Universal Licensing System
KSQ274
Marin County, CA
License details
| ULS identifier | 1199350 |
|---|
| Call sign | KSQ274 |
|---|
| Radio service | PW |
|---|
| Status | A |
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| Grant date | 2023-06-03 |
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| Expiration | 2033-06-23 |
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| Frequency range | 151.04 - 156.24 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | INVERNESS, MARIN, CA |
|---|
| Coordinates | 38.0798333, -122.8669167 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:08:41 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 151.04000000 | | | 120.000000 | 120.000000 | |
| 1 | 1 | FB | 151.04000000 | | | 120.000000 | 120.000000 | |
| 2 | 1 | FB | 151.04000000 | | | 110.000000 | 260.000000 | |
| 2 | 1 | FB2 | 151.04000000 | | | 110.000000 | 260.000000 | |
| 3 | 1 | FB | 151.04000000 | | | 110.000000 | 260.000000 | |
| 3 | 1 | FB2 | 151.04000000 | | | 110.000000 | 260.000000 | |
| 1 | 1 | FB2 | 156.24000000 | | | 120.000000 | 120.000000 | |
| 1 | 1 | FB | 156.24000000 | | | 120.000000 | 120.000000 | |
| 2 | 1 | FB2 | 156.24000000 | | | 110.000000 | 260.000000 | |
| 2 | 1 | FB | 156.24000000 | | | 110.000000 | 260.000000 | |
| 3 | 1 | FB | 156.24000000 | | | 110.000000 | 260.000000 | |
| 3 | 1 | FB2 | 156.24000000 | | | 110.000000 | 260.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 151.04000000 | | 11K0F3E |
| 1 | 1 | 151.04000000 | | 11K0F3E |
| 2 | 1 | 151.04000000 | | 11K0F3E |
| 2 | 1 | 151.04000000 | | 11K0F3E |
| 3 | 1 | 151.04000000 | | 11K0F3E |
| 3 | 1 | 151.04000000 | | 11K0F3E |
| 1 | 1 | 156.24000000 | | 11K0F3E |
| 1 | 1 | 156.24000000 | | 11K0F3E |
| 2 | 1 | 156.24000000 | | 11K0F3E |
| 2 | 1 | 156.24000000 | | 11K0F3E |
| 3 | 1 | 156.24000000 | | 11K0F3E |
| 3 | 1 | 156.24000000 | | 11K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | MIDDLE PEAK, MOUNT TAMALPAIS, MARIN, CA | 37.92769444, -122.57941667 | 786.000 m | POLE | 18.000 m structure / 19.000 m overall | N |
| 2 | T | END OF MT VISION RD, INVERNESS, MARIN, CA | 38.07983333, -122.86691667 | 403.600 m | MAST | 12.200 m structure / 12.200 m overall | N |
| 3 | T | 615 HORSESHOE HILL RD, BOLINAS, MARIN, CA | 37.93038889, -122.72016667 | 227.800 m | MTOWER | 10.600 m structure / 13.000 m overall | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 16.000 m | | | | | |
| 1 | 2 | T | | 10.700 m | | 2.5000 | | 338.000 | |
| 1 | 3 | T | | 10.600 m | | 2.5000 | | 99.300 | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | COMMS DIVISION PETE BEHR DRIVE, SAN RAFAEL, CA | MARIN | 4154997313 |
License history
| Date | File or call sign | Action |
|---|
| 2024-12-02 | KSQ274 | LIMOD |
| 2023-06-03 | KSQ274 | LIREN |
| 2023-05-24 | KSQ274 | ESURNW |
| 2023-04-24 | KSQ274 | ESURNW |
| 2023-03-27 | KSQ274 | LETRES |
| 2023-03-25 | KSQ274 | ESURNW |
| 2023-03-24 | KSQ274 | LIAUA |
| 2022-08-03 | KSQ274 | LIAUA |
| 2021-02-02 | KSQ274 | LIAUA |
| 2013-04-08 | KSQ274 | LTSAPR |
| 2013-04-06 | KSQ274 | LIREN |
| 2013-04-05 | KSQ274 | ESCAPR |
| 2013-04-05 | KSQ274 | EFCAPR |
| 2013-04-01 | KSQ274 | LETRES |
| 2013-03-18 | KSQ274 | LTSAPR |
| 2013-03-15 | KSQ274 | ESUAPR |
| 2013-03-15 | KSQ274 | LIMOD |
| 2013-03-15 | KSQ274 | EFUAPR |
| 2010-12-15 | KSQ274 | LIMOD |
| 2003-03-28 | KSQ274 | LIREN |
| 2002-01-18 | KSQ274 | AUDOPR |
| 2000-10-20 | KSQ274 | LICCNV |
| 1998-03-31 | KSQ274 | AUTHPR |
| 1998-03-31 | KSQ274 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1199350 | 2026-08-02 01:08:41 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KSQ274 | ULS 1199350 | 2026-08-02 01:08:41 |
| Status | A | ULS 1199350 | 2026-08-02 01:08:41 |
| Service | PW | ULS 1199350 | 2026-08-02 01:08:41 |
| Grant Date | 2023-06-03 | ULS 1199350 | 2026-08-02 01:08:41 |
| Expiration Date | 2033-06-23 | ULS 1199350 | 2026-08-02 01:08:41 |