Universal Licensing System
WQEN793
James E Roberts-Obayashi Corporation
License details
| ULS identifier | 2793297 |
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| Call sign | WQEN793 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2016-02-17 |
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| Expiration | 2026-03-14 |
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| Cancellation | 2026-05-16 |
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| Frequency range | 451.8 - 469.55 MHz (6 frequencies) |
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| Locations | 1 |
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| Representative location | CA |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:17:47 |
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Licensee
| Name | James E Roberts-Obayashi Corporation |
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| Applicant type | C |
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| FRN | 0014757843 |
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| Location | Danville, CA |
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| Address | 20 Oak Court, Danville, CA, 94526 |
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| Phone | 9258200600 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2I | 451.80000000 | | | 25.000000 | 25.000000 | |
| 1 | 1 | MOI | 451.80000000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MOI | 456.80000000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MOI | 464.50000000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MOI | 464.55000000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MOI | 469.50000000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MOI | 469.55000000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.80000000 | | 4K00F1E |
| 1 | 1 | 451.80000000 | | 4K00F1E |
| 1 | 1 | 456.80000000 | | 4K00F1E |
| 1 | 1 | 464.50000000 | | 4K00F1E |
| 1 | 1 | 464.55000000 | | 4K00F1E |
| 1 | 1 | 469.50000000 | | 4K00F1E |
| 1 | 1 | 469.55000000 | | 4K00F1E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | CA | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 20 Oak Court, Danville, CA | CONTRA COSTA | 9258200600 |
License history
| Date | File or call sign | Action |
|---|
| 2026-05-16 | WQEN793 | LIEXP |
| 2025-12-22 | WQEN793 | LETRES |
| 2016-02-17 | WQEN793 | LTSAPR |
| 2016-02-17 | WQEN793 | LIREN |
| 2015-12-21 | WQEN793 | LETRES |
| 2015-11-05 | WQEN793 | LIMOD |
| 2006-03-14 | WQEN793 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2793297 | 2026-08-02 01:17:47 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQEN793 | ULS 2793297 | 2026-08-02 01:17:47 |
| Status | E | ULS 2793297 | 2026-08-02 01:17:47 |
| Service | IG | ULS 2793297 | 2026-08-02 01:17:47 |
| Grant Date | 2016-02-17 | ULS 2793297 | 2026-08-02 01:17:47 |
| Expiration Date | 2026-03-14 | ULS 2793297 | 2026-08-02 01:17:47 |
| Cancellation Date | 2026-05-16 | ULS 2793297 | 2026-08-02 01:17:47 |