Universal Licensing System
WROH820
The Irvine Company LLC
License details
| ULS identifier | 4512033 |
|---|
| Call sign | WROH820 |
|---|
| Radio service | IG |
|---|
| Status | A |
|---|
| Grant date | 2021-10-16 |
|---|
| Expiration | 2031-10-16 |
|---|
| Frequency range | 451.725 - 456.725 MHz (2 frequencies) |
|---|
| Locations | 2 |
|---|
| Representative location | IRVINE, ORANGE, CA |
|---|
| Coordinates | 33.6505556, -117.7477778 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:22:59 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 451.72500000 | | | 30.000000 | 20.000000 | |
| 2 | 1 | MO | 451.72500000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MO | 456.72500000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.72500000 | | 7K60FXE |
| 2 | 1 | 451.72500000 | | 7K60FXE |
| 2 | 1 | 456.72500000 | | 7K60FXE |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 100 SPECTRUM CENTER DR, IRVINE, ORANGE, CA | 33.65055556, -117.74777778 | 65.000 m | BANT | 45.700 m structure / 48.700 m overall | |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 48.700 m | | | | -33.700 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 100 SPECTRUM CENTER DR, IRVINE, CA | ORANGE | 9494532330 |
License history
| Date | File or call sign | Action |
|---|
| 2022-09-26 | WROH820 | LETCNS |
| 2021-10-16 | WROH820 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4512033 | 2026-08-02 01:22:59 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WROH820 | ULS 4512033 | 2026-08-02 01:22:59 |
| Status | A | ULS 4512033 | 2026-08-02 01:22:59 |
| Service | IG | ULS 4512033 | 2026-08-02 01:22:59 |
| Grant Date | 2021-10-16 | ULS 4512033 | 2026-08-02 01:22:59 |
| Expiration Date | 2031-10-16 | ULS 4512033 | 2026-08-02 01:22:59 |