Universal Licensing System
KUM233
Contra Costa, County of
License details
| ULS identifier | 1888285 |
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| Call sign | KUM233 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2022-05-21 |
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| Expiration | 2032-07-28 |
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| Frequency range | 47.88 - 48.48 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | OAKLEY, CONTRA COSTA, CA |
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| Coordinates | 37.9826944, -121.7485556 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:08:36 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB | 47.88000000 | | | 75.000000 | 75.000000 | |
| 2 | 1 | FB | 47.88000000 | | | 75.000000 | 75.000000 | |
| 1 | 1 | FX1 | 48.48000000 | | | 75.000000 | 75.000000 | |
| 2 | 1 | FX1 | 48.48000000 | | | 75.000000 | 75.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 47.88000000 | | 20K0F3E |
| 2 | 1 | 47.88000000 | | 20K0F3E |
| 1 | 1 | 48.48000000 | | 20K0F3E |
| 2 | 1 | 48.48000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | WATER PUMPING PLANT 2 MI SW, OAKLEY, CONTRA COSTA, CA | 37.98269444, -121.74855556 | 23.000 m | | 12.000 m structure / 12.000 m overall | N |
| 2 | T | WATER TREATMENT PLANT 2 MI SW, OAKLEY, CONTRA COSTA, CA | 37.98186111, -121.73772222 | 23.000 m | | 12.000 m structure / 12.000 m overall | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 14.000 m | | | | | |
| 1 | 2 | T | | 14.000 m | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | WATER PUMPING PLANT 2 MI SW, OAKLEY, CA | | 9256748055 |
License history
| Date | File or call sign | Action |
|---|
| 2022-05-21 | KUM233 | LIREN |
| 2022-05-02 | KUM233 | LETRES |
| 2022-04-29 | KUM233 | ESURNW |
| 2020-07-18 | KUM233 | LIAUA |
| 2020-05-05 | KUM233 | LIAUA |
| 2012-06-15 | KUM233 | LIAUA |
| 2012-06-14 | KUM233 | ESUAPR |
| 2012-05-01 | KUM233 | LIREN |
| 2010-06-22 | KUM233 | LIAUA |
| 2010-06-22 | KUM233 | LTSAPR |
| 2010-06-21 | KUM233 | ESCAPR |
| 2010-06-21 | KUM233 | EFCAPR |
| 2002-05-07 | KUM233 | LIREN |
| 2002-05-06 | KUM233 | LETRES |
| 2002-05-04 | KUM233 | LIAUA |
| 2002-02-19 | KUM233 | AUDOPR |
| 2000-12-20 | KUM233 | LIAUA |
| 2000-11-24 | KUM233 | LICCNV |
| 1997-05-14 | KUM233 | AUTHPR |
| 1997-05-14 | KUM233 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1888285 | 2026-08-02 01:08:36 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KUM233 | ULS 1888285 | 2026-08-02 01:08:36 |
| Status | A | ULS 1888285 | 2026-08-02 01:08:36 |
| Service | IG | ULS 1888285 | 2026-08-02 01:08:36 |
| Grant Date | 2022-05-21 | ULS 1888285 | 2026-08-02 01:08:36 |
| Expiration Date | 2032-07-28 | ULS 1888285 | 2026-08-02 01:08:36 |