Universal Licensing System
WRBZ955
California Institute of Technology
License details
| ULS identifier | 4071617 |
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| Call sign | WRBZ955 |
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| Radio service | PA |
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| Status | A |
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| Grant date | 2018-08-06 |
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| Expiration | 2028-08-06 |
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| Frequency range | 4975 MHz |
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| Locations | 1 |
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| Representative location | Pasadena, LOS ANGELES, CA |
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| Coordinates | 34.1361389, -118.1274722 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:22:43 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FX | 4975.00000000 | | | 0.032000 | 1.900000 | |
| 2 | 1 | FX | 4975.00000000 | | | 0.032000 | 1.900000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 4975.00000000 | | 10M0D7D |
| 2 | 1 | 4975.00000000 | | 10M0D7D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 1320 N EASTERN AVE, LOS ANGELES, LOS ANGELES, CA | 34.05333333, -118.16972222 | 180.000 m | LTOWER | 55.000 m structure / 61.000 m overall | |
| 2 | T | 1200 E. California Blvd., Pasadena, LOS ANGELES, CA | 34.13613889, -118.12747222 | 225.000 m | BANT | 20.000 m structure / 23.000 m overall | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 52.000 m | V | 19.0000 | 23.0000 | | |
| 1 | 2 | T | | 2.500 m | V | 19.0000 | 132.0000 | 23.000 | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 1320 N. Eastern Avenue, Los Angeles, CA | LOS ANGELES | 6263956941 |
| 2 | 1200 E. California Blvd., Pasadena, CA | LOS ANGELES | 6263956941 |
License history
| Date | File or call sign | Action |
|---|
| 2021-11-30 | WRBZ955 | LETCNS |
| 2020-08-25 | WRBZ955 | LIMOD |
| 2018-08-06 | WRBZ955 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4071617 | 2026-08-02 01:22:43 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRBZ955 | ULS 4071617 | 2026-08-02 01:22:43 |
| Status | A | ULS 4071617 | 2026-08-02 01:22:43 |
| Service | PA | ULS 4071617 | 2026-08-02 01:22:43 |
| Grant Date | 2018-08-06 | ULS 4071617 | 2026-08-02 01:22:43 |
| Expiration Date | 2028-08-06 | ULS 4071617 | 2026-08-02 01:22:43 |