Universal Licensing System
KNNT408
SILICON GRAPHICS
License details
| ULS identifier | 1902451 |
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| Call sign | KNNT408 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 1996-04-25 |
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| Expiration | 2001-04-25 |
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| Cancellation | 2001-07-01 |
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| Frequency range | 451.225 - 467.275 MHz (6 frequencies) |
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| Locations | 2 |
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| Representative location | MOUNTAIN VIEW, SANTA CLARA, CA |
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| Coordinates | 37.4221667, -122.0760833 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:27:46 |
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Licensee
| Name | SILICON GRAPHICS |
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| Applicant type | C |
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| Location | MOUNTAIN VIEW, CA |
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| Address | 2011 N SHORELINE BLVD, MOUNTAIN VIEW, CA, 940431389 |
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| Phone | 4153905116 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 451.22500000 | | | 25.000000 | 25.000000 | |
| 2 | 1 | MO | 451.22500000 | | | 5.000000 | | |
| 2 | 1 | MO | 456.22500000 | | | 5.000000 | | |
| 1 | 1 | FB2 | 462.22500000 | | | 25.000000 | 25.000000 | |
| 2 | 1 | MO | 462.22500000 | | | 5.000000 | | |
| 1 | 1 | FB2 | 462.27500000 | | | 25.000000 | 25.000000 | |
| 2 | 1 | MO | 462.27500000 | | | 5.000000 | | |
| 2 | 1 | MO | 467.22500000 | | | 5.000000 | | |
| 2 | 1 | MO | 467.27500000 | | | 5.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.22500000 | | 20K0F3E |
| 2 | 1 | 451.22500000 | | 20K0F3E |
| 2 | 1 | 456.22500000 | | 20K0F3E |
| 1 | 1 | 462.22500000 | | 20K0F3E |
| 2 | 1 | 462.22500000 | | 20K0F3E |
| 1 | 1 | 462.27500000 | | 20K0F3E |
| 2 | 1 | 462.27500000 | | 20K0F3E |
| 2 | 1 | 467.22500000 | | 20K0F3E |
| 2 | 1 | 467.27500000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 2011 N SHORELINE BLVD, MOUNTAIN VIEW, SANTA CLARA, CA | 37.42216667, -122.07608333 | 6.000 m | B | 12.000 m structure / 14.000 m overall | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 14.000 m | | | | -61.000 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 2011 N SHORELINE BLVD, MOUNTAIN VIEW, CA | | 4083905116 |
License history
| Date | File or call sign | Action |
|---|
| 2001-11-28 | KNNT408 | AUDOPR |
| 2001-07-01 | KNNT408 | LIEXP |
| 2001-01-30 | KNNT408 | LETRES |
| 2000-11-24 | KNNT408 | LICCNV |
| 1996-04-25 | KNNT408 | AUTHPR |
| 1996-04-25 | KNNT408 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1902451 | 2026-08-02 01:27:46 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | KNNT408 | ULS 1902451 | 2026-08-02 01:27:46 |
| Status | E | ULS 1902451 | 2026-08-02 01:27:46 |
| Service | IG | ULS 1902451 | 2026-08-02 01:27:46 |
| Grant Date | 1996-04-25 | ULS 1902451 | 2026-08-02 01:27:46 |
| Expiration Date | 2001-04-25 | ULS 1902451 | 2026-08-02 01:27:46 |
| Cancellation Date | 2001-07-01 | ULS 1902451 | 2026-08-02 01:27:46 |