Universal Licensing System
WRBZ309
CUPERTINO ELECTRIC INC.
License details
| ULS identifier | 4069959 |
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| Call sign | WRBZ309 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2018-07-31 |
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| Expiration | 2028-07-31 |
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| Frequency range | 451.3375 - 452.0375 MHz (3 frequencies) |
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| Locations | 1 |
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| Representative location | ALTOONA, POLK, IA |
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| Coordinates | 41.6644444, -93.5147222 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:22:13 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 451.33750000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 451.48750000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 452.03750000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.33750000 | | 11K2F3E |
| 1 | 1 | 451.48750000 | | 11K2F3E |
| 1 | 1 | 452.03750000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | ALTOONA, POLK, IA | 41.66444444, -93.51472222 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 1132 N 7TH ST, SAN JOSE, CA | SANTA CLARA | 4083915153 |
License history
| Date | File or call sign | Action |
|---|
| 2018-07-31 | WRBZ309 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4069959 | 2026-08-02 01:22:13 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRBZ309 | ULS 4069959 | 2026-08-02 01:22:13 |
| Status | A | ULS 4069959 | 2026-08-02 01:22:13 |
| Service | IG | ULS 4069959 | 2026-08-02 01:22:13 |
| Grant Date | 2018-07-31 | ULS 4069959 | 2026-08-02 01:22:13 |
| Expiration Date | 2028-07-31 | ULS 4069959 | 2026-08-02 01:22:13 |