Universal Licensing System
WIG543
R & S ERECTION OF CONCORD INC
License details
| ULS identifier | 1644676 |
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| Call sign | WIG543 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 1998-08-26 |
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| Expiration | 2003-11-04 |
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| Cancellation | 2004-01-04 |
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| Frequency range | 490.4125 - 493.4125 MHz (2 frequencies) |
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| Locations | 3 |
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| Representative location | DANVILLE, CONTRA COSTA, CA |
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| Coordinates | 37.8815833, -121.9191389 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:28:04 |
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Licensee
| Name | R & S ERECTION OF CONCORD INC |
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| Applicant type | C |
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| Location | CONCORD, CA |
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| Address | 1925 ARNOLD INDUSTRIAL HWY, CONCORD, CA, 94520 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
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| 1 | 1 | FB2 | 490.41250000 | | | 70.000000 | 111.000000 | |
| 2 | 1 | FX1 | 493.41250000 | | | 25.000000 | 125.000000 | |
| 3 | 1 | MO | 493.41250000 | | | 25.000000 | 20.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 490.41250000 | | 20K0F3E |
| 2 | 1 | 493.41250000 | | 20K0F3E |
| 3 | 1 | 493.41250000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | MOUNT DIABLO, DANVILLE, CONTRA COSTA, CA | 37.88158333, -121.91913889 | 1091.000 m | | | N |
| 2 | T | 1925 ARNOLD INDUSTRIAL HWY, CONCORD, CONTRA COSTA, CA | 38.03658333, -122.04497222 | 9.000 m | | | N |
| 3 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | 52.000 m | | | | 914.000 | |
| 1 | 2 | T | | 6.000 m | | | | -41.000 | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 1925 ARNOLD INDUSTRIAL HWY, CONCORD, CA | | |
License history
| Date | File or call sign | Action |
|---|
| 2004-01-04 | WIG543 | LIEXP |
| 2003-08-11 | WIG543 | LETRES |
| 2003-03-07 | WIG543 | AUDOPR |
| 2000-11-23 | WIG543 | LICCNV |
| 1998-08-26 | WIG543 | LIREN |
| 1998-08-26 | WIG543 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 1644676 | 2026-08-02 01:28:04 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WIG543 | ULS 1644676 | 2026-08-02 01:28:04 |
| Status | E | ULS 1644676 | 2026-08-02 01:28:04 |
| Service | IG | ULS 1644676 | 2026-08-02 01:28:04 |
| Grant Date | 1998-08-26 | ULS 1644676 | 2026-08-02 01:28:04 |
| Expiration Date | 2003-11-04 | ULS 1644676 | 2026-08-02 01:28:04 |
| Cancellation Date | 2004-01-04 | ULS 1644676 | 2026-08-02 01:28:04 |