Universal Licensing System
WRCH231
VULCAN INC
License details
| ULS identifier | 4087103 |
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| Call sign | WRCH231 |
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| Radio service | IG |
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| Status | C |
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| Grant date | 2018-09-29 |
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| Expiration | 2028-09-29 |
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| Cancellation | 2019-09-17 |
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| Frequency range | 464.125 - 469.125 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | Atherton, SAN MATEO, CA |
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| Coordinates | 37.4397222, -122.2083333 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:19:00 |
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Licensee
| Name | VULCAN INC |
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| Applicant type | C |
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| FRN | 0018151035 |
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| Location | SEATTLE, WA |
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| Address | 505 FIFTH AVE SOUTH SUITE 900, SEATTLE, WA, 98104 |
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| Phone | 2063422192 |
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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 | 464.12500000 | | | 32.000000 | 32.000000 | |
| 2 | 1 | MO | 464.12500000 | | | 5.000000 | 5.000000 | |
| 2 | 1 | MO | 469.12500000 | | | 5.000000 | 5.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 464.12500000 | | 7K60FXW |
| 2 | 1 | 464.12500000 | | 7K60FXW |
| 2 | 1 | 469.12500000 | | 7K60FXW |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | 267 Camino Al Lago, Atherton, SAN MATEO, CA | 37.43972222, -122.20833333 | 31.000 m | BPOLE | 5.500 m structure / 7.900 m overall | |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | 7.900 m | | | | -103.800 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 267 Camion Al Lago, Atherton, CA | SAN MATEO | 2063422000 |
License history
| Date | File or call sign | Action |
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| 2019-09-18 | WRCH231 | LICAN |
| 2019-07-02 | WRCH231 | LETCNS |
| 2018-09-29 | WRCH231 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4087103 | 2026-08-02 01:19:00 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WRCH231 | ULS 4087103 | 2026-08-02 01:19:00 |
| Status | C | ULS 4087103 | 2026-08-02 01:19:00 |
| Service | IG | ULS 4087103 | 2026-08-02 01:19:00 |
| Grant Date | 2018-09-29 | ULS 4087103 | 2026-08-02 01:19:00 |
| Expiration Date | 2028-09-29 | ULS 4087103 | 2026-08-02 01:19:00 |
| Cancellation Date | 2019-09-17 | ULS 4087103 | 2026-08-02 01:19:00 |