Universal Licensing System
KMU42
PRE MIXED CONCRETE CO INC
License details
| ULS identifier | 1848724 |
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| Call sign | KMU42 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 1997-05-06 |
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| Expiration | 2002-05-06 |
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| Cancellation | 2002-09-08 |
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| Frequency range | 451.825 - 456.975 MHz (4 frequencies) |
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| Locations | 5 |
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| Representative location | SAN DIEGO, SAN DIEGO, CA |
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| Coordinates | 33.3014167, -116.8483611 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:13:17 |
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Licensee
| Name | PRE MIXED CONCRETE CO INC |
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| Applicant type | C |
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| FRN | 0002963643 |
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| Location | SAN DIEGO, CA |
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| Address | 9229 HARRIS PLANT RD, SAN DIEGO, CA, 92145 |
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| Phone | 6192833971 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 2 | 1 | FB2 | 451.82500000 | | | 100.000000 | 500.000000 | |
| 4 | 1 | MO | 451.82500000 | | | 100.000000 | 90.000000 | |
| 5 | 1 | MO | 451.82500000 | | | 100.000000 | 90.000000 | |
| 3 | 1 | FB2 | 451.97500000 | | | 100.000000 | 500.000000 | |
| 4 | 1 | MO | 451.97500000 | | | 90.000000 | | |
| 5 | 1 | MO | 451.97500000 | | | 90.000000 | | |
| 1 | 1 | FX1 | 456.82500000 | | | 50.000000 | 70.000000 | |
| 4 | 1 | MO | 456.82500000 | | | 100.000000 | 90.000000 | |
| 5 | 1 | MO | 456.82500000 | | | 100.000000 | 90.000000 | |
| 1 | 1 | FX1 | 456.97500000 | | | 50.000000 | | |
| 4 | 1 | MO | 456.97500000 | | | 90.000000 | | |
| 5 | 1 | MO | 456.97500000 | | | 90.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 2 | 1 | 451.82500000 | | 20K0F3E |
| 4 | 1 | 451.82500000 | | 20K0F3E |
| 5 | 1 | 451.82500000 | | 20K0F3E |
| 3 | 1 | 451.97500000 | | 20K0F3E |
| 4 | 1 | 451.97500000 | | 20K0F3E |
| 5 | 1 | 451.97500000 | | 20K0F3E |
| 1 | 1 | 456.82500000 | | 20K0F3E |
| 4 | 1 | 456.82500000 | | 20K0F3E |
| 5 | 1 | 456.82500000 | | 20K0F3E |
| 1 | 1 | 456.97500000 | | 20K0F3E |
| 4 | 1 | 456.97500000 | | 20K0F3E |
| 5 | 1 | 456.97500000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | CA | | | | | |
| 2 | T | MOUNT PALOMAR, SAN DIEGO, SAN DIEGO, CA | 33.30141667, -116.84836111 | 1656.000 m | | 30.000 m structure / 30.000 m overall | N |
| 3 | T | MOUNT OTAY, SAN DIEGO, SAN DIEGO, CA | 32.59505556, -116.84502778 | 1086.000 m | | 9.000 m structure / 9.000 m overall | N |
| 4 | T | | | | | | |
| 5 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
| 1 | 2 | T | | 30.000 m | | | | | |
| 1 | 3 | T | | 9.000 m | | | | | |
| 1 | 4 | T | | | | | | | |
| 1 | 5 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 389 HOLLISTER ST, SAN DIEGO, CA | | 6192833971 |
License history
| Date | File or call sign | Action |
|---|
| 2002-09-08 | KMU42 | LIEXP |
| 2002-02-11 | KMU42 | LETRES |
| 2001-11-05 | KMU42 | AUDOPR |
| 2000-11-24 | KMU42 | LICCNV |
| 2000-11-24 | KMU42 | COR |
| 1998-10-14 | KMU42 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1848724 | 2026-08-02 01:13:17 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | KMU42 | ULS 1848724 | 2026-08-02 01:13:17 |
| Status | E | ULS 1848724 | 2026-08-02 01:13:17 |
| Service | IG | ULS 1848724 | 2026-08-02 01:13:17 |
| Grant Date | 1997-05-06 | ULS 1848724 | 2026-08-02 01:13:17 |
| Expiration Date | 2002-05-06 | ULS 1848724 | 2026-08-02 01:13:17 |
| Cancellation Date | 2002-09-08 | ULS 1848724 | 2026-08-02 01:13:17 |