Universal Licensing System
KNNR497
MARLBOROUGH SCHOOL
License details
| ULS identifier | 1634116 |
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| Call sign | KNNR497 |
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| Radio service | IG |
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| Status | T |
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| Grant date | 2001-05-22 |
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| Expiration | 2011-04-12 |
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| Cancellation | 2003-07-17 |
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| Frequency range | 464.825 - 466.0625 MHz (2 frequencies) |
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| Locations | 1 |
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| Representative location | LOS ANGELES, CA |
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| Coordinates | 34.0700000, -118.3270278 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:14:54 |
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Licensee
| Name | MARLBOROUGH SCHOOL |
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| Applicant type | C |
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| FRN | 0004518585 |
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| Location | LOS ANGELES, CA |
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| Address | 250 S ROSSMORE AVE, LOS ANGELES, CA, 90004 |
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| Phone | 3239351147 |
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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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| 1 | 1 | MO | 464.82500000 | | | 4.000000 | | |
| 1 | 1 | MO | 466.06250000 | | | 2.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 464.82500000 | | 20K0F3E |
| 1 | 1 | 466.06250000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | LOS ANGELES, CA | 34.07000000, -118.32702778 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 250 S ROSSMORE AVE, LOS ANGELES, CA | | 2139351147 |
License history
| Date | File or call sign | Action |
|---|
| 2003-07-17 | KNNR497 | LITERM |
| 2002-12-10 | KNNR497 | AUDCAN |
| 2001-05-22 | KNNR497 | LIREN |
| 2001-01-23 | KNNR497 | LETRES |
| 2000-11-23 | KNNR497 | LICCNV |
| 1997-11-26 | KNNR497 | AUTHPR |
| 1997-11-26 | KNNR497 | LIMOD |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1634116 | 2026-08-02 01:14:54 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | KNNR497 | ULS 1634116 | 2026-08-02 01:14:54 |
| Status | T | ULS 1634116 | 2026-08-02 01:14:54 |
| Service | IG | ULS 1634116 | 2026-08-02 01:14:54 |
| Grant Date | 2001-05-22 | ULS 1634116 | 2026-08-02 01:14:54 |
| Expiration Date | 2011-04-12 | ULS 1634116 | 2026-08-02 01:14:54 |
| Cancellation Date | 2003-07-17 | ULS 1634116 | 2026-08-02 01:14:54 |