Universal Licensing System
WQDW499
CRYSTAL SMR INC.
License details
| ULS identifier | 2763473 |
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| Call sign | WQDW499 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2025-11-19 |
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| Expiration | 2035-11-15 |
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| Frequency range | 489.3875 - 492.3875 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | FREMONT, ALAMEDA, CA |
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| Coordinates | 37.4874444, -121.8685556 |
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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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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB6 | 489.38750000 | | | 125.000000 | 350.000000 | |
| 2 | 1 | MO | 492.38750000 | | | 25.000000 | 63.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 489.38750000 | | 11K2F3E |
| 1 | 1 | 489.38750000 | | 20K0F3E |
| 2 | 1 | 492.38750000 | | 20K0F3E |
| 2 | 1 | 492.38750000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | MISSION PEAK, FREMONT, ALAMEDA, CA | 37.48744444, -121.86855556 | 775.000 m | TOWER | 42.000 m structure / 42.000 m overall | |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | | | 42.000 m | | | | 588.700 | |
| 1 | 2 | | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 1601 NEPTUNE DRIVE, SAN LEANDRO, CA | ALAMEDA | 5108959500 |
License history
| Date | File or call sign | Action |
|---|
| 2025-11-19 | WQDW499 | LIREN |
| 2015-09-26 | WQDW499 | LIREN |
| 2015-08-24 | WQDW499 | LETRES |
| 2013-01-01 | WQDW499 | LTSAPR |
| 2013-01-01 | WQDW499 | LIMOD |
| 2006-08-14 | WQDW499 | LETCNS |
| 2005-11-15 | WQDW499 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2763473 | 2026-08-02 01:14:20 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQDW499 | ULS 2763473 | 2026-08-02 01:14:20 |
| Status | A | ULS 2763473 | 2026-08-02 01:14:20 |
| Service | IG | ULS 2763473 | 2026-08-02 01:14:20 |
| Grant Date | 2025-11-19 | ULS 2763473 | 2026-08-02 01:14:20 |
| Expiration Date | 2035-11-15 | ULS 2763473 | 2026-08-02 01:14:20 |