Universal Licensing System
WRBT439
ARIZONA BOARD OF REGENTS FOR BENEFIT OF UNIVERSITY OF ARIZONA
License details
| ULS identifier | 4055825 |
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| Call sign | WRBT439 |
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| Radio service | MW |
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| Status | A |
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| Grant date | 2018-06-13 |
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| Expiration | 2028-06-13 |
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| Frequency range | 6315.84 MHz |
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| Locations | 2 |
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| Representative location | Sierra Vista, COCHISE, AZ |
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| Coordinates | 31.5677778, -110.2443333 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:47:15 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 6315.84000000 | | | | | |
| 1 | 1 | FXO | 6315.84000000 | | | | | |
| 1 | 1 | FXO | 6315.84000000 | | | | | |
| 1 | 1 | FXO | 6315.84000000 | | | | | |
| 1 | 1 | FXO | 6315.84000000 | | | | | |
| 1 | 1 | FXO | 6315.84000000 | | | | | |
| 1 | 1 | FXO | 6315.84000000 | | | | | |
| 1 | 1 | FXO | 6315.84000000 | | | | | |
| 1 | 1 | FXO | 6315.84000000 | | | | | |
| 1 | 1 | FXO | 6315.84000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 6315.84000000 | | 30M0D1W |
| 1 | 1 | 6315.84000000 | | 30M0D1W |
| 1 | 1 | 6315.84000000 | | 30M0D1W |
| 1 | 1 | 6315.84000000 | | 30M0D1W |
| 1 | 1 | 6315.84000000 | | 30M0D1W |
| 1 | 1 | 6315.84000000 | | 30M0D1W |
| 1 | 1 | 6315.84000000 | | 30M0D1W |
| 1 | 1 | 6315.84000000 | | 30M0D1W |
| 1 | 1 | 6315.84000000 | | 30M0D1W |
| 1 | 1 | 6315.84000000 | | 30M0D1W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 1140 N Colombo Ave, Sierra Vista, COCHISE, AZ | 31.56777778, -110.24433333 | 1343.900 m | BPIPE | 18.300 m structure / 18.300 m overall | |
| 2 | R | | 31.48122222, -109.95933333 | 2179.300 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | COMMSCOPE VHLP4-6WC | | V | 35.5000 | 109.4000 | | |
| 1 | 2 | R | COMMSCOPE VHLP4-6WC | | | 35.5000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2025-03-18 | WRBT439 | LIAUA |
| 2020-04-14 | WRBT439 | FRATRE |
| 2020-01-22 | WRBT439 | PNLISR |
| 2020-01-22 | WRBT439 | LETTRS |
| 2019-09-17 | WRBT439 | LETCNS |
| 2018-06-13 | WRBT439 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4055825 | 2026-08-02 02:47:15 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRBT439 | ULS 4055825 | 2026-08-02 02:47:15 |
| Status | A | ULS 4055825 | 2026-08-02 02:47:15 |
| Service | MW | ULS 4055825 | 2026-08-02 02:47:15 |
| Grant Date | 2018-06-13 | ULS 4055825 | 2026-08-02 02:47:15 |
| Expiration Date | 2028-06-13 | ULS 4055825 | 2026-08-02 02:47:15 |