Universal Licensing System
KNFB977
CHINO VALLEY UNIFIED SCHOOL DISTRICT
License details
| ULS identifier | 1254159 |
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| Call sign | KNFB977 |
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| Radio service | PW |
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| Status | E |
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| Grant date | 2011-08-04 |
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| Expiration | 2021-10-11 |
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| Cancellation | 2021-12-11 |
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| Frequency range | 453.5 - 458.5 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | CHINO, SAN BERNARDINO, CA |
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| Coordinates | 33.9700000, -117.8195000 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:14:30 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 453.50000000 | | | 20.000000 | 20.000000 | |
| 1 | 1 | FB | 453.50000000 | | | 20.000000 | 20.000000 | |
| 2 | 1 | MO | 453.50000000 | | | 5.000000 | 10.000000 | |
| 2 | 1 | MO | 458.50000000 | | | 5.000000 | 10.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 453.50000000 | | 11K2F3E |
| 1 | 1 | 453.50000000 | | 11K2F3E |
| 2 | 1 | 453.50000000 | | 11K2F3E |
| 2 | 1 | 458.50000000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | RESERVOIR CARBON CANYON SUMMIT 5 MI SW, CHINO, SAN BERNARDINO, CA | 33.97000000, -117.81950000 | 396.000 m | | 2.000 m structure / 2.000 m overall | N |
| 2 | T | SAN BERNARDINO, CA | 34.02000000, -117.73422222 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 6.000 m | | | | | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 5130 RIVERSIDE DR, CHINO, CA | | 9096281201 |
License history
| Date | File or call sign | Action |
|---|
| 2021-12-11 | KNFB977 | LIEXP |
| 2021-10-01 | KNFB977 | ESURNW |
| 2021-09-11 | KNFB977 | ESURNW |
| 2021-08-12 | KNFB977 | ESURNW |
| 2021-07-19 | KNFB977 | LETRES |
| 2011-10-13 | KNFB977 | LIMOD |
| 2011-10-12 | KNFB977 | ESUAPR |
| 2011-08-04 | KNFB977 | ESCAPR |
| 2011-08-04 | KNFB977 | LIREN |
| 2011-08-03 | KNFB977 | ESUAPR |
| 2011-08-03 | KNFB977 | EFUAPR |
| 2011-07-18 | KNFB977 | LETRES |
| 2011-07-13 | KNFB977 | ESURNW |
| 2001-09-14 | KNFB977 | LIREN |
| 2001-09-10 | KNFB977 | AUDOPR |
| 2001-09-07 | KNFB977 | LIAUA |
| 2001-07-16 | KNFB977 | LETRES |
| 2000-10-20 | KNFB977 | LICCNV |
| 1996-09-19 | KNFB977 | LIREN |
| 1996-09-19 | KNFB977 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1254159 | 2026-08-02 01:14:30 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KNFB977 | ULS 1254159 | 2026-08-02 01:14:30 |
| Status | E | ULS 1254159 | 2026-08-02 01:14:30 |
| Service | PW | ULS 1254159 | 2026-08-02 01:14:30 |
| Grant Date | 2011-08-04 | ULS 1254159 | 2026-08-02 01:14:30 |
| Expiration Date | 2021-10-11 | ULS 1254159 | 2026-08-02 01:14:30 |
| Cancellation Date | 2021-12-11 | ULS 1254159 | 2026-08-02 01:14:30 |