Universal Licensing System
WRBU581
PARTNERSHIP SCHOOLS
License details
| ULS identifier | 4059244 |
|---|
| Call sign | WRBU581 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2018-06-22 |
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| Expiration | 2028-06-22 |
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| Frequency range | 452.0625 - 457.8875 MHz (4 frequencies) |
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| Locations | 2 |
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| Representative location | TUCSON, PIMA, AZ |
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| Coordinates | 32.2390833, -110.9715000 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:22:06 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 452.06250000 | | | 5.000000 | 5.000000 | |
| 2 | 1 | MO | 452.06250000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 452.76250000 | | | 5.000000 | 5.000000 | |
| 2 | 1 | MO | 452.76250000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 452.88750000 | | | 5.000000 | 5.000000 | |
| 2 | 1 | MO | 452.88750000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 457.88750000 | | | 5.000000 | 5.000000 | |
| 2 | 1 | MO | 457.88750000 | | | 5.000000 | 5.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 452.06250000 | | 7K60FXE |
| 1 | 1 | 452.06250000 | | 11K2F3E |
| 2 | 1 | 452.06250000 | | 11K2F3E |
| 2 | 1 | 452.06250000 | | 7K60FXE |
| 1 | 1 | 452.76250000 | | 11K2F3E |
| 1 | 1 | 452.76250000 | | 7K60FXE |
| 2 | 1 | 452.76250000 | | 7K60FXE |
| 2 | 1 | 452.76250000 | | 11K2F3E |
| 1 | 1 | 452.88750000 | | 11K2F3E |
| 1 | 1 | 452.88750000 | | 7K60FXE |
| 2 | 1 | 452.88750000 | | 11K2F3E |
| 2 | 1 | 452.88750000 | | 7K60FXE |
| 1 | 1 | 457.88750000 | | 7K60FXE |
| 1 | 1 | 457.88750000 | | 11K2F3E |
| 2 | 1 | 457.88750000 | | 7K60FXE |
| 2 | 1 | 457.88750000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | TUCSON, PIMA, AZ | 32.23908333, -110.97150000 | | | | |
| 2 | T | PHOENIX, MARICOPA, AZ | 33.48600000, -112.12891667 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 1346 N. STONE AVE., TUCSON, AZ | PIMA | 5203262528 |
| 2 | 3161 N 33RD AVE, PHOENIX, AZ | MARICOPA | 5203262528 |
License history
| Date | File or call sign | Action |
|---|
| 2018-06-22 | WRBU581 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4059244 | 2026-08-02 01:22:06 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRBU581 | ULS 4059244 | 2026-08-02 01:22:06 |
| Status | A | ULS 4059244 | 2026-08-02 01:22:06 |
| Service | IG | ULS 4059244 | 2026-08-02 01:22:06 |
| Grant Date | 2018-06-22 | ULS 4059244 | 2026-08-02 01:22:06 |
| Expiration Date | 2028-06-22 | ULS 4059244 | 2026-08-02 01:22:06 |