Universal Licensing System
KBO571
CALIFORNIA, STATE OF
License details
| ULS identifier | 1248202 |
|---|
| Call sign | KBO571 |
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| Radio service | PW |
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| Status | A |
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| Grant date | 2025-04-11 |
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| Expiration | 2035-07-07 |
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| Frequency range | 42.34 - 45.42 MHz (4 frequencies) |
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| Locations | 1 |
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| Representative location | BALDWIN PARK, LOS ANGELES, CA |
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| Coordinates | 34.0657500, -117.9695278 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:15:52 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB | 42.34000000 | | | 120.000000 | 120.000000 | |
| 1 | 1 | FB | 42.88000000 | | | 120.000000 | 120.000000 | |
| 1 | 2 | FB | 45.02000000 | | | 110.000000 | 138.000000 | |
| 1 | 2 | FB | 45.42000000 | | | 110.000000 | 138.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 42.34000000 | | 20K0F3E |
| 1 | 1 | 42.88000000 | | 20K0F3E |
| 1 | 2 | 45.02000000 | | 20K0F3E |
| 1 | 2 | 45.42000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 14039 FRANCISQUITO BLVD, BALDWIN PARK, LOS ANGELES, CA | 34.06575000, -117.96952778 | 102.700 m | BTWR | 3.700 m structure / 26.500 m overall | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 25.600 m | V | 0.0000 | 360.0000 | -49.000 | |
| 2 | 1 | T | | 26.500 m | V | 2.5000 | 360.0000 | -48.100 | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 14039 FRANCISQUITO BLVD, BALDWIN PARK, CA | | 9166579999 |
License history
| Date | File or call sign | Action |
|---|
| 2025-04-11 | KBO571 | LIREN |
| 2020-09-17 | KBO571 | LIAUA |
| 2015-05-05 | KBO571 | LIREN |
| 2015-05-04 | KBO571 | ESUAPR |
| 2015-04-13 | KBO571 | LETRES |
| 2015-04-08 | KBO571 | ESURNW |
| 2011-02-23 | KBO571 | LETCNS |
| 2010-09-28 | KBO571 | LIAUA |
| 2010-09-27 | KBO571 | ESCAPR |
| 2010-05-20 | KBO571 | LIMOD |
| 2005-05-17 | KBO571 | LIREN |
| 2005-04-11 | KBO571 | LETRES |
| 2002-03-11 | KBO571 | AUDOPR |
| 2001-05-17 | KBO571 | AUTHPR |
| 2001-05-16 | KBO571 | INTDUP |
| 2001-05-16 | KBO571 | COR |
| 2000-10-20 | KBO571 | LICCNV |
| 2000-05-25 | KBO571 | AUTHPR |
| 2000-05-25 | KBO571 | LIREN |
| 2000-04-05 | KBO571 | LETRES |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1248202 | 2026-08-02 01:15:52 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KBO571 | ULS 1248202 | 2026-08-02 01:15:52 |
| Status | A | ULS 1248202 | 2026-08-02 01:15:52 |
| Service | PW | ULS 1248202 | 2026-08-02 01:15:52 |
| Grant Date | 2025-04-11 | ULS 1248202 | 2026-08-02 01:15:52 |
| Expiration Date | 2035-07-07 | ULS 1248202 | 2026-08-02 01:15:52 |