Universal Licensing System
KEY923
CONTRA COSTA, COUNTY OF
License details
| ULS identifier | 1178992 |
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| Call sign | KEY923 |
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| Radio service | PW |
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| Status | A |
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| Grant date | 2021-09-08 |
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| Expiration | 2031-12-04 |
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| Frequency range | 46.1 - 46.38 MHz (4 frequencies) |
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| Locations | 1 |
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| Representative location | OAKLEY, CONTRA COSTA, CA |
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| Coordinates | 37.9965833, -121.7130000 |
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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 | 46.10000000 | | | 100.000000 | 100.000000 | |
| 1 | 1 | FB | 46.18000000 | | | 100.000000 | 100.000000 | |
| 1 | 1 | FB | 46.24000000 | | | 100.000000 | 100.000000 | |
| 1 | 1 | FB | 46.38000000 | | | 100.000000 | 100.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 46.10000000 | | 20K0F3E |
| 1 | 1 | 46.18000000 | | 20K0F3E |
| 1 | 1 | 46.24000000 | | 20K0F3E |
| 1 | 1 | 46.38000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 2ND AND RUBY STS, OAKLEY, CONTRA COSTA, CA | 37.99658333, -121.71300000 | 8.000 m | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 14.000 m | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 2ND AND RUBY STS, OAKLEY, CA | | 9254325174 |
License history
| Date | File or call sign | Action |
|---|
| 2021-09-08 | KEY923 | LIREN |
| 2020-07-18 | KEY923 | LIAUA |
| 2020-05-02 | KEY923 | LIAUA |
| 2012-06-14 | KEY923 | ESUAPR |
| 2012-06-14 | KEY923 | LIAUA |
| 2011-09-08 | KEY923 | LIREN |
| 2011-09-05 | KEY923 | ESURNW |
| 2010-06-22 | KEY923 | LIAUA |
| 2010-06-22 | KEY923 | LTSAPR |
| 2010-06-21 | KEY923 | ESCAPR |
| 2010-06-21 | KEY923 | EFCAPR |
| 2002-02-19 | KEY923 | AUDOPR |
| 2001-10-05 | KEY923 | LIAUA |
| 2001-09-07 | KEY923 | LIREN |
| 2001-09-06 | KEY923 | LIAUA |
| 2000-12-20 | KEY923 | LIAUA |
| 2000-10-19 | KEY923 | LICCNV |
| 1996-09-19 | KEY923 | LIREN |
| 1996-09-19 | KEY923 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1178992 | 2026-08-02 01:08:36 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | KEY923 | ULS 1178992 | 2026-08-02 01:08:36 |
| Status | A | ULS 1178992 | 2026-08-02 01:08:36 |
| Service | PW | ULS 1178992 | 2026-08-02 01:08:36 |
| Grant Date | 2021-09-08 | ULS 1178992 | 2026-08-02 01:08:36 |
| Expiration Date | 2031-12-04 | ULS 1178992 | 2026-08-02 01:08:36 |