Universal Licensing System
KNHZ457
SILVA, STEVE
License details
| ULS identifier | 1627094 |
|---|
| Call sign | KNHZ457 |
|---|
| Radio service | IG |
|---|
| Status | E |
|---|
| Grant date | 1997-11-13 |
|---|
| Expiration | 2002-12-29 |
|---|
| Cancellation | 2003-03-30 |
|---|
| Frequency range | 463.325 - 468.325 MHz (2 frequencies) |
|---|
| Locations | 3 |
|---|
| Representative location | GLEN ELLEN, SONOMA, CA |
|---|
| Coordinates | 38.3729722, -122.4633056 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:05:53 |
|---|
Licensee
| Name | SILVA, STEVE |
|---|
| Applicant type | I |
|---|
| Location | NAPA, CA |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 2 | 1 | FB4 | 463.32500000 | | | 75.000000 | 237.000000 | |
| 1 | 1 | FX1 | 468.32500000 | | | 25.000000 | | |
| 3 | 1 | MO | 468.32500000 | | | 25.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 2 | 1 | 463.32500000 | | 20K0F3E |
| 1 | 1 | 468.32500000 | | 20K0F3E |
| 3 | 1 | 468.32500000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | CA | | | | | |
| 2 | T | MOUNT VEEDER 4425 CAVEDALE RD, GLEN ELLEN, SONOMA, CA | 38.37297222, -122.46330556 | 695.000 m | | | N |
| 3 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
| 1 | 2 | T | | 21.000 m | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 2412 THIRD ST, NAPA, CA | | 7072523941 |
License history
| Date | File or call sign | Action |
|---|
| 2003-03-30 | KNHZ457 | LIEXP |
| 2002-10-07 | KNHZ457 | LETRES |
| 2001-11-26 | KNHZ457 | AUDCAN |
| 2000-11-23 | KNHZ457 | LICCNV |
| 1997-11-13 | KNHZ457 | LIREN |
| 1997-11-13 | KNHZ457 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1627094 | 2026-08-02 01:05:53 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KNHZ457 | ULS 1627094 | 2026-08-02 01:05:53 |
| Status | E | ULS 1627094 | 2026-08-02 01:05:53 |
| Service | IG | ULS 1627094 | 2026-08-02 01:05:53 |
| Grant Date | 1997-11-13 | ULS 1627094 | 2026-08-02 01:05:53 |
| Expiration Date | 2002-12-29 | ULS 1627094 | 2026-08-02 01:05:53 |
| Cancellation Date | 2003-03-30 | ULS 1627094 | 2026-08-02 01:05:53 |