Universal Licensing System
KZQ490
Silke Communications Solutions, Inc.
License details
| ULS identifier | 1859415 |
|---|
| Call sign | KZQ490 |
|---|
| Radio service | YG |
|---|
| Status | A |
|---|
| Grant date | 2024-12-05 |
|---|
| Expiration | 2035-02-02 |
|---|
| Frequency range | 451.9 - 456.9 MHz (2 frequencies) |
|---|
| Locations | 1 |
|---|
| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:22:43 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB6 | 451.90000000 | | | 70.000000 | 140.000000 | |
| 2 | 1 | FX1 | 456.90000000 | | | 70.000000 | 5.000000 | |
| 3 | 1 | MO | 456.90000000 | | | 70.000000 | 70.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.90000000 | | 11K2F1D |
| 1 | 1 | 451.90000000 | | 11K2F3E |
| 2 | 1 | 456.90000000 | | 11K2F1D |
| 2 | 1 | 456.90000000 | | 11K2F3E |
| 3 | 1 | 456.90000000 | | 11K2F1D |
| 3 | 1 | 456.90000000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | W TIGER MOUNTAIN, ISSAQUAH, KING, WA | 47.50400000, -121.97372222 | 899.000 m | TOWER | 20.000 m structure / 20.000 m overall | N |
| 2 | T | WA | | | | | |
| 3 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 20.000 m | V | 3.0000 | | 685.000 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 12414 HWY 99 SO 14, EVERETT, WA | SNOHOMISH | 4253489121 |
| 2 | 9 Crow Canyon Road, San Ramon, CA | CONTRA COSTA | 9255521820 |
License history
| Date | File or call sign | Action |
|---|
| 2024-12-05 | KZQ490 | LIREN |
| 2024-11-11 | KZQ490 | LETRES |
| 2020-09-01 | KZQ490 | LIASS |
| 2015-01-06 | KZQ490 | LIREN |
| 2015-01-05 | KZQ490 | ESUAPR |
| 2014-11-10 | KZQ490 | LETRES |
| 2014-08-12 | KZQ490 | LIMOD |
| 2013-04-15 | KZQ490 | LIMOD |
| 2012-12-10 | KZQ490 | ESUAPR |
| 2009-12-04 | KZQ490 | LIAUA |
| 2009-12-04 | KZQ490 | LTSAPR |
| 2009-12-03 | KZQ490 | EFUAPR |
| 2009-12-03 | KZQ490 | ESUAPR |
| 2009-02-19 | KZQ490 | ESUFNR |
| 2009-02-05 | KZQ490 | LITRAN |
| 2009-02-03 | KZQ490 | ESUAPR |
| 2004-11-18 | KZQ490 | LIREN |
| 2004-11-08 | KZQ490 | LETRES |
| 2002-08-27 | KZQ490 | AUDOPR |
| 2002-08-06 | KZQ490 | LIMOD |
| 2002-04-12 | KZQ490 | LIMOD |
| 2001-03-01 | KZQ490 | AUTHPR |
| 2001-02-28 | KZQ490 | COR |
| 2001-02-28 | KZQ490 | INTDUP |
| 2000-11-24 | KZQ490 | LICCNV |
| 2000-02-02 | KZQ490 | AUTHPR |
| 2000-02-01 | KZQ490 | LIASS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1859415 | 2026-08-02 01:22:43 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KZQ490 | ULS 1859415 | 2026-08-02 01:22:43 |
| Status | A | ULS 1859415 | 2026-08-02 01:22:43 |
| Service | YG | ULS 1859415 | 2026-08-02 01:22:43 |
| Grant Date | 2024-12-05 | ULS 1859415 | 2026-08-02 01:22:43 |
| Expiration Date | 2035-02-02 | ULS 1859415 | 2026-08-02 01:22:43 |