Universal Licensing System
KTT239
San Francisco, City and County of
License details
| ULS identifier | 1888175 |
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| Call sign | KTT239 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2021-12-03 |
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| Expiration | 2031-11-17 |
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| Frequency range | 451.25 MHz |
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| Locations | 3 |
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| Representative location | MILLBRAE, SAN MATEO, CA |
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| Coordinates | 37.5930000, -122.4160833 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:09:59 |
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Licensee
| Name | San Francisco, City and County of |
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| Applicant type | G |
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| FRN | 0001540731 |
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| Location | SAN FRANCISCO, CA |
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| Address | 200 PAUL AVENUE , BUILDING B, SAN FRANCISCO, CA, 94124 |
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| Phone | 4159289559 |
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| Email | [email protected] |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB | 451.25000000 | | | 100.000000 | 100.000000 | |
| 2 | 1 | FB | 451.25000000 | | | 100.000000 | 100.000000 | |
| 3 | 1 | MO | 451.25000000 | | | 4.000000 | 4.000000 | |
| 3 | 1 | MO | 451.25000000 | | | 75.000000 | 75.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.25000000 | | 11K0F3E |
| 2 | 1 | 451.25000000 | | 11K0F3E |
| 3 | 1 | 451.25000000 | | 11K0F3E |
| 3 | 1 | 451.25000000 | | 11K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 700 RIVERTON DR, MILLBRAE, SAN MATEO, CA | 37.59300000, -122.41608333 | 152.000 m | | | N |
| 2 | T | CRS TWIN PEAKS BLVD & CHRISTMAS TREE RD, SAN FRANCISCO, SAN FRANCISCO, CA | 37.75713889, -122.44663889 | 256.000 m | | | N |
| 3 | T | SAN FRANCISCO, CA | | | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 20.000 m | | | | | |
| 1 | 2 | T | | 34.000 m | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 949 PRESIDIO AVE, SAN FRANCISCO, CA | | 4155583851 |
Special conditions
| Type | Condition code |
|---|
| P | 4020 |
| P | 5071 |
License history
| Date | File or call sign | Action |
|---|
| 2021-12-03 | KTT239 | LIREN |
| 2021-12-03 | KTT239 | COR |
| 2021-12-03 | KTT239 | LIMOD |
| 2021-12-01 | KTT239 | COR |
| 2021-08-23 | KTT239 | LETRES |
| 2021-08-19 | KTT239 | ESURNW |
| 2013-09-20 | KTT239 | LIAUA |
| 2013-09-19 | KTT239 | ESUAPR |
| 2013-03-09 | KTT239 | LIAUA |
| 2013-03-08 | KTT239 | ESUAPR |
| 2013-03-06 | KTT239 | LIAUA |
| 2013-03-05 | KTT239 | ESUAPR |
| 2012-02-02 | KTT239 | LIAUA |
| 2012-02-01 | KTT239 | ESUAPR |
| 2012-01-13 | KTT239 | LIAUA |
| 2012-01-12 | KTT239 | ESCAPR |
| 2011-08-27 | KTT239 | LIREN |
| 2011-08-22 | KTT239 | LETRES |
| 2002-02-20 | KTT239 | AUDOPR |
| 2001-09-20 | KTT239 | LIREN |
| 2001-08-20 | KTT239 | LETRES |
| 2000-11-24 | KTT239 | LICCNV |
| 1996-09-12 | KTT239 | AUTHPR |
| 1996-09-12 | KTT239 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1888175 | 2026-08-02 01:09:59 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KTT239 | ULS 1888175 | 2026-08-02 01:09:59 |
| Status | A | ULS 1888175 | 2026-08-02 01:09:59 |
| Service | IG | ULS 1888175 | 2026-08-02 01:09:59 |
| Grant Date | 2021-12-03 | ULS 1888175 | 2026-08-02 01:09:59 |
| Expiration Date | 2031-11-17 | ULS 1888175 | 2026-08-02 01:09:59 |