Universal Licensing System
KNKC486
Cook Telecom Inc
License details
| ULS identifier | 1659 |
|---|
| Call sign | KNKC486 |
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| Radio service | CD |
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| Status | C |
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| Grant date | 1998-08-03 |
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| Expiration | 2008-07-01 |
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| Cancellation | 2004-11-03 |
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| Frequency range | 158.1 MHz |
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| Locations | 1 |
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| Representative location | SAN RAMON, CONTRA COSTA, CA |
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| Coordinates | 37.7307500, -121.9496667 |
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| Source archive | l_paging.zip |
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| Dataset refreshed | 2026-09-01 08:27:36 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FBBS | 158.10000000 | | | | 250.000000 | |
| 2 | 1 | FBBS | 158.10000000 | | | | 1399.600000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 158.10000000 | | 15K0F2D |
| 1 | 1 | 158.10000000 | | 16K0F2D |
| 1 | 1 | 158.10000000 | | 16K0F3E |
| 2 | 1 | 158.10000000 | | 16K0F2D |
| 2 | 1 | 158.10000000 | | 15K0F2D |
| 2 | 1 | 158.10000000 | | 16K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 1.5 MILES W. OF WALNUT CREEK, SMITH HALL, CONTRA COSTA, CA | 37.90047222, -122.08577778 | 13.700 m | | | N |
| 2 | T | 20815 SAN RAMON VALLEY BLVD., SAN RAMON, CONTRA COSTA, CA | 37.73075000, -121.94966667 | 13.100 m | | 19.200 m overall | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 13.700 m | V | | | | |
| 1 | 2 | T | CELWAVE PD-220 | 19.200 m | V | | 360.0000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2004-12-07 | KNKC486 | LETCAS |
| 2004-11-10 | KNKC486 | PNACT |
| 2004-11-03 | KNKC486 | AUDCAN |
| 2004-09-28 | KNKC486 | LETAUS |
| 1999-12-16 | KNKC486 | LIAUA |
| 1999-08-02 | KNKC486 | AUTHPR |
| 1998-12-11 | KNKC486 | LIASS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1659 | 2026-08-02 02:52:17 | Source Primary |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KNKC486 | ULS 1659 | 2026-09-01 08:27:36 |
| Status | C | ULS 1659 | 2026-09-01 08:27:36 |
| Service | CD | ULS 1659 | 2026-09-01 08:27:36 |
| Grant Date | 1998-08-03 | ULS 1659 | 2026-09-01 08:27:36 |
| Expiration Date | 2008-07-01 | ULS 1659 | 2026-09-01 08:27:36 |
| Cancellation Date | 2004-11-03 | ULS 1659 | 2026-09-01 08:27:36 |