Universal Licensing System
WPPC401
THE BOEING COMPANY
License details
| ULS identifier | 1816135 |
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| Call sign | WPPC401 |
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| Radio service | IG |
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| Status | C |
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| Grant date | 2004-08-06 |
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| Expiration | 2014-10-18 |
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| Cancellation | 2007-03-22 |
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| Frequency range | 451.3625 - 456.6625 MHz (4 frequencies) |
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| Locations | 2 |
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| Representative location | SUNNYVALE, SANTA CLARA, CA |
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| Coordinates | 37.3771667, -122.0471944 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:14:18 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 451.36250000 | | | 5.000000 | 20.000000 | |
| 2 | 1 | MO | 451.36250000 | | | 5.000000 | | |
| 1 | 1 | FB2 | 451.66250000 | | | 5.000000 | 20.000000 | |
| 2 | 1 | MO | 451.66250000 | | | 5.000000 | | |
| 2 | 1 | MO | 456.36250000 | | | 5.000000 | | |
| 2 | 1 | MO | 456.66250000 | | | 5.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.36250000 | | 11K2F3E |
| 2 | 1 | 451.36250000 | | 11K2F3E |
| 1 | 1 | 451.66250000 | | 11K2F3E |
| 2 | 1 | 451.66250000 | | 11K2F3E |
| 2 | 1 | 456.36250000 | | 11K2F3E |
| 2 | 1 | 456.66250000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 324 N MARY AVE, SUNNYVALE, SANTA CLARA, CA | 37.37716667, -122.04719444 | 35.000 m | B | 12.000 m structure / 18.000 m overall | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 18.000 m | | | | -50.000 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | SEATTLE, WA | | 2536576420 |
License history
| Date | File or call sign | Action |
|---|
| 2007-03-23 | WPPC401 | LICAN |
| 2004-08-06 | WPPC401 | LIREN |
| 2004-08-04 | WPPC401 | ESUAPR |
| 2004-07-26 | WPPC401 | LETRES |
| 2004-01-21 | WPPC401 | LIAUA |
| 2002-02-27 | WPPC401 | AUDOPR |
| 2000-11-23 | WPPC401 | LICCNV |
| 1999-10-19 | WPPC401 | AUTHPR |
| 1999-10-18 | WPPC401 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1816135 | 2026-08-02 01:14:18 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPPC401 | ULS 1816135 | 2026-08-02 01:14:18 |
| Status | C | ULS 1816135 | 2026-08-02 01:14:18 |
| Service | IG | ULS 1816135 | 2026-08-02 01:14:18 |
| Grant Date | 2004-08-06 | ULS 1816135 | 2026-08-02 01:14:18 |
| Expiration Date | 2014-10-18 | ULS 1816135 | 2026-08-02 01:14:18 |
| Cancellation Date | 2007-03-22 | ULS 1816135 | 2026-08-02 01:14:18 |