Universal Licensing System
WPLV558
Silke Communications, Inc.
License details
| ULS identifier | 1788431 |
|---|
| Call sign | WPLV558 |
|---|
| Radio service | YG |
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| Status | A |
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| Grant date | 2018-04-05 |
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| Expiration | 2028-03-11 |
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| Frequency range | 451.75 - 456.75 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | PORTLAND, MULTNOMAH, OR |
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| Coordinates | 45.5159444, -122.7342778 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-16 06:43:00 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB6 | 451.75000000 | | | 75.000000 | 73.060000 | |
| 2 | 1 | MO | 456.75000000 | | | 40.000000 | 40.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.75000000 | | 11K2F3E |
| 2 | 1 | 456.75000000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | BARNES RD AT SKYLINE RD, PORTLAND, MULTNOMAH, OR | 45.51594444, -122.73427778 | 322.000 m | TOWER | 282.000 m structure / 282.000 m overall | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 65.000 m | | | | 327.000 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 2 | 3, Crow Canyon Court, San Ramon, CA | CONTRA COSTA | 9255521820 |
License history
| Date | File or call sign | Action |
|---|
| 2020-09-25 | WPLV558 | LIMOD |
| 2018-04-09 | WPLV558 | COR |
| 2018-04-05 | WPLV558 | LIREN |
| 2018-04-03 | WPLV558 | LIREN |
| 2017-12-18 | WPLV558 | LETRES |
| 2017-12-07 | WPLV558 | LIAUA |
| 2014-08-16 | WPLV558 | LIMOD |
| 2013-03-07 | WPLV558 | LIMOD |
| 2012-11-29 | WPLV558 | ESCAPR |
| 2012-11-28 | WPLV558 | ESUAPR |
| 2012-11-28 | WPLV558 | EFUAPR |
| 2008-02-12 | WPLV558 | LIREN |
| 2008-01-02 | WPLV558 | ESCAPR |
| 2007-12-17 | WPLV558 | LETRES |
| 2001-02-26 | WPLV558 | AUTHPR |
| 2001-02-23 | WPLV558 | COR |
| 2001-02-23 | WPLV558 | INTDUP |
| 2000-11-23 | WPLV558 | LICCNV |
| 1998-03-12 | WPLV558 | AUTHPR |
| 1998-03-11 | WPLV558 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1788431 | 2026-08-16 06:43:00 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPLV558 | ULS 1788431 | 2026-08-16 06:43:00 |
| Status | A | ULS 1788431 | 2026-08-16 06:43:00 |
| Service | YG | ULS 1788431 | 2026-08-16 06:43:00 |
| Grant Date | 2018-04-05 | ULS 1788431 | 2026-08-16 06:43:00 |
| Expiration Date | 2028-03-11 | ULS 1788431 | 2026-08-16 06:43:00 |