Universal Licensing System
WRBS677
Tustin unified School District
License details
| ULS identifier | 4053729 |
|---|---|
| Call sign | WRBS677 |
| Radio service | IG |
| Status | A |
| Grant date | 2018-06-07 |
| Expiration | 2028-06-07 |
| Frequency range | 72.1 - 72.78 MHz (9 frequencies) |
| Locations | 8 |
| Representative location | Irvine, ORANGE, CA |
| Coordinates | 33.7398889, -117.7583611 |
| Source archive | l_LMpriv.zip |
| Dataset refreshed | 2026-08-02 01:19:54 |
Licensee
| Name | Tustin unified School District |
|---|---|
| Applicant type | G |
| FRN | 0019671908 |
| Location | Tustin, CA |
| Address | 1302 Service Rd., Tustin, CA, 92780 |
| Phone | 7144123044 |
| [email protected] |
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|---|---|---|---|---|---|---|---|
| 10 | 1 | MO | 72.10000000 | 1.000000 | 1.000000 | |||
| 8 | 1 | MO | 72.16000000 | 1.000000 | 1.000000 | |||
| 5 | 1 | FXO | 72.30000000 | 2.000000 | 1.500000 | |||
| 3 | 1 | FXO | 72.34000000 | 2.000000 | 1.500000 | |||
| 7 | 1 | MO | 72.34000000 | 1.000000 | 1.000000 | |||
| 9 | 1 | MO | 72.40000000 | 1.000000 | 1.000000 | |||
| 2 | 1 | FXO | 72.50000000 | 12.000000 | 10.000000 | |||
| 1 | 1 | FXO | 72.62000000 | 2.000000 | 1.500000 | |||
| 4 | 1 | FXO | 72.72000000 | 12.000000 | 10.000000 | |||
| 5 | 1 | FXO | 72.72000000 | 12.000000 | 10.000000 | |||
| 6 | 1 | FXO | 72.78000000 | 2.000000 | 1.500000 |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|---|---|---|---|
| 10 | 1 | 72.10000000 | 20K0F1D | |
| 8 | 1 | 72.16000000 | 20K0F1D | |
| 5 | 1 | 72.30000000 | 20K0F1D | |
| 3 | 1 | 72.34000000 | 20K0F1D | |
| 7 | 1 | 72.34000000 | 20K0F1D | |
| 9 | 1 | 72.40000000 | 20K0F1D | |
| 2 | 1 | 72.50000000 | 20K0F1D | |
| 1 | 1 | 72.62000000 | 20K0F1D | |
| 4 | 1 | 72.72000000 | 20K0F1D | |
| 5 | 1 | 72.72000000 | 20K0F1D | |
| 6 | 1 | 72.78000000 | 20K0F1D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|---|---|---|---|---|---|---|
| 1 | T | 15571 Williams St., Tustin, ORANGE, CA | 33.73725000, -117.84013889 | 35.000 m | BMAST | 10.600 m structure / 12.100 m overall | |
| 2 | T | 15500 Legacy Rd., Tustin, ORANGE, CA | 33.70263889, -117.83069444 | 15.000 m | BMAST | 15.200 m structure / 18.800 m overall | N |
| 3 | T | 11555 Culver Dr., Irvine, ORANGE, CA | 33.73988889, -117.75836111 | 98.000 m | BMAST | 9.100 m structure / 10.600 m overall | N |
| 4 | T | 1171 El Camino Real, Tustin, ORANGE, CA | 33.73733333, -117.81788889 | 35.000 m | BMAST | 10.700 m structure / 14.200 m overall | N |
| 5 | T | 19251 Dodge Ave., Santa Ana, ORANGE, CA | 33.76752778, -117.79786111 | 82.000 m | BMAST | 13.700 m structure / 17.300 m overall | N |
| 6 | T | 1402 Sycamore Ave., Tustin, ORANGE, CA | 33.72591667, -117.82669444 | 27.000 m | BMAST | 11.800 m structure / 13.300 m overall | N |
| 7 | T | Tustin, ORANGE, CA | 33.72591667, -117.82669444 | N | |||
| 8 | T | Tustin, ORANGE, CA | 33.75358333, -117.76900000 | N | |||
| 9 | T | Tustin, ORANGE, CA | 33.74991667, -117.82663889 | N | |||
| 10 | T | Tustin, ORANGE, CA | 33.75338889, -117.76872222 | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | T | 12.100 m | -35.400 | |||||
| 1 | 2 | T | 18.800 m | -48.600 | |||||
| 1 | 3 | T | 10.600 m | -95.200 | |||||
| 1 | 4 | T | 14.200 m | -60.400 | |||||
| 1 | 5 | T | 17.300 m | -36.600 | |||||
| 1 | 6 | T | 13.300 m | -57.900 | |||||
| 1 | 7 | ||||||||
| 1 | 8 | ||||||||
| 1 | 9 | ||||||||
| 1 | 10 |
Control points
| Number | Address | County | Phone |
|---|---|---|---|
| 1 | 15571 Williams St. Heideman Elementary School, Tustin, CA | ORANGE | 7147307301 |
| 2 | 15500 Legacy Rd, Legacy Magnet School, Tustin, CA | ORANGE | 7147307515 |
| 3 | 11555 Culver Dr. - Oak Hills K-8, Irvine, CA | ORANGE | 7144123044 |
| 4 | 1171 El Camino Real - Tustin High School, Tustin, CA | ORANGE | 7144123044 |
| 5 | 19251 Dodge Ave. - Foothill High School, Santa Ana, CA | ORANGE | 7144123044 |
| 6 | 1402 Sycamore Ave. - Sycamore Magnet Academy, Tustin, CA | ORANGE | 7144123044 |
| 7 | 13822 Prospect Ave. - Loma Vista Elementary, Tustin, CA | ORANGE | 7144123044 |
| 8 | 14741 N. B St. - Helen Estock Elementary, Tustin, CA | ORANGE | 7144123044 |
| 9 | 26900 Peters Canyon Rd - Peters Canyon Elementary, Tustin, CA | ORANGE | 7144123044 |
License history
| Date | File or call sign | Action |
|---|---|---|
| 2025-02-12 | WRBS677 | LIMOD |
| 2020-01-22 | WRBS677 | LIMOD |
| 2018-06-07 | WRBS677 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|---|---|---|
| ULS | 4053729 | 2026-08-02 01:19:54 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|---|---|---|
| Call Sign | WRBS677 | ULS 4053729 | 2026-08-02 01:19:54 |
| Status | A | ULS 4053729 | 2026-08-02 01:19:54 |
| Service | IG | ULS 4053729 | 2026-08-02 01:19:54 |
| Grant Date | 2018-06-07 | ULS 4053729 | 2026-08-02 01:19:54 |
| Expiration Date | 2028-06-07 | ULS 4053729 | 2026-08-02 01:19:54 |