Universal Licensing System
WRCS402
SILKE COMMUNICATIONS INC
License details
| ULS identifier | 4111240 |
|---|
| Call sign | WRCS402 |
|---|
| Radio service | YG |
|---|
| Status | A |
|---|
| Grant date | 2018-12-20 |
|---|
| Expiration | 2028-12-20 |
|---|
| Frequency range | 451.8625 - 469.0875 MHz (12 frequencies) |
|---|
| Locations | 2 |
|---|
| Representative location | SEATTLE, KING, WA |
|---|
| Coordinates | 47.6055556, -122.3338889 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:09:28 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB6 | 451.86250000 | | | 35.000000 | 20.000000 | |
| 1 | 1 | FB6 | 452.00000000 | | | 35.000000 | 20.000000 | |
| 2 | 1 | MO6 | 456.86250000 | | | 35.000000 | 35.000000 | |
| 2 | 1 | MO6 | 457.00000000 | | | 35.000000 | 35.000000 | |
| 1 | 1 | FB6 | 462.11250000 | | | 35.000000 | 20.000000 | |
| 1 | 1 | FB6 | 463.73750000 | | | 35.000000 | 20.000000 | |
| 1 | 1 | FB6 | 463.83750000 | | | 35.000000 | 20.000000 | |
| 1 | 1 | FB6 | 464.08750000 | | | 35.000000 | 20.000000 | |
| 2 | 1 | MO6 | 467.11250000 | | | 35.000000 | 35.000000 | |
| 2 | 1 | MO6 | 468.73750000 | | | 35.000000 | 35.000000 | |
| 2 | 1 | MO6 | 468.83750000 | | | 35.000000 | 35.000000 | |
| 2 | 1 | MO6 | 469.08750000 | | | 35.000000 | 35.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.86250000 | | 4K00F1D |
| 1 | 1 | 451.86250000 | | 4K00F7W |
| 1 | 1 | 451.86250000 | | 4K00F1E |
| 1 | 1 | 452.00000000 | | 4K00F1E |
| 1 | 1 | 452.00000000 | | 4K00F1D |
| 1 | 1 | 452.00000000 | | 4K00F7W |
| 2 | 1 | 456.86250000 | | 4K00F7W |
| 2 | 1 | 456.86250000 | | 4K00F1E |
| 2 | 1 | 456.86250000 | | 4K00F1D |
| 2 | 1 | 457.00000000 | | 4K00F7W |
| 2 | 1 | 457.00000000 | | 4K00F1D |
| 2 | 1 | 457.00000000 | | 4K00F1E |
| 1 | 1 | 462.11250000 | | 4K00F7W |
| 1 | 1 | 462.11250000 | | 4K00F1D |
| 1 | 1 | 462.11250000 | | 4K00F1E |
| 1 | 1 | 463.73750000 | | 4K00F7W |
| 1 | 1 | 463.73750000 | | 4K00F1D |
| 1 | 1 | 463.73750000 | | 4K00F1E |
| 1 | 1 | 463.83750000 | | 4K00F7W |
| 1 | 1 | 463.83750000 | | 4K00F1E |
| 1 | 1 | 463.83750000 | | 4K00F1D |
| 1 | 1 | 464.08750000 | | 4K00F1E |
| 1 | 1 | 464.08750000 | | 4K00F1D |
| 1 | 1 | 464.08750000 | | 4K00F7W |
| 2 | 1 | 467.11250000 | | 4K00F1D |
| 2 | 1 | 467.11250000 | | 4K00F1E |
| 2 | 1 | 467.11250000 | | 4K00F7W |
| 2 | 1 | 468.73750000 | | 4K00F1D |
| 2 | 1 | 468.73750000 | | 4K00F7W |
| 2 | 1 | 468.73750000 | | 4K00F1E |
| 2 | 1 | 468.83750000 | | 4K00F1D |
| 2 | 1 | 468.83750000 | | 4K00F1E |
| 2 | 1 | 468.83750000 | | 4K00F7W |
| 2 | 1 | 469.08750000 | | 4K00F1D |
| 2 | 1 | 469.08750000 | | 4K00F7W |
| 2 | 1 | 469.08750000 | | 4K00F1E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 1001 4TH AVE, SEATTLE, KING, WA | 47.60555556, -122.33388889 | 38.400 m | B | 185.900 m structure / 191.400 m overall | |
| 2 | T | KING, WA | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 189.900 m | | | | 192.900 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 3 CROW CANYON CT., SAN RAMON, CA | CONTRA COSTA | 9255521082 |
License history
| Date | File or call sign | Action |
|---|
| 2020-09-03 | WRCS402 | LIMOD |
| 2019-09-24 | WRCS402 | LETCNS |
| 2018-12-20 | WRCS402 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4111240 | 2026-08-02 01:09:28 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRCS402 | ULS 4111240 | 2026-08-02 01:09:28 |
| Status | A | ULS 4111240 | 2026-08-02 01:09:28 |
| Service | YG | ULS 4111240 | 2026-08-02 01:09:28 |
| Grant Date | 2018-12-20 | ULS 4111240 | 2026-08-02 01:09:28 |
| Expiration Date | 2028-12-20 | ULS 4111240 | 2026-08-02 01:09:28 |