Universal Licensing System
WPMU453
License details
| ULS identifier | 1801173 |
|---|---|
| Call sign | WPMU453 |
| Radio service | IG |
| Status | E |
| Grant date | 1999-01-04 |
| Expiration | 2004-01-04 |
| Cancellation | 2004-03-07 |
| Frequency range | 153.23 - 159.72 MHz (4 frequencies) |
| Locations | 11 |
| Representative location | SILVERADO, ORANGE, CA |
| Coordinates | 33.7105833, -117.5342222 |
| Source archive | l_LMpriv.zip |
| Dataset refreshed | 2026-08-02 01:14:02 |
Licensee
| Name | ROBERTSONS |
|---|---|
| Applicant type | C |
| FRN | 0004855748 |
| Location | HIGHLAND, CA |
| Address | 27401 E 3RD ST, HIGHLAND, CA, 92346 |
| Phone | 9096852200 |
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|---|---|---|---|---|---|---|---|
| 3 | 1 | FB2 | 150.84500000 | 100.000000 | 400.000000 | |||
| 9 | 1 | MO | 150.84500000 | 50.000000 | 50.000000 | |||
| 2 | 1 | FB2 | 150.86000000 | 100.000000 | 400.000000 | |||
| 8 | 1 | MO | 150.86000000 | 50.000000 | 50.000000 | |||
| 6 | 1 | FX1 | 151.55000000 | 30.000000 | 30.000000 | |||
| 7 | 1 | MO | 151.55000000 | 50.000000 | 50.000000 | |||
| 2 | 1 | FB2 | 151.65500000 | 100.000000 | 400.000000 | |||
| 8 | 1 | MO | 151.65500000 | 50.000000 | 50.000000 | |||
| 3 | 1 | FB2 | 151.74500000 | 100.000000 | 400.000000 | |||
| 9 | 1 | MO | 151.74500000 | 50.000000 | 50.000000 | |||
| 4 | 1 | FB2 | 151.86500000 | 100.000000 | 400.000000 | |||
| 10 | 1 | MO | 151.86500000 | 50.000000 | 50.000000 | |||
| 1 | 1 | FB2 | 152.87750000 | 100.000000 | 400.000000 | |||
| 7 | 1 | MO | 152.87750000 | 50.000000 | 50.000000 | |||
| 6 | 1 | FX1 | 152.99000000 | 30.000000 | ||||
| 8 | 1 | MO | 152.99000000 | 50.000000 | 50.000000 | |||
| 4 | 1 | FB2 | 153.15500000 | 100.000000 | 400.000000 | |||
| 10 | 1 | MO | 153.15500000 | 50.000000 | 50.000000 | |||
| 6 | 1 | FX1 | 153.21500000 | 30.000000 | ||||
| 9 | 1 | MO | 153.21500000 | 50.000000 | 50.000000 | |||
| 6 | 1 | FX1 | 153.23000000 | 30.000000 | ||||
| 11 | 1 | MO | 153.23000000 | 50.000000 | 50.000000 | |||
| 6 | 1 | FX1 | 153.29000000 | 30.000000 | ||||
| 9 | 1 | MO | 153.29000000 | 50.000000 | 50.000000 | |||
| 6 | 1 | FX1 | 153.35000000 | 30.000000 | ||||
| 8 | 1 | MO | 153.35000000 | 50.000000 | 50.000000 | |||
| 6 | 1 | FX1 | 153.39500000 | 30.000000 | ||||
| 11 | 1 | MO | 153.39500000 | 50.000000 | 50.000000 | |||
| 5 | 1 | FB2 | 158.16000000 | 100.000000 | 400.000000 | |||
| 11 | 1 | MO | 158.16000000 | 50.000000 | 50.000000 | |||
| 6 | 1 | FX1 | 158.31000000 | 30.000000 | ||||
| 10 | 1 | MO | 158.31000000 | 50.000000 | 50.000000 | |||
| 1 | 1 | FB2 | 159.60750000 | 100.000000 | 400.000000 | |||
| 7 | 1 | MO | 159.60750000 | 50.000000 | 50.000000 | |||
| 5 | 1 | FB2 | 159.72000000 | 100.000000 | 400.000000 | |||
| 11 | 1 | MO | 159.72000000 | 50.000000 | 50.000000 | |||
| 6 | 1 | FX1 | 159.81000000 | 30.000000 | ||||
| 10 | 1 | MO | 159.81000000 | 50.000000 | 50.000000 | |||
| 6 | 1 | FX1 | 159.91500000 | 30.000000 | 30.000000 | |||
| 7 | 1 | MO | 159.91500000 | 50.000000 | 50.000000 |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|---|---|---|---|
| 3 | 1 | 150.84500000 | 20K0F1D | |
| 3 | 1 | 150.84500000 | 20K0F2D | |
| 3 | 1 | 150.84500000 | 20K0F3E | |
| 9 | 1 | 150.84500000 | 20K0F1D | |
| 9 | 1 | 150.84500000 | 20K0F3E | |
| 9 | 1 | 150.84500000 | 20K0F2D | |
| 2 | 1 | 150.86000000 | 20K0F3E | |
| 2 | 1 | 150.86000000 | 20K0F1D | |
| 2 | 1 | 150.86000000 | 20K0F2D | |
| 8 | 1 | 150.86000000 | 20K0F1D | |
| 8 | 1 | 150.86000000 | 20K0F2D | |
| 8 | 1 | 150.86000000 | 20K0F3E | |
| 6 | 1 | 151.55000000 | 20K0F2D | |
| 6 | 1 | 151.55000000 | 20K0F1D | |
| 6 | 1 | 151.55000000 | 20K0F3E | |
| 7 | 1 | 151.55000000 | 20K0F2D | |
| 7 | 1 | 151.55000000 | 20K0F1D | |
| 7 | 1 | 151.55000000 | 20K0F3E | |
| 2 | 1 | 151.65500000 | 20K0F1D | |
| 2 | 1 | 151.65500000 | 20K0F2D | |
| 2 | 1 | 151.65500000 | 20K0F3E | |
| 8 | 1 | 151.65500000 | 20K0F2D | |
| 8 | 1 | 151.65500000 | 20K0F3E | |
| 8 | 1 | 151.65500000 | 20K0F1D | |
| 3 | 1 | 151.74500000 | 20K0F3E | |
| 3 | 1 | 151.74500000 | 20K0F2D | |
| 3 | 1 | 151.74500000 | 20K0F1D | |
| 9 | 1 | 151.74500000 | 20K0F3E | |
| 9 | 1 | 151.74500000 | 20K0F2D | |
| 9 | 1 | 151.74500000 | 20K0F1D | |
| 4 | 1 | 151.86500000 | 20K0F2D | |
| 4 | 1 | 151.86500000 | 20K0F1D | |
| 4 | 1 | 151.86500000 | 20K0F3E | |
| 10 | 1 | 151.86500000 | 20K0F1D | |
| 10 | 1 | 151.86500000 | 20K0F3E | |
| 10 | 1 | 151.86500000 | 20K0F2D | |
| 1 | 1 | 152.87750000 | 20K0F2D | |
| 1 | 1 | 152.87750000 | 20K0F3E | |
| 1 | 1 | 152.87750000 | 20K0F1D | |
| 7 | 1 | 152.87750000 | 20K0F2D | |
| 7 | 1 | 152.87750000 | 20K0F3E | |
| 7 | 1 | 152.87750000 | 20K0F1D | |
| 6 | 1 | 152.99000000 | 20K0F2D | |
| 6 | 1 | 152.99000000 | 20K0F1D | |
| 6 | 1 | 152.99000000 | 20K0F3E | |
| 8 | 1 | 152.99000000 | 20K0F3E | |
| 8 | 1 | 152.99000000 | 20K0F2D | |
| 8 | 1 | 152.99000000 | 20K0F1D | |
| 4 | 1 | 153.15500000 | 20K0F1D | |
| 4 | 1 | 153.15500000 | 20K0F2D | |
| 4 | 1 | 153.15500000 | 20K0F3E | |
| 10 | 1 | 153.15500000 | 20K0F3E | |
| 10 | 1 | 153.15500000 | 20K0F2D | |
| 10 | 1 | 153.15500000 | 20K0F1D | |
| 6 | 1 | 153.21500000 | 20K0F2D | |
| 6 | 1 | 153.21500000 | 20K0F1D | |
| 6 | 1 | 153.21500000 | 20K0F3E | |
| 9 | 1 | 153.21500000 | 20K0F1D | |
| 9 | 1 | 153.21500000 | 20K0F3E | |
| 9 | 1 | 153.21500000 | 20K0F2D | |
| 6 | 1 | 153.23000000 | 20K0F3E | |
| 6 | 1 | 153.23000000 | 20K0F1D | |
| 6 | 1 | 153.23000000 | 20K0F2D | |
| 11 | 1 | 153.23000000 | 20K0F1D | |
| 11 | 1 | 153.23000000 | 20K0F3E | |
| 11 | 1 | 153.23000000 | 20K0F2D | |
| 6 | 1 | 153.29000000 | 20K0F1D | |
| 6 | 1 | 153.29000000 | 20K0F2D | |
| 6 | 1 | 153.29000000 | 20K0F3E | |
| 9 | 1 | 153.29000000 | 20K0F2D | |
| 9 | 1 | 153.29000000 | 20K0F3E | |
| 9 | 1 | 153.29000000 | 20K0F1D | |
| 6 | 1 | 153.35000000 | 20K0F1D | |
| 6 | 1 | 153.35000000 | 20K0F3E | |
| 6 | 1 | 153.35000000 | 20K0F2D | |
| 8 | 1 | 153.35000000 | 20K0F1D | |
| 8 | 1 | 153.35000000 | 20K0F3E | |
| 8 | 1 | 153.35000000 | 20K0F2D | |
| 6 | 1 | 153.39500000 | 20K0F3E | |
| 6 | 1 | 153.39500000 | 20K0F1D | |
| 6 | 1 | 153.39500000 | 20K0F2D | |
| 11 | 1 | 153.39500000 | 20K0F2D | |
| 11 | 1 | 153.39500000 | 20K0F3E | |
| 11 | 1 | 153.39500000 | 20K0F1D | |
| 5 | 1 | 158.16000000 | 20K0F3E | |
| 5 | 1 | 158.16000000 | 20K0F1D | |
| 5 | 1 | 158.16000000 | 20K0F2D | |
| 11 | 1 | 158.16000000 | 20K0F1D | |
| 11 | 1 | 158.16000000 | 20K0F2D | |
| 11 | 1 | 158.16000000 | 20K0F3E | |
| 6 | 1 | 158.31000000 | 20K0F1D | |
| 6 | 1 | 158.31000000 | 20K0F3E | |
| 6 | 1 | 158.31000000 | 20K0F2D | |
| 10 | 1 | 158.31000000 | 20K0F1D | |
| 10 | 1 | 158.31000000 | 20K0F3E | |
| 10 | 1 | 158.31000000 | 20K0F2D | |
| 1 | 1 | 159.60750000 | 20K0F2D | |
| 1 | 1 | 159.60750000 | 20K0F1D | |
| 1 | 1 | 159.60750000 | 20K0F3E | |
| 7 | 1 | 159.60750000 | 20K0F2D | |
| 7 | 1 | 159.60750000 | 20K0F1D | |
| 7 | 1 | 159.60750000 | 20K0F3E | |
| 5 | 1 | 159.72000000 | 20K0F3E | |
| 5 | 1 | 159.72000000 | 20K0F2D | |
| 5 | 1 | 159.72000000 | 20K0F1D | |
| 11 | 1 | 159.72000000 | 20K0F3E | |
| 11 | 1 | 159.72000000 | 20K0F2D | |
| 11 | 1 | 159.72000000 | 20K0F1D | |
| 6 | 1 | 159.81000000 | 20K0F2D | |
| 6 | 1 | 159.81000000 | 20K0F1D | |
| 6 | 1 | 159.81000000 | 20K0F3E | |
| 10 | 1 | 159.81000000 | 20K0F1D | |
| 10 | 1 | 159.81000000 | 20K0F3E | |
| 10 | 1 | 159.81000000 | 20K0F2D | |
| 6 | 1 | 159.91500000 | 20K0F2D | |
| 6 | 1 | 159.91500000 | 20K0F1D | |
| 6 | 1 | 159.91500000 | 20K0F3E | |
| 7 | 1 | 159.91500000 | 20K0F1D | |
| 7 | 1 | 159.91500000 | 20K0F2D | |
| 7 | 1 | 159.91500000 | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|---|---|---|---|---|---|---|
| 1 | T | SANTIAGO PEAK SILVERADO CANYON RD, SILVERADO, ORANGE, CA | 33.71058333, -117.53422222 | 1727.000 m | TOWER | 34.000 m structure / 37.000 m overall | N |
| 2 | T | MOUNT LUKENS, MONTROSE, LOS ANGELES, CA | 34.26916667, -118.23869444 | 1541.000 m | TOWER | 34.000 m structure / 35.000 m overall | N |
| 3 | T | SUNSET RIDGE, CLAREMONT, LOS ANGELES, CA | 34.18805556, -117.70533333 | 1615.000 m | TOWER | 28.000 m structure / 30.000 m overall | N |
| 4 | T | HEAPS PEAK, RUNNING SPRINGS, SAN BERNARDINO, CA | 34.23472222, -117.14086111 | 1957.000 m | TOWER | 19.000 m structure / 25.000 m overall | N |
| 5 | T | SNOW PEAK, BANNING, RIVERSIDE, CA | 34.03777778, -118.81425000 | 2415.000 m | TOWER | 19.000 m structure / 19.000 m overall | N |
| 6 | T | CA | N | ||||
| 7 | T | N | |||||
| 8 | T | N | |||||
| 9 | T | N | |||||
| 10 | T | N | |||||
| 11 | T | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | T | 37.000 m | 1152.000 | |||||
| 1 | 2 | T | 35.000 m | 797.000 | |||||
| 1 | 3 | T | 30.000 m | 700.000 | |||||
| 1 | 4 | T | 19.000 m | 556.000 | |||||
| 1 | 5 | T | 19.000 m | 772.000 | |||||
| 1 | 6 | T | |||||||
| 1 | 7 | T | |||||||
| 1 | 8 | T | |||||||
| 1 | 9 | T | |||||||
| 1 | 10 | T | |||||||
| 1 | 11 | T |
Control points
| Number | Address | County | Phone |
|---|---|---|---|
| 1 | 6830 VAN BUREN BLVD, RIVERSIDE, CA | ORANGE | 9094252930 |
License history
| Date | File or call sign | Action |
|---|---|---|
| 2004-03-07 | WPMU453 | LIEXP |
| 2003-10-14 | WPMU453 | LETRES |
| 2002-05-29 | WPMU453 | LIAUA |
| 2001-11-19 | WPMU453 | AUDOPR |
| 2001-03-15 | WPMU453 | LIMOD |
| 2000-11-23 | WPMU453 | LICCNV |
| 1999-08-20 | WPMU453 | LIMOD |
| 1999-08-20 | WPMU453 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|---|---|---|
| ULS | 1801173 | 2026-08-02 01:14:02 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|---|---|---|
| Call Sign | WPMU453 | ULS 1801173 | 2026-08-02 01:14:02 |
| Status | E | ULS 1801173 | 2026-08-02 01:14:02 |
| Service | IG | ULS 1801173 | 2026-08-02 01:14:02 |
| Grant Date | 1999-01-04 | ULS 1801173 | 2026-08-02 01:14:02 |
| Expiration Date | 2004-01-04 | ULS 1801173 | 2026-08-02 01:14:02 |
| Cancellation Date | 2004-03-07 | ULS 1801173 | 2026-08-02 01:14:02 |