Universal Licensing System
WPZH903
Sunset Development Company
License details
| ULS identifier | 2576402 |
|---|
| Call sign | WPZH903 |
|---|
| Radio service | IG |
|---|
| Status | A |
|---|
| Grant date | 2024-01-03 |
|---|
| Expiration | 2034-01-13 |
|---|
| Frequency range | 451.3625 - 469.8625 MHz (11 frequencies) |
|---|
| Locations | 1 |
|---|
| Representative location | San Ramon, CONTRA COSTA, CA |
|---|
| Coordinates | 37.7660000, -121.9634722 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:16:35 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 6 | 1 | MO | 451.36250000 | | | 4.000000 | 4.000000 | |
| 6 | 1 | MO | 451.41250000 | | | 4.000000 | 4.000000 | |
| 6 | 1 | MO | 456.36250000 | | | 4.000000 | 4.000000 | |
| 6 | 1 | MO | 456.41250000 | | | 4.000000 | 4.000000 | |
| 6 | 1 | MO | 456.61250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | FB2 | 462.07500000 | | | 45.000000 | 45.000000 | |
| 2 | 1 | MO | 462.07500000 | | | 45.000000 | 45.000000 | |
| 4 | 1 | FB2 | 462.07500000 | | | 40.000000 | 80.000000 | |
| 5 | 1 | MO | 462.07500000 | | | 4.000000 | 4.000000 | |
| 4 | 1 | FB2 | 464.73750000 | | | 40.000000 | 80.000000 | |
| 5 | 1 | MO | 464.73750000 | | | 4.000000 | 4.000000 | |
| 4 | 1 | FB2 | 464.86250000 | | | 40.000000 | 80.000000 | |
| 5 | 1 | MO | 464.86250000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MO | 467.07500000 | | | 45.000000 | 45.000000 | |
| 3 | 1 | FX1 | 467.07500000 | | | 45.000000 | 45.000000 | |
| 5 | 1 | MO | 467.07500000 | | | 4.000000 | 4.000000 | |
| 5 | 1 | MO | 469.73750000 | | | 4.000000 | 4.000000 | |
| 5 | 1 | MO | 469.86250000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 6 | 1 | 451.36250000 | | 11K0F3E |
| 6 | 1 | 451.36250000 | | 7K60FXE |
| 6 | 1 | 451.41250000 | | 11K0F3E |
| 6 | 1 | 451.41250000 | | 7K60FXE |
| 6 | 1 | 456.36250000 | | 11K0F3E |
| 6 | 1 | 456.36250000 | | 7K60FXE |
| 6 | 1 | 456.41250000 | | 7K60FXE |
| 6 | 1 | 456.41250000 | | 11K0F3E |
| 6 | 1 | 456.61250000 | | 7K60FXE |
| 6 | 1 | 456.61250000 | | 11K0F3E |
| 1 | 1 | 462.07500000 | | 11K0F3E |
| 1 | 1 | 462.07500000 | | 7K60FXE |
| 2 | 1 | 462.07500000 | | 7K60FXE |
| 2 | 1 | 462.07500000 | | 11K0F3E |
| 4 | 1 | 462.07500000 | | 7K60FXE |
| 4 | 1 | 462.07500000 | | 11K0F3E |
| 5 | 1 | 462.07500000 | | 7K60FXE |
| 5 | 1 | 462.07500000 | | 11K0F3E |
| 4 | 1 | 464.73750000 | | 11K0F3E |
| 4 | 1 | 464.73750000 | | 7K60FXE |
| 5 | 1 | 464.73750000 | | 11K0F3E |
| 5 | 1 | 464.73750000 | | 7K60FXE |
| 4 | 1 | 464.86250000 | | 7K60FXE |
| 4 | 1 | 464.86250000 | | 11K0F3E |
| 5 | 1 | 464.86250000 | | 11K0F3E |
| 5 | 1 | 464.86250000 | | 7K60FXE |
| 2 | 1 | 467.07500000 | | 7K60FXE |
| 2 | 1 | 467.07500000 | | 11K0F3E |
| 3 | 1 | 467.07500000 | | 11K0F3E |
| 3 | 1 | 467.07500000 | | 7K60FXE |
| 5 | 1 | 467.07500000 | | 11K0F3E |
| 5 | 1 | 467.07500000 | | 7K60FXE |
| 5 | 1 | 469.73750000 | | 7K60FXE |
| 5 | 1 | 469.73750000 | | 11K0F3E |
| 5 | 1 | 469.86250000 | | 7K60FXE |
| 5 | 1 | 469.86250000 | | 11K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 1 Annabell Lane, San Ramon, CONTRA COSTA, CA | 37.77222222, -121.97027778 | 3.000 m | BANT | 30.500 m structure / 31.400 m overall | |
| 2 | T | San Ramon, CONTRA COSTA, CA | 37.77222222, -121.97027778 | | | | |
| 3 | T | CONTRA COSTA, CA | | | | | |
| 4 | T | 2600 CAMINO RAMON, SAN RAMON, CONTRA COSTA, CA | 37.76600000, -121.96347222 | 141.000 m | BANT | 18.200 m structure / 21.300 m overall | N |
| 5 | T | | | | | | N |
| 6 | T | San Ramon, CONTRA COSTA, CA | 37.76600000, -121.96347222 | | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 31.400 m | | 0.0000 | 0.0000 | -70.300 | |
| 1 | 2 | | | | | | | | |
| 1 | 3 | | | | | | | | |
| 1 | 4 | T | | 21.300 m | | | | -82.000 | |
| 1 | 5 | T | | | | | | | |
| 1 | 6 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 1 Annabell Lane, San Ramon, CA | CONTRA COSTA | 9258660101 |
License history
| Date | File or call sign | Action |
|---|
| 2024-01-03 | WPZH903 | LIREN |
| 2023-10-23 | WPZH903 | LETRES |
| 2018-12-03 | WPZH903 | LIMOD |
| 2014-09-03 | WPZH903 | LIMOD |
| 2014-01-28 | WPZH903 | LIREN |
| 2013-10-30 | WPZH903 | LTSAPR |
| 2013-10-21 | WPZH903 | LETRES |
| 2004-01-13 | WPZH903 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2576402 | 2026-08-02 01:16:35 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPZH903 | ULS 2576402 | 2026-08-02 01:16:35 |
| Status | A | ULS 2576402 | 2026-08-02 01:16:35 |
| Service | IG | ULS 2576402 | 2026-08-02 01:16:35 |
| Grant Date | 2024-01-03 | ULS 2576402 | 2026-08-02 01:16:35 |
| Expiration Date | 2034-01-13 | ULS 2576402 | 2026-08-02 01:16:35 |