Universal Licensing System
WRZM428
St Michael's Abbey Foundation
License details
| ULS identifier | 4843846 |
|---|
| Call sign | WRZM428 |
|---|
| Radio service | IG |
|---|
| Status | A |
|---|
| Grant date | 2023-11-17 |
|---|
| Expiration | 2033-11-17 |
|---|
| Frequency range | 451.4375 - 467.3125 MHz (9 frequencies) |
|---|
| Locations | 3 |
|---|
| Representative location | SILVERADO, ORANGE, CA |
|---|
| Coordinates | 33.7496667, -117.6471944 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:24:03 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 451.43750000 | | | 20.000000 | 20.000000 | |
| 2 | 1 | MO | 451.43750000 | | | 6.000000 | 6.000000 | |
| 1 | 1 | FB2 | 451.53750000 | | | 20.000000 | 20.000000 | |
| 2 | 1 | MO | 451.53750000 | | | 6.000000 | 6.000000 | |
| 2 | 1 | MO | 456.43750000 | | | 6.000000 | 6.000000 | |
| 2 | 1 | MO | 456.53750000 | | | 6.000000 | 6.000000 | |
| 3 | 1 | MO | 462.23750000 | | | 6.000000 | 6.000000 | |
| 3 | 1 | MO | 462.31250000 | | | 6.000000 | 6.000000 | |
| 3 | 1 | MO | 462.41250000 | | | 6.000000 | 6.000000 | |
| 3 | 1 | MO | 467.23750000 | | | 6.000000 | 6.000000 | |
| 3 | 1 | MO | 467.31250000 | | | 6.000000 | 6.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.43750000 | | 11K2F3E |
| 1 | 1 | 451.43750000 | | 7K60FXE |
| 2 | 1 | 451.43750000 | | 7K60FXE |
| 2 | 1 | 451.43750000 | | 11K2F3E |
| 1 | 1 | 451.53750000 | | 7K60FXE |
| 1 | 1 | 451.53750000 | | 11K2F3E |
| 2 | 1 | 451.53750000 | | 11K2F3E |
| 2 | 1 | 451.53750000 | | 7K60FXE |
| 2 | 1 | 456.43750000 | | 11K2F3E |
| 2 | 1 | 456.43750000 | | 7K60FXE |
| 2 | 1 | 456.53750000 | | 11K2F3E |
| 2 | 1 | 456.53750000 | | 7K60FXE |
| 3 | 1 | 462.23750000 | | 11K2F3E |
| 3 | 1 | 462.23750000 | | 7K60FXE |
| 3 | 1 | 462.31250000 | | 11K2F3E |
| 3 | 1 | 462.31250000 | | 7K60FXE |
| 3 | 1 | 462.41250000 | | 11K2F3E |
| 3 | 1 | 462.41250000 | | 7K60FXE |
| 3 | 1 | 467.23750000 | | 7K60FXE |
| 3 | 1 | 467.23750000 | | 11K2F3E |
| 3 | 1 | 467.31250000 | | 7K60FXE |
| 3 | 1 | 467.31250000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 27977 SILVERADO CANYON RD, SILVERADO, ORANGE, CA | 33.74966667, -117.64719444 | 371.000 m | BANT | 8.000 m structure / 9.000 m overall | |
| 2 | T | | | | | | |
| 3 | T | SILVERADO, ORANGE, CA | 33.74966667, -117.64719444 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 9.000 m | | | | -65.000 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 27977 SILVERADO CANYON RD, SILVERADO, CA | ORANGE | 9498580222 |
License history
| Date | File or call sign | Action |
|---|
| 2023-11-17 | WRZM428 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4843846 | 2026-08-02 01:24:03 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRZM428 | ULS 4843846 | 2026-08-02 01:24:03 |
| Status | A | ULS 4843846 | 2026-08-02 01:24:03 |
| Service | IG | ULS 4843846 | 2026-08-02 01:24:03 |
| Grant Date | 2023-11-17 | ULS 4843846 | 2026-08-02 01:24:03 |
| Expiration Date | 2033-11-17 | ULS 4843846 | 2026-08-02 01:24:03 |