Universal Licensing System
WID783
LEFCO INC
License details
| ULS identifier | 1644580 |
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| Call sign | WID783 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 1996-04-23 |
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| Expiration | 2001-04-16 |
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| Cancellation | 2001-06-17 |
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| Frequency range | 490.0375 - 493.0375 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | FREMONT, ALAMEDA, CA |
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| Coordinates | 37.4896667, -121.8660556 |
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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 | LEFCO INC |
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| Applicant type | C |
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| Location | SUNNYVALE, CA |
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| Address | 698 E TAYLOR AVE, SUNNYVALE, CA, 94086 |
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| Phone | 4087325510 |
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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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| 2 | 1 | FB4 | 490.03750000 | | | 100.000000 | 501.000000 | |
| 1 | 1 | FX1 | 493.03750000 | | | 20.000000 | 142.000000 | |
| 3 | 1 | MO | 493.03750000 | | | 45.000000 | 113.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 2 | 1 | 490.03750000 | | 20K0F3E |
| 1 | 1 | 493.03750000 | | 20K0F3E |
| 3 | 1 | 493.03750000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 698 E TAYLOR AVE, SUNNYVALE, SANTA CLARA, CA | 37.38244444, -122.01441667 | 15.000 m | | | N |
| 2 | T | MONUMENT RIDGE, FREMONT, ALAMEDA, CA | 37.48966667, -121.86605556 | 804.000 m | | | N |
| 3 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 6.000 m | | | | -50.000 | |
| 1 | 2 | T | | 51.000 m | | | | 621.000 | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 698 E TAYLOR AVE, SUNNYVALE, CA | | 4087325510 |
License history
| Date | File or call sign | Action |
|---|
| 2001-10-04 | WID783 | AUDCAN |
| 2001-06-17 | WID783 | LIEXP |
| 2001-01-24 | WID783 | LETRES |
| 2000-11-23 | WID783 | LICCNV |
| 1996-04-23 | WID783 | AUTHPR |
| 1996-04-23 | WID783 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1644580 | 2026-08-02 01:28:04 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WID783 | ULS 1644580 | 2026-08-02 01:28:04 |
| Status | E | ULS 1644580 | 2026-08-02 01:28:04 |
| Service | IG | ULS 1644580 | 2026-08-02 01:28:04 |
| Grant Date | 1996-04-23 | ULS 1644580 | 2026-08-02 01:28:04 |
| Expiration Date | 2001-04-16 | ULS 1644580 | 2026-08-02 01:28:04 |
| Cancellation Date | 2001-06-17 | ULS 1644580 | 2026-08-02 01:28:04 |