Universal Licensing System
KNNU251
Silke Communications Solutions, Inc.
License details
| ULS identifier | 1635320 |
|---|
| Call sign | KNNU251 |
|---|
| Radio service | IG |
|---|
| Status | A |
|---|
| Grant date | 2021-06-04 |
|---|
| Expiration | 2031-05-03 |
|---|
| Frequency range | 463.9 - 469.1 MHz (4 frequencies) |
|---|
| Locations | 2 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:22:44 |
|---|
Licensee
| Name | Silke Communications Solutions, Inc. |
|---|
| Applicant type | C |
|---|
| FRN | 0028294957 |
|---|
| Location | San Ramon, CA |
|---|
| Address | 3 Crow Canyon Court, Suite 100, San Ramon, CA, 94583 |
|---|
| Phone | 9257867995 |
|---|
| Email | [email protected] |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB6 | 463.90000000 | | | 110.000000 | 600.000000 | |
| 1 | 1 | FB6 | 463.90000000 | | | 35.000000 | 35.000000 | |
| 2 | 1 | FB6 | 463.90000000 | | | 110.000000 | 600.000000 | |
| 2 | 1 | FB6 | 463.90000000 | | | 35.000000 | 35.000000 | |
| 4 | 1 | MO6 | 463.90000000 | | | 75.000000 | 75.000000 | |
| 5 | 1 | MO6 | 463.90000000 | | | 75.000000 | 75.000000 | |
| 6 | 1 | MO6 | 463.90000000 | | | 75.000000 | 75.000000 | |
| 7 | 1 | MO6 | 463.90000000 | | | 75.000000 | 75.000000 | |
| 1 | 1 | FB6 | 464.10000000 | | | 35.000000 | 35.000000 | |
| 1 | 1 | FB6 | 464.10000000 | | | 110.000000 | 600.000000 | |
| 2 | 1 | FB6 | 464.10000000 | | | 35.000000 | 35.000000 | |
| 2 | 1 | FB6 | 464.10000000 | | | 110.000000 | 600.000000 | |
| 4 | 1 | MO6 | 464.10000000 | | | 75.000000 | 75.000000 | |
| 5 | 1 | MO6 | 464.10000000 | | | 75.000000 | 75.000000 | |
| 6 | 1 | MO6 | 464.10000000 | | | 75.000000 | 75.000000 | |
| 7 | 1 | MO6 | 464.10000000 | | | 75.000000 | 75.000000 | |
| 3 | 1 | FX1T | 468.90000000 | | | 25.000000 | 5.000000 | |
| 4 | 1 | MO6 | 468.90000000 | | | 75.000000 | 75.000000 | |
| 5 | 1 | MO6 | 468.90000000 | | | 75.000000 | 75.000000 | |
| 6 | 1 | MO6 | 468.90000000 | | | 75.000000 | 75.000000 | |
| 7 | 1 | MO6 | 468.90000000 | | | 75.000000 | 75.000000 | |
| 3 | 1 | FX1T | 469.10000000 | | | 25.000000 | 5.000000 | |
| 4 | 1 | MO6 | 469.10000000 | | | 75.000000 | 75.000000 | |
| 5 | 1 | MO6 | 469.10000000 | | | 75.000000 | 75.000000 | |
| 6 | 1 | MO6 | 469.10000000 | | | 75.000000 | 75.000000 | |
| 7 | 1 | MO6 | 469.10000000 | | | 75.000000 | 75.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 463.90000000 | | 11K2F3E |
| 1 | 1 | 463.90000000 | | 11K2F3E |
| 1 | 1 | 463.90000000 | | 7K60FXD |
| 1 | 1 | 463.90000000 | | 4K00F1E |
| 1 | 1 | 463.90000000 | | 4K00F2D |
| 1 | 1 | 463.90000000 | | 4K00F7W |
| 1 | 1 | 463.90000000 | | 7K60FXE |
| 1 | 1 | 463.90000000 | | 4K00F1D |
| 2 | 1 | 463.90000000 | | 11K2F3E |
| 2 | 1 | 463.90000000 | | 11K2F3E |
| 2 | 1 | 463.90000000 | | 7K60FXD |
| 2 | 1 | 463.90000000 | | 4K00F1E |
| 2 | 1 | 463.90000000 | | 7K60FXE |
| 2 | 1 | 463.90000000 | | 4K00F2D |
| 2 | 1 | 463.90000000 | | 4K00F7W |
| 2 | 1 | 463.90000000 | | 4K00F1D |
| 4 | 1 | 463.90000000 | | 11K2F3E |
| 5 | 1 | 463.90000000 | | 11K2F3E |
| 6 | 1 | 463.90000000 | | 7K60FXD |
| 6 | 1 | 463.90000000 | | 4K00F1D |
| 6 | 1 | 463.90000000 | | 4K00F7W |
| 6 | 1 | 463.90000000 | | 7K60FXE |
| 6 | 1 | 463.90000000 | | 4K00F1E |
| 6 | 1 | 463.90000000 | | 4K00F2D |
| 6 | 1 | 463.90000000 | | 11K2F3E |
| 7 | 1 | 463.90000000 | | 7K60FXD |
| 7 | 1 | 463.90000000 | | 11K2F3E |
| 7 | 1 | 463.90000000 | | 4K00F1D |
| 7 | 1 | 463.90000000 | | 4K00F2D |
| 7 | 1 | 463.90000000 | | 4K00F7W |
| 7 | 1 | 463.90000000 | | 4K00F1E |
| 7 | 1 | 463.90000000 | | 7K60FXE |
| 1 | 1 | 464.10000000 | | 11K2F3E |
| 1 | 1 | 464.10000000 | | 4K00F7W |
| 1 | 1 | 464.10000000 | | 4K00F2D |
| 1 | 1 | 464.10000000 | | 4K00F1D |
| 1 | 1 | 464.10000000 | | 7K60FXE |
| 1 | 1 | 464.10000000 | | 11K2F3E |
| 1 | 1 | 464.10000000 | | 4K00F1E |
| 1 | 1 | 464.10000000 | | 7K60FXD |
| 2 | 1 | 464.10000000 | | 11K2F3E |
| 2 | 1 | 464.10000000 | | 4K00F2D |
| 2 | 1 | 464.10000000 | | 11K2F3E |
| 2 | 1 | 464.10000000 | | 4K00F1D |
| 2 | 1 | 464.10000000 | | 7K60FXE |
| 2 | 1 | 464.10000000 | | 4K00F7W |
| 2 | 1 | 464.10000000 | | 7K60FXD |
| 2 | 1 | 464.10000000 | | 4K00F1E |
| 4 | 1 | 464.10000000 | | 11K2F3E |
| 5 | 1 | 464.10000000 | | 11K2F3E |
| 6 | 1 | 464.10000000 | | 4K00F7W |
| 6 | 1 | 464.10000000 | | 11K2F3E |
| 6 | 1 | 464.10000000 | | 4K00F1D |
| 6 | 1 | 464.10000000 | | 7K60FXE |
| 6 | 1 | 464.10000000 | | 7K60FXD |
| 6 | 1 | 464.10000000 | | 4K00F2D |
| 6 | 1 | 464.10000000 | | 4K00F1E |
| 7 | 1 | 464.10000000 | | 4K00F2D |
| 7 | 1 | 464.10000000 | | 7K60FXD |
| 7 | 1 | 464.10000000 | | 7K60FXE |
| 7 | 1 | 464.10000000 | | 4K00F1D |
| 7 | 1 | 464.10000000 | | 4K00F1E |
| 7 | 1 | 464.10000000 | | 4K00F7W |
| 7 | 1 | 464.10000000 | | 11K2F3E |
| 3 | 1 | 468.90000000 | | 4K00F1E |
| 3 | 1 | 468.90000000 | | 4K00F1D |
| 3 | 1 | 468.90000000 | | 11K2F3E |
| 3 | 1 | 468.90000000 | | 7K60FXE |
| 3 | 1 | 468.90000000 | | 7K60FXD |
| 3 | 1 | 468.90000000 | | 4K00F2D |
| 3 | 1 | 468.90000000 | | 4K00F7W |
| 4 | 1 | 468.90000000 | | 11K2F3E |
| 5 | 1 | 468.90000000 | | 11K2F3E |
| 6 | 1 | 468.90000000 | | 4K00F1E |
| 6 | 1 | 468.90000000 | | 7K60FXE |
| 6 | 1 | 468.90000000 | | 4K00F1D |
| 6 | 1 | 468.90000000 | | 4K00F7W |
| 6 | 1 | 468.90000000 | | 11K2F3E |
| 6 | 1 | 468.90000000 | | 4K00F2D |
| 6 | 1 | 468.90000000 | | 7K60FXD |
| 7 | 1 | 468.90000000 | | 4K00F7W |
| 7 | 1 | 468.90000000 | | 4K00F1E |
| 7 | 1 | 468.90000000 | | 4K00F1D |
| 7 | 1 | 468.90000000 | | 7K60FXE |
| 7 | 1 | 468.90000000 | | 7K60FXD |
| 7 | 1 | 468.90000000 | | 11K2F3E |
| 7 | 1 | 468.90000000 | | 4K00F2D |
| 3 | 1 | 469.10000000 | | 4K00F2D |
| 3 | 1 | 469.10000000 | | 4K00F1E |
| 3 | 1 | 469.10000000 | | 4K00F7W |
| 3 | 1 | 469.10000000 | | 7K60FXD |
| 3 | 1 | 469.10000000 | | 11K2F3E |
| 3 | 1 | 469.10000000 | | 7K60FXE |
| 3 | 1 | 469.10000000 | | 4K00F1D |
| 4 | 1 | 469.10000000 | | 11K2F3E |
| 5 | 1 | 469.10000000 | | 11K2F3E |
| 6 | 1 | 469.10000000 | | 4K00F1E |
| 6 | 1 | 469.10000000 | | 7K60FXE |
| 6 | 1 | 469.10000000 | | 11K2F3E |
| 6 | 1 | 469.10000000 | | 7K60FXD |
| 6 | 1 | 469.10000000 | | 4K00F1D |
| 6 | 1 | 469.10000000 | | 4K00F2D |
| 6 | 1 | 469.10000000 | | 4K00F7W |
| 7 | 1 | 469.10000000 | | 11K2F3E |
| 7 | 1 | 469.10000000 | | 7K60FXE |
| 7 | 1 | 469.10000000 | | 4K00F1D |
| 7 | 1 | 469.10000000 | | 4K00F2D |
| 7 | 1 | 469.10000000 | | 4K00F1E |
| 7 | 1 | 469.10000000 | | 7K60FXD |
| 7 | 1 | 469.10000000 | | 4K00F7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | TIGER MOUNTAIN, ISSAQUAH, KING, WA | 47.48844444, -121.94705556 | 954.000 m | TOWER | 27.000 m structure | N |
| 2 | T | GREEN MOUNTAIN, BREMERTON, KITSAP, WA | 47.56119444, -122.80875000 | 519.000 m | TOWER | 45.000 m structure | N |
| 3 | T | WA | | | | | |
| 4 | T | | | | | | |
| 5 | T | | | | | | |
| 6 | T | | | | | | N |
| 7 | T | | | | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 27.000 m | | | | 0.000 | |
| 1 | 2 | T | | 45.000 m | | | | 0.000 | |
| 1 | 3 | T | | | | | | | |
| 1 | 4 | T | | | | | | | |
| 1 | 5 | T | | | | | | | |
| 1 | 6 | T | | | | | | | |
| 1 | 7 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 16238 42ND AVE S, SEATTLE, WA | | 2062463611 |
License history
| Date | File or call sign | Action |
|---|
| 2022-07-18 | KNNU251 | FRATRE |
| 2022-07-13 | KNNU251 | PNLISR |
| 2022-07-13 | KNNU251 | LETTRS |
| 2021-06-04 | KNNU251 | LIREN |
| 2021-02-08 | KNNU251 | LETRES |
| 2020-09-01 | KNNU251 | LIASS |
| 2014-08-12 | KNNU251 | LIMOD |
| 2011-06-09 | KNNU251 | LIREN |
| 2011-05-03 | KNNU251 | ESUAPR |
| 2011-02-07 | KNNU251 | LETRES |
| 2009-12-04 | KNNU251 | LTSAPR |
| 2009-12-04 | KNNU251 | LIAUA |
| 2009-12-03 | KNNU251 | EFUAPR |
| 2009-12-03 | KNNU251 | ESUAPR |
| 2009-02-19 | KNNU251 | ESCFNR |
| 2009-02-05 | KNNU251 | LITRAN |
| 2009-02-03 | KNNU251 | ESCAPR |
| 2002-06-11 | KNNU251 | AUTHPR |
| 2002-06-10 | KNNU251 | COR |
| 2002-06-10 | KNNU251 | INTDUP |
| 2002-04-19 | KNNU251 | LIASS |
| 2001-11-06 | KNNU251 | AUDOPR |
| 2001-02-14 | KNNU251 | LIREN |
| 2001-02-05 | KNNU251 | LETRES |
| 2000-11-23 | KNNU251 | LICCNV |
| 1996-05-03 | KNNU251 | AUTHPR |
| 1996-05-03 | KNNU251 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1635320 | 2026-08-02 01:22:44 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KNNU251 | ULS 1635320 | 2026-08-02 01:22:44 |
| Status | A | ULS 1635320 | 2026-08-02 01:22:44 |
| Service | IG | ULS 1635320 | 2026-08-02 01:22:44 |
| Grant Date | 2021-06-04 | ULS 1635320 | 2026-08-02 01:22:44 |
| Expiration Date | 2031-05-03 | ULS 1635320 | 2026-08-02 01:22:44 |