Universal Licensing System
KNBB512
License details
| ULS identifier | 1210622 |
|---|---|
| Call sign | KNBB512 |
| Radio service | PW |
| Status | A |
| Grant date | 2025-08-13 |
| Expiration | 2035-11-08 |
| Frequency range | 453.625 - 458.625 MHz (2 frequencies) |
| Locations | 1 |
| Representative location | SONOMA, CA |
| Source archive | l_LMpriv.zip |
| Dataset refreshed | 2026-08-02 01:15:27 |
Licensee
| Name | SONOMA, COUNTY OF |
|---|---|
| Applicant type | G |
| FRN | 0001539717 |
| Location | SANTA ROSA, CA |
| Address | 2796 Ventura Ave., SANTA ROSA, CA, 95403 |
| Phone | 7075651984 |
| [email protected] |
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|---|---|---|---|---|---|---|---|
| 2 | 1 | FB2 | 453.62500000 | 90.000000 | 80.000000 | |||
| 3 | 1 | FB2 | 453.62500000 | 90.000000 | 59.000000 | |||
| 5 | 1 | FB2 | 453.62500000 | 90.000000 | 80.000000 | |||
| 6 | 1 | FB2 | 453.62500000 | 90.000000 | 80.000000 | |||
| 7 | 1 | FB2 | 453.62500000 | 40.000000 | 60.000000 | |||
| 1 | 1 | FX1 | 458.62500000 | 25.000000 | 160.000000 | |||
| 8 | 1 | MO | 458.62500000 | 100.000000 | 60.000000 |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|---|---|---|---|
| 2 | 1 | 453.62500000 | 11K2F3E | |
| 3 | 1 | 453.62500000 | 11K2F3E | |
| 5 | 1 | 453.62500000 | 11K2F3E | |
| 6 | 1 | 453.62500000 | 11K2F3E | |
| 7 | 1 | 453.62500000 | 11K2F3E | |
| 1 | 1 | 458.62500000 | 11K2F3E | |
| 8 | 1 | 458.62500000 | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|---|---|---|---|---|---|---|
| 1 | T | CA | N | ||||
| 2 | T | SONOMA MOUNTAIN, PETALUMA, SONOMA, CA | 38.34852778, -122.57830556 | 745.000 m | LTOWER | 56.000 m structure / 56.000 m overall | N |
| 3 | T | MOUNT JACKSON LOOKOUT, GUERNEVILLE, SONOMA, CA | 38.53966667, -122.96125000 | 498.600 m | LTOWER | 54.800 m structure / 54.800 m overall | N |
| 5 | T | PINE MOUNTAIN, CLOVERDALE, SONOMA, CA | 38.84991667, -122.95111111 | 732.000 m | LTOWER | 18.000 m structure / 18.000 m overall | N |
| 6 | T | OAKRIDGE LOOKOUT, ANNAPOLIS, SONOMA, CA | 38.73297222, -123.28916667 | 707.000 m | LTOWER | 30.000 m structure / 30.000 m overall | N |
| 7 | T | SLEEPY SITE, SONOMA, SONOMA, CA | 38.23186111, -122.49775000 | 259.000 m | LTOWER | 12.000 m structure / 12.000 m overall | N |
| 8 | T | SONOMA, CA | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | T | |||||||
| 1 | 2 | T | 24.000 m | 575.600 | |||||
| 1 | 3 | T | 32.000 m | 363.300 | |||||
| 1 | 5 | T | 12.000 m | 267.700 | |||||
| 1 | 6 | T | 24.000 m | 423.800 | |||||
| 1 | 7 | T | 11.000 m | 178.400 | |||||
| 1 | 8 |
Control points
| Number | Address | County | Phone |
|---|---|---|---|
| 1 | 2796 Ventura Ave, SANTA ROSA, CA | SONOMA | 7075652214 |
License history
| Date | File or call sign | Action |
|---|---|---|
| 2025-08-13 | KNBB512 | LIREN |
| 2021-02-12 | KNBB512 | LIAUA |
| 2020-06-25 | KNBB512 | LIMOD |
| 2016-08-05 | KNBB512 | LIAUA |
| 2016-08-04 | KNBB512 | ESUAPR |
| 2016-07-21 | KNBB512 | LIAUA |
| 2016-07-20 | KNBB512 | ESUAPR |
| 2015-12-10 | KNBB512 | LIMOD |
| 2015-08-12 | KNBB512 | LIREN |
| 2015-08-11 | KNBB512 | ESUAPR |
| 2015-08-10 | KNBB512 | ESURNW |
| 2015-02-06 | KNBB512 | LIMOD |
| 2013-02-22 | KNBB512 | LIMOD |
| 2009-11-17 | KNBB512 | LETCNS |
| 2009-02-18 | KNBB512 | LIMOD |
| 2005-08-26 | KNBB512 | LIREN |
| 2005-08-25 | KNBB512 | ESCAPR |
| 2005-08-15 | KNBB512 | LETRES |
| 2002-02-01 | KNBB512 | AUDOPR |
| 2000-10-20 | KNBB512 | LICCNV |
| 2000-08-22 | KNBB512 | LIREN |
| 2000-08-22 | KNBB512 | AUTHPR |
| 2000-08-08 | KNBB512 | LETRES |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|---|---|---|
| ULS | 1210622 | 2026-08-02 01:15:27 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|---|---|---|
| Call Sign | KNBB512 | ULS 1210622 | 2026-08-02 01:15:27 |
| Status | A | ULS 1210622 | 2026-08-02 01:15:27 |
| Service | PW | ULS 1210622 | 2026-08-02 01:15:27 |
| Grant Date | 2025-08-13 | ULS 1210622 | 2026-08-02 01:15:27 |
| Expiration Date | 2035-11-08 | ULS 1210622 | 2026-08-02 01:15:27 |