60000000 | | | | | |
| 1 | 4 | FXO | 2192.80000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 1875.00000000 | | 8M00F9W |
| 1 | 2 | 1895.00000000 | | 3M16F9W |
| 1 | 3 | 2181.60000000 | | 1M60F9W |
| 1 | 4 | 2192.80000000 | | 1M60F9W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | NWP COMMUNICATIONS BLDG, LAUGHLIN MOUNTAIN, MENDOCINO, CA | 39.32680556, -123.27111111 | 1021.400 m | | 15.200 m overall | |
| 2 | R | | 39.43458333, -122.69330556 | 2055.300 m | | | |
| 3 | R | | 39.68652778, -123.57944444 | 1289.600 m | | | |
| 4 | R | | 38.88433333, -122.99636111 | 883.900 m | | | |
| 5 | R | | 39.14988889, -123.20416667 | 187.500 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | | V | 31.0000 | 76.3000 | | |
| 1 | 2 | R | | | | 31.0000 | | | |
| 1 | 3 | R | | | | 28.8000 | | | |
| 1 | 4 | R | | | | 29.8000 | | | |
| 1 | 5 | R | | | | 28.8000 | | | |
| 2 | 1 | T | | | V | 33.2000 | 326.5000 | | |
| 3 | 1 | T | | | V | 29.8000 | 154.1000 | | |
| 4 | 1 | T | | | H | 29.8000 | 163.6000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2002-06-14 | KTN21 | LICAN |
| 2000-11-29 | KTN21 | LIAUA |
| 2000-11-22 | KTN21 | LIAUA |
| 2000-09-29 | KTN21 | LIAUA |
| 2000-06-20 | KTN21 | LIAUA |
| 2000-05-03 | KTN21 | LIAUA |
| 1999-08-13 | KTN21 | LICCNV |
| 1998-09-11 | KTN21 | LIREN |
| 1996-04-17 | KTN21 | LIMOD |
| 1993-11-04 | KTN21 | LIMOD |
| 1993-09-25 | KTN21 | LIMOD |
| 1988-11-17 | KTN21 | LIMOD |
| 1983-12-28 | KTN21 | LIMOD |
| 1983-12-02 | KTN21 | LIMOD |
| 1978-11-03 | KTN21 | LIMOD |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 965557 | 2026-08-02 02:45:20 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | KTN21 | ULS 965557 | 2026-08-02 02:45:20 |
| Status | C | ULS 965557 | 2026-08-02 02:45:20 |
| Service | MG | ULS 965557 | 2026-08-02 02:45:20 |
| Grant Date | 1998-09-11 | ULS 965557 | 2026-08-02 02:45:20 |
| Expiration Date | 2008-11-04 | ULS 965557 | 2026-08-02 02:45:20 |
| Cancellation Date | 2002-06-13 | ULS 965557 | 2026-08-02 02:45:20 |