Universal Licensing System
WIL624
CRYSTAL SMR INC
License details
| ULS identifier | 1645293 |
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| Call sign | WIL624 |
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| Radio service | IK |
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| Status | E |
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| Grant date | 1998-09-14 |
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| Expiration | 2008-10-05 |
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| Cancellation | 2008-11-22 |
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| Frequency range | 489.3125 - 492.3125 MHz (2 frequencies) |
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| Locations | 1 |
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| Source archive | l_LMcomm.zip |
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| Dataset refreshed | 2026-08-02 00:43:23 |
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Licensee
| Name | CRYSTAL SMR INC |
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| Applicant type | C |
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| FRN | 0005749403 |
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| Location | SAN LEANDRO, CA |
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| Address | 1601 NEPTUNE DRIVE, SAN LEANDRO, CA, 94577 |
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| Phone | 5108959500 |
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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 | FB6C | 489.31250000 | | | 90.000000 | 183.000000 | |
| 3 | 1 | FB6C | 489.31250000 | | | 125.000000 | 450.000000 | |
| 4 | 1 | MO6 | 489.31250000 | | | 25.000000 | 63.000000 | |
| 2 | 1 | MO6 | 492.31250000 | | | 25.000000 | 63.000000 | |
| 4 | 1 | MO6 | 492.31250000 | | | 25.000000 | 63.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 489.31250000 | | 20K0F3E |
| 3 | 1 | 489.31250000 | | 20K0F3E |
| 4 | 1 | 489.31250000 | | 20K0F3E |
| 2 | 1 | 492.31250000 | | 20K0F3E |
| 4 | 1 | 492.31250000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | MISSION RIDGE, FREMONT, ALAMEDA, CA | 37.48744444, -121.86855556 | 775.000 m | B | 43.000 m structure / 43.000 m overall | N |
| 2 | T | | | | | | N |
| 3 | T | 50 CALIFORNIA ST, SAN FRANCISCO, SAN FRANCISCO, CA | 37.79388889, -122.39694444 | 354.000 m | B | 154.300 m structure / 154.300 m overall | N |
| 4 | T | | | | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 43.000 m | | | | 586.000 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | | | 154.300 m | | 0.0000 | 0.0000 | 166.000 | |
| 1 | 4 | | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 1601 NEPTUNE DR, SAN LEANDRO, CA | ALAMEDA | 5108959500 |
License history
| Date | File or call sign | Action |
|---|
| 2008-11-22 | WIL624 | LIEXP |
| 2008-07-14 | WIL624 | LETRES |
| 2003-01-21 | WIL624 | LETCNS |
| 2002-04-23 | WIL624 | LIMOD |
| 2001-05-30 | WIL624 | LIASS |
| 2000-11-23 | WIL624 | LICCNV |
| 1998-09-16 | WIL624 | AUTHPR |
| 1998-09-14 | WIL624 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1645293 | 2026-08-02 00:43:23 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WIL624 | ULS 1645293 | 2026-08-02 00:43:23 |
| Status | E | ULS 1645293 | 2026-08-02 00:43:23 |
| Service | IK | ULS 1645293 | 2026-08-02 00:43:23 |
| Grant Date | 1998-09-14 | ULS 1645293 | 2026-08-02 00:43:23 |
| Expiration Date | 2008-10-05 | ULS 1645293 | 2026-08-02 00:43:23 |
| Cancellation Date | 2008-11-22 | ULS 1645293 | 2026-08-02 00:43:23 |