Universal Licensing System
KBM728
Metropolitan Water District of Southern Calufornia
License details
| ULS identifier | 1881520 |
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| Call sign | KBM728 |
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| Radio service | IG |
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| Status | C |
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| Grant date | 2011-06-28 |
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| Expiration | 2021-07-31 |
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| Cancellation | 2017-05-09 |
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| Frequency range | 48.44 - 48.54 MHz (2 frequencies) |
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| Locations | 1 |
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| Representative location | ARLINGTON, RIVERSIDE, CA |
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| Coordinates | 33.8508611, -117.4558889 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:12:04 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB | 48.44000000 | | | 300.000000 | | |
| 1 | 1 | FB | 48.54000000 | | | 300.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 48.44000000 | | 20K0F3E |
| 1 | 1 | 48.54000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 1/4 MI S LA SIERRA ST & EL SOBRANTE RD 5 MI S, ARLINGTON, RIVERSIDE, CA | 33.85086111, -117.45588889 | 441.000 m | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 30.000 m | | | | 0.000 | |
Control points
| Number | Address | County | Phone |
|---|
| 2 | 3201 Wheeler Ave, La Verne, CA | LOS ANGELES | 9093925230 |
License history
| Date | File or call sign | Action |
|---|
| 2017-05-10 | KBM728 | LICAN |
| 2012-09-05 | KBM728 | LIAUA |
| 2012-09-01 | KBM728 | ESUAPR |
| 2012-08-28 | KBM728 | LIAUA |
| 2012-08-25 | KBM728 | ESUAPR |
| 2012-04-20 | KBM728 | LIAUA |
| 2012-04-19 | KBM728 | ESUAPR |
| 2011-06-28 | KBM728 | LIREN |
| 2011-06-27 | KBM728 | ESUAPR |
| 2011-06-01 | KBM728 | ESURNW |
| 2011-05-09 | KBM728 | LETRES |
| 2011-05-02 | KBM728 | ESURNW |
| 2010-11-16 | KBM728 | LTSAPR |
| 2010-11-16 | KBM728 | LIAUA |
| 2010-11-15 | KBM728 | ESCAPR |
| 2010-11-15 | KBM728 | EFCAPR |
| 2003-05-09 | KBM728 | LIAUA |
| 2002-02-11 | KBM728 | AUDOPR |
| 2001-06-20 | KBM728 | LIREN |
| 2001-05-07 | KBM728 | LETRES |
| 2000-11-24 | KBM728 | LICCNV |
| 1996-05-21 | KBM728 | AUTHPR |
| 1996-05-21 | KBM728 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1881520 | 2026-08-02 01:12:04 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KBM728 | ULS 1881520 | 2026-08-02 01:12:04 |
| Status | C | ULS 1881520 | 2026-08-02 01:12:04 |
| Service | IG | ULS 1881520 | 2026-08-02 01:12:04 |
| Grant Date | 2011-06-28 | ULS 1881520 | 2026-08-02 01:12:04 |
| Expiration Date | 2021-07-31 | ULS 1881520 | 2026-08-02 01:12:04 |
| Cancellation Date | 2017-05-09 | ULS 1881520 | 2026-08-02 01:12:04 |