Universal Licensing System
KNLW289
Silke Communications, Inc.
License details
| ULS identifier | 5419 |
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| Call sign | KNLW289 |
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| Radio service | CD |
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| Status | A |
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| Grant date | 2017-04-12 |
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| Expiration | 2026-12-20 |
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| Frequency range | 454.175 - 454.325 MHz (2 frequencies) |
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| Locations | 1 |
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| Representative location | PORTLAND, MULTNOMAH, OR |
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| Coordinates | 45.5162222, -122.7339722 |
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| Source archive | l_paging.zip |
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| Dataset refreshed | 2026-08-02 02:52:19 |
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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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| 1 | 1 | FBBS | 454.17500000 | | | 44.000000 | 55.800000 | |
| 1 | 1 | FBBS | 454.32500000 | | | 44.000000 | 55.800000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 454.17500000 | | 16K0F1D |
| 1 | 1 | 454.17500000 | | 16K0F3E |
| 1 | 1 | 454.17500000 | | 15K0F2D |
| 1 | 1 | 454.32500000 | | 16K0F1D |
| 1 | 1 | 454.32500000 | | 15K0F2D |
| 1 | 1 | 454.32500000 | | 16K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 5516 SW BARNES ROAD, PORTLAND, MULTNOMAH, OR | 45.51622222, -122.73397222 | 322.000 m | NNTANN | 303.000 m structure / 303.000 m overall | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | SINCLAIR SRL-310C-8 | 130.000 m | V | 8.0000 | 360.0000 | | |
Control points
| Number | Address | County | Phone |
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| 2 | 3 Crow Canyon Court, San Ramon, CA | CONTRA COSTA | 9255521820 |
License history
| Date | File or call sign | Action |
|---|
| 2021-06-16 | KNLW289 | LIAUA |
| 2020-08-04 | KNLW289 | LIMOD |
| 2017-05-23 | KNLW289 | LIAUA |
| 2017-04-12 | KNLW289 | LIREN |
| 2016-09-26 | KNLW289 | LETRES |
| 2006-11-07 | KNLW289 | LIREN |
| 2006-10-02 | KNLW289 | EFUAPR |
| 2006-10-02 | KNLW289 | ESCAPR |
| 2006-09-28 | KNLW289 | ESUAPR |
| 2006-09-25 | KNLW289 | LETRES |
| 2005-01-21 | KNLW289 | AUDOPR |
| 2005-01-13 | KNLW289 | LETAFU |
| 2000-04-04 | KNLW289 | AUTHPR |
| 2000-02-22 | KNLW289 | LIASS |
| 1999-08-11 | KNLW289 | COR |
| 1999-08-10 | KNLW289 | COR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 5419 | 2026-08-02 02:52:17 | Source Primary |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | KNLW289 | ULS 5419 | 2026-08-02 02:52:19 |
| Status | A | ULS 5419 | 2026-08-02 02:52:19 |
| Service | CD | ULS 5419 | 2026-08-02 02:52:19 |
| Grant Date | 2017-04-12 | ULS 5419 | 2026-08-02 02:52:19 |
| Expiration Date | 2026-12-20 | ULS 5419 | 2026-08-02 02:52:19 |