Universal Licensing System
WRUH743
TEN-FOUR COMMUNICATIONS, INC
License details
| ULS identifier | 4656311 |
|---|
| Call sign | WRUH743 |
|---|
| Radio service | IG |
|---|
| Status | A |
|---|
| Grant date | 2022-08-27 |
|---|
| Expiration | 2032-08-27 |
|---|
| Frequency range | 451.275 - 467.5125 MHz (13 frequencies) |
|---|
| Locations | 4 |
|---|
| Representative location | PITTSBURG, CONTRA COSTA, CA |
|---|
| Coordinates | 38.0303611, -121.8963889 |
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| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:09:26 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 451.27500000 | | | 15.000000 | 25.000000 | |
| 2 | 1 | MO | 451.27500000 | | | 5.000000 | 5.000000 | |
| 3 | 1 | FB2 | 451.83750000 | | | 15.000000 | 25.000000 | |
| 4 | 1 | MO | 451.83750000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | FB2 | 452.55000000 | | | 15.000000 | 25.000000 | |
| 2 | 1 | MO | 452.55000000 | | | 5.000000 | 5.000000 | |
| 3 | 1 | FB2 | 452.67500000 | | | 15.000000 | 25.000000 | |
| 4 | 1 | MO | 452.67500000 | | | 5.000000 | 5.000000 | |
| 2 | 1 | MO | 456.27500000 | | | 5.000000 | 5.000000 | |
| 4 | 1 | MO | 456.83750000 | | | 5.000000 | 5.000000 | |
| 2 | 1 | MO | 457.55000000 | | | 5.000000 | 5.000000 | |
| 4 | 1 | MO | 457.67500000 | | | 5.000000 | 5.000000 | |
| 4 | 1 | MO | 462.46250000 | | | 5.000000 | 5.000000 | |
| 2 | 1 | MO | 462.48750000 | | | 5.000000 | 5.000000 | |
| 4 | 1 | MO | 462.48750000 | | | 5.000000 | 5.000000 | |
| 4 | 1 | MO | 467.46250000 | | | 5.000000 | 5.000000 | |
| 2 | 1 | MO | 467.48750000 | | | 5.000000 | 5.000000 | |
| 2 | 1 | MO | 467.51250000 | | | 5.000000 | 5.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.27500000 | | 4K00F1E |
| 2 | 1 | 451.27500000 | | 4K00F1E |
| 3 | 1 | 451.83750000 | | 4K00F1E |
| 4 | 1 | 451.83750000 | | 4K00F1E |
| 1 | 1 | 452.55000000 | | 4K00F1E |
| 2 | 1 | 452.55000000 | | 4K00F1E |
| 3 | 1 | 452.67500000 | | 4K00F1E |
| 4 | 1 | 452.67500000 | | 4K00F1E |
| 2 | 1 | 456.27500000 | | 4K00F1E |
| 4 | 1 | 456.83750000 | | 4K00F1E |
| 2 | 1 | 457.55000000 | | 4K00F1E |
| 4 | 1 | 457.67500000 | | 4K00F1E |
| 4 | 1 | 462.46250000 | | 4K00F1E |
| 2 | 1 | 462.48750000 | | 4K00F1E |
| 4 | 1 | 462.48750000 | | 4K00F1E |
| 4 | 1 | 467.46250000 | | 4K00F1E |
| 2 | 1 | 467.48750000 | | 4K00F1E |
| 2 | 1 | 467.51250000 | | 4K00F1E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 570 W 10TH STREET, PITTSBURG, CONTRA COSTA, CA | 38.03036111, -121.89638889 | 2.000 m | BANT | 7.000 m structure / 8.000 m overall | |
| 2 | T | CONTRA COSTA, CA | | | | | |
| 3 | T | 555 23RD STREET, SAN FRANSISCO, SAN FRANCISCO, CA | 37.75466667, -122.38652778 | 7.000 m | BANT | 7.000 m structure / 8.000 m overall | |
| 4 | T | SAN FRANCISCO, CA | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 8.000 m | | | | -64.600 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | 8.000 m | | | | -14.500 | |
| 1 | 4 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 4230 KIERNAN SUITE 105, MODESTO, CA | STANISLAUS | 2095299967 |
License history
| Date | File or call sign | Action |
|---|
| 2023-05-31 | WRUH743 | LETCNS |
| 2022-08-27 | WRUH743 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4656311 | 2026-08-02 01:09:26 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRUH743 | ULS 4656311 | 2026-08-02 01:09:26 |
| Status | A | ULS 4656311 | 2026-08-02 01:09:26 |
| Service | IG | ULS 4656311 | 2026-08-02 01:09:26 |
| Grant Date | 2022-08-27 | ULS 4656311 | 2026-08-02 01:09:26 |
| Expiration Date | 2032-08-27 | ULS 4656311 | 2026-08-02 01:09:26 |