Universal Licensing System
WPRW910
CRYSTAL SMR INC.
License details
| ULS identifier | 1947816 |
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| Call sign | WPRW910 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2021-04-12 |
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| Expiration | 2031-03-06 |
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| Frequency range | 490.0375 - 493.0375 MHz (2 frequencies) |
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| Locations | 3 |
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| Representative location | NOVATO, MARIN, CA |
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| Coordinates | 38.0590833, -122.6038611 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:14:20 |
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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 |
|---|
| 1 | 1 | FB6 | 490.03750000 | | | 100.000000 | 250.000000 | |
| 2 | 1 | MO | 490.03750000 | | | 50.000000 | 50.000000 | |
| 2 | 1 | MO | 493.03750000 | | | 50.000000 | 50.000000 | |
| 3 | 1 | FX1T | 493.03750000 | | | 50.000000 | 50.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 490.03750000 | | 20K0F1D |
| 1 | 1 | 490.03750000 | | 11K2F1D |
| 1 | 1 | 490.03750000 | | 20K0F3E |
| 1 | 1 | 490.03750000 | | 11K2F3E |
| 1 | 1 | 490.03750000 | | 15K0F2D |
| 1 | 1 | 490.03750000 | | 11K2F2D |
| 2 | 1 | 490.03750000 | | 11K2F2D |
| 2 | 1 | 490.03750000 | | 15K0F2D |
| 2 | 1 | 490.03750000 | | 11K2F3E |
| 2 | 1 | 490.03750000 | | 20K0F3E |
| 2 | 1 | 490.03750000 | | 20K0F1D |
| 2 | 1 | 490.03750000 | | 11K2F1D |
| 2 | 1 | 493.03750000 | | 20K0F1D |
| 2 | 1 | 493.03750000 | | 11K2F2D |
| 2 | 1 | 493.03750000 | | 11K2F1D |
| 2 | 1 | 493.03750000 | | 20K0F3E |
| 2 | 1 | 493.03750000 | | 11K2F3E |
| 2 | 1 | 493.03750000 | | 15K0F2D |
| 3 | 1 | 493.03750000 | | 11K2F2D |
| 3 | 1 | 493.03750000 | | 20K0F1D |
| 3 | 1 | 493.03750000 | | 20K0F3E |
| 3 | 1 | 493.03750000 | | 15K0F2D |
| 3 | 1 | 493.03750000 | | 11K2F3E |
| 3 | 1 | 493.03750000 | | 11K2F1D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | BIG ROCK RIDGE, NOVATO, MARIN, CA | 38.05908333, -122.60386111 | 575.000 m | TOWER | 24.000 m structure / 24.000 m overall | |
| 2 | T | | | | | | |
| 3 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 24.000 m | | | | 461.000 | |
| 1 | 2 | | | | | | | | |
| 1 | 3 | | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 2 | 101 Roundhill Drive, Rockaway, NJ | MORRIS | 9736257500 |
License history
| Date | File or call sign | Action |
|---|
| 2021-04-12 | WPRW910 | LIREN |
| 2020-12-14 | WPRW910 | LETRES |
| 2011-11-21 | WPRW910 | LIASS |
| 2011-08-03 | WPRW910 | ESUAPR |
| 2011-03-24 | WPRW910 | AUTHPR |
| 2011-03-03 | WPRW910 | AUTHPR |
| 2011-03-02 | WPRW910 | INTDUP |
| 2011-03-02 | WPRW910 | COR |
| 2011-03-02 | WPRW910 | LIREN |
| 2010-12-13 | WPRW910 | LETRES |
| 2010-06-24 | WPRW910 | LIAUA |
| 2010-06-23 | WPRW910 | ESUAPR |
| 2010-03-22 | WPRW910 | LTSAPR |
| 2010-03-20 | WPRW910 | LIAUA |
| 2007-11-27 | WPRW910 | LIAUA |
| 2007-03-23 | WPRW910 | LIASS |
| 2002-06-18 | WPRW910 | LIAUA |
| 2002-06-06 | WPRW910 | LIASS |
| 2002-05-10 | WPRW910 | AUTHPR |
| 2002-05-09 | WPRW910 | COR |
| 2002-05-09 | WPRW910 | INTDUP |
| 2001-11-19 | WPRW910 | AUDOPR |
| 2001-03-06 | WPRW910 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1947816 | 2026-08-02 01:14:20 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPRW910 | ULS 1947816 | 2026-08-02 01:14:20 |
| Status | A | ULS 1947816 | 2026-08-02 01:14:20 |
| Service | IG | ULS 1947816 | 2026-08-02 01:14:20 |
| Grant Date | 2021-04-12 | ULS 1947816 | 2026-08-02 01:14:20 |
| Expiration Date | 2031-03-06 | ULS 1947816 | 2026-08-02 01:14:20 |