Universal Licensing System
WPTL689
Crystal SMR Inc.
License details
| ULS identifier | 2360049 |
|---|
| Call sign | WPTL689 |
|---|
| Radio service | YG |
|---|
| Status | E |
|---|
| Grant date | 2011-10-27 |
|---|
| Expiration | 2021-10-26 |
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| Cancellation | 2022-03-12 |
|---|
| Frequency range | 452.15 - 466.65 MHz (6 frequencies) |
|---|
| Locations | 2 |
|---|
| Representative location | SAN LEANDRO, ALAMEDA, CA |
|---|
| Coordinates | 37.7222222, -122.1261111 |
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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. |
|---|
| 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 | 452.15000000 | | | 150.000000 | 62.000000 | |
| 2 | 1 | MO | 452.15000000 | | | 35.000000 | 35.000000 | |
| 2 | 1 | MO | 457.15000000 | | | 35.000000 | 35.000000 | |
| 1 | 1 | FB6 | 461.27500000 | | | 150.000000 | 62.000000 | |
| 2 | 1 | MO | 461.27500000 | | | 35.000000 | 35.000000 | |
| 1 | 1 | FB6 | 461.65000000 | | | 150.000000 | 62.000000 | |
| 2 | 1 | MO | 461.65000000 | | | 35.000000 | 35.000000 | |
| 2 | 1 | MO | 466.27500000 | | | 35.000000 | 35.000000 | |
| 2 | 1 | MO | 466.65000000 | | | 35.000000 | 35.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 452.15000000 | | 11K0F3E |
| 1 | 1 | 452.15000000 | | 20K0F3E |
| 2 | 1 | 452.15000000 | | 20K0F3E |
| 2 | 1 | 452.15000000 | | 11K0F3E |
| 2 | 1 | 457.15000000 | | 11K0F3E |
| 2 | 1 | 457.15000000 | | 20K0F3E |
| 1 | 1 | 461.27500000 | | 11K0F3E |
| 1 | 1 | 461.27500000 | | 20K0F3E |
| 2 | 1 | 461.27500000 | | 11K0F3E |
| 2 | 1 | 461.27500000 | | 20K0F3E |
| 1 | 1 | 461.65000000 | | 11K0F3E |
| 1 | 1 | 461.65000000 | | 20K0F3E |
| 2 | 1 | 461.65000000 | | 20K0F3E |
| 2 | 1 | 461.65000000 | | 11K0F3E |
| 2 | 1 | 466.27500000 | | 11K0F3E |
| 2 | 1 | 466.27500000 | | 20K0F3E |
| 2 | 1 | 466.65000000 | | 11K0F3E |
| 2 | 1 | 466.65000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 2450 HARBOR VIEW DRIVE, SAN LEANDRO, ALAMEDA, CA | 37.72222222, -122.12611111 | 155.000 m | BANT | 4.500 m structure / 5.800 m overall | |
| 2 | T | ALAMEDA, CA | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | | | 5.700 m | V | 3.0000 | 0.0000 | 354.000 | |
| 1 | 2 | | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 1601 NEPTUNE DR, SAN LEANDRO, CA | ALAMEDA | 5108959500 |
License history
| Date | File or call sign | Action |
|---|
| 2022-03-12 | WPTL689 | LIEXP |
| 2013-01-01 | WPTL689 | LIMOD |
| 2012-12-31 | WPTL689 | LTSAPR |
| 2011-10-27 | WPTL689 | LIREN |
| 2011-08-01 | WPTL689 | LETRES |
| 2002-07-29 | WPTL689 | LETCNS |
| 2001-10-26 | WPTL689 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2360049 | 2026-08-16 06:49:45 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPTL689 | ULS 2360049 | 2026-08-16 06:49:45 |
| Status | E | ULS 2360049 | 2026-08-16 06:49:45 |
| Service | YG | ULS 2360049 | 2026-08-16 06:49:45 |
| Grant Date | 2011-10-27 | ULS 2360049 | 2026-08-16 06:49:45 |
| Expiration Date | 2021-10-26 | ULS 2360049 | 2026-08-16 06:49:45 |
| Cancellation Date | 2022-03-12 | ULS 2360049 | 2026-08-16 06:49:45 |