Universal Licensing System
KB3127
CRYSTAL SMR INC.
License details
| ULS identifier | 1592164 |
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| Call sign | KB3127 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 1998-09-23 |
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| Expiration | 2003-12-02 |
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| Cancellation | 2004-02-01 |
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| Frequency range | 493.6375 MHz |
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| Locations | 1 |
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| Representative location | 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 | 2026-08-16 06:49:45 |
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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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| 2 | 1 | MO | 493.63750000 | | | 25.000000 | 50.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
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| 2 | 1 | 493.63750000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 2 | T | CONTRA COSTA, CA | 37.88158333, -121.91913889 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 549 BLISS, PITTSBURG, CA | | 5108255252 |
License history
| Date | File or call sign | Action |
|---|
| 2004-02-01 | KB3127 | LIEXP |
| 2003-09-04 | KB3127 | LETRES |
| 2003-04-22 | KB3127 | AUDOPR |
| 2001-08-20 | KB3127 | LIASS |
| 2000-11-22 | KB3127 | LICCNV |
| 1998-09-23 | KB3127 | AUTHPR |
| 1998-09-23 | KB3127 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1592164 | 2026-08-16 06:49:45 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KB3127 | ULS 1592164 | 2026-08-16 06:49:45 |
| Status | E | ULS 1592164 | 2026-08-16 06:49:45 |
| Service | IG | ULS 1592164 | 2026-08-16 06:49:45 |
| Grant Date | 1998-09-23 | ULS 1592164 | 2026-08-16 06:49:45 |
| Expiration Date | 2003-12-02 | ULS 1592164 | 2026-08-16 06:49:45 |
| Cancellation Date | 2004-02-01 | ULS 1592164 | 2026-08-16 06:49:45 |