Universal Licensing System
KDU625
SAN MATEO, COUNTY OF
License details
| ULS identifier | 1206736 |
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| Call sign | KDU625 |
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| Radio service | PW |
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| Status | E |
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| Grant date | 2011-11-03 |
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| Expiration | 2022-01-27 |
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| Cancellation | 2022-04-02 |
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| Frequency range | 453.55 - 458.55 MHz (2 frequencies) |
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| Locations | 4 |
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| Representative location | DALY CITY, SAN MATEO, CA |
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| Coordinates | 37.4835556, -122.7041667 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:09:32 |
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Licensee
| Name | SAN MATEO, COUNTY OF |
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| Applicant type | G |
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| FRN | 0001539840 |
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| Location | REDWOOD CITY, CA |
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| Address | 501 WINSLOW ST, REDWOOD CITY, CA, 94063 |
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| Phone | 4153634455 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
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| 2 | 1 | MO | 453.55000000 | | | 80.000000 | | |
| 3 | 1 | FB2 | 453.55000000 | | | 30.000000 | | |
| 4 | 1 | FB2 | 453.55000000 | | | 80.000000 | | |
| 1 | 1 | FX1 | 458.55000000 | | | 30.000000 | | |
| 2 | 1 | MO | 458.55000000 | | | 20.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 2 | 1 | 453.55000000 | | 11K3F3E |
| 2 | 1 | 453.55000000 | | 20K0F3E |
| 3 | 1 | 453.55000000 | | 20K0F3E |
| 3 | 1 | 453.55000000 | | 11K3F3E |
| 4 | 1 | 453.55000000 | | 20K0F3E |
| 4 | 1 | 453.55000000 | | 11K3F3E |
| 1 | 1 | 458.55000000 | | 11K3F3E |
| 1 | 1 | 458.55000000 | | 20K0F3E |
| 2 | 1 | 458.55000000 | | 11K3F3E |
| 2 | 1 | 458.55000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | CA | | | | | |
| 2 | T | SAN MATEO, CA | | | | | |
| 3 | T | 153 LAKE MERCED BLVD, DALY CITY, SAN MATEO, CA | 37.48355556, -122.70416667 | 18.000 m | | | N |
| 4 | T | W END OF UPLAND, DALY CITY, SAN MATEO, CA | 37.68577778, -122.49358333 | 168.000 m | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | 12.000 m | | | | | |
| 1 | 4 | T | | 18.000 m | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 153 LAKE MERCED BLVD, DALY CITY, CA | | 4153634455 |
License history
| Date | File or call sign | Action |
|---|
| 2022-04-02 | KDU625 | LIEXP |
| 2011-11-05 | KDU625 | LIMOD |
| 2011-11-04 | KDU625 | ESCAPR |
| 2011-11-03 | KDU625 | LIREN |
| 2011-10-31 | KDU625 | LETRES |
| 2002-01-16 | KDU625 | AUDOPR |
| 2001-10-31 | KDU625 | LIREN |
| 2001-10-29 | KDU625 | LETRES |
| 2000-10-20 | KDU625 | LICCNV |
| 1996-12-10 | KDU625 | LIREN |
| 1996-12-10 | KDU625 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 1206736 | 2026-08-02 01:09:32 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | KDU625 | ULS 1206736 | 2026-08-02 01:09:32 |
| Status | E | ULS 1206736 | 2026-08-02 01:09:32 |
| Service | PW | ULS 1206736 | 2026-08-02 01:09:32 |
| Grant Date | 2011-11-03 | ULS 1206736 | 2026-08-02 01:09:32 |
| Expiration Date | 2022-01-27 | ULS 1206736 | 2026-08-02 01:09:32 |
| Cancellation Date | 2022-04-02 | ULS 1206736 | 2026-08-02 01:09:32 |