Universal Licensing System
WPYP642
Signature Flight Support
License details
| ULS identifier | 2549750 |
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| Call sign | WPYP642 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2013-08-02 |
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| Expiration | 2023-09-23 |
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| Cancellation | 2023-11-25 |
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| Frequency range | 451.3125 - 463.7125 MHz (5 frequencies) |
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| Locations | 1 |
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| Representative location | San Francisco, SAN MATEO, CA |
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| Coordinates | 37.6343889, -122.3966111 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:20:16 |
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Licensee
| Name | Signature Flight Support |
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| Applicant type | C |
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| FRN | 0021699426 |
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| Location | San Francisco, CA |
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| Address | North Access Road SFIA, San Francisco, CA, 94128 |
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| Phone | 6508776808 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
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| 1 | 1 | MO | 451.31250000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 452.03750000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 452.11250000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 462.11250000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 463.71250000 | | | 5.000000 | 5.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.31250000 | | 11K2F3E |
| 1 | 1 | 452.03750000 | | 11K2F3E |
| 1 | 1 | 452.11250000 | | 11K2F3E |
| 1 | 1 | 462.11250000 | | 11K2F3E |
| 1 | 1 | 463.71250000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | San Francisco, SAN MATEO, CA | 37.63438889, -122.39661111 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | North Access Road SF, San Francisco, CA | SAN MATEO | 6508776808 |
License history
| Date | File or call sign | Action |
|---|
| 2023-11-25 | WPYP642 | LIEXP |
| 2013-12-20 | WPYP642 | LTSFNR |
| 2013-08-02 | WPYP642 | LTSAPR |
| 2013-08-02 | WPYP642 | LIREN |
| 2013-07-01 | WPYP642 | LETRES |
| 2003-09-23 | WPYP642 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 2549750 | 2026-08-02 01:20:16 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WPYP642 | ULS 2549750 | 2026-08-02 01:20:16 |
| Status | E | ULS 2549750 | 2026-08-02 01:20:16 |
| Service | IG | ULS 2549750 | 2026-08-02 01:20:16 |
| Grant Date | 2013-08-02 | ULS 2549750 | 2026-08-02 01:20:16 |
| Expiration Date | 2023-09-23 | ULS 2549750 | 2026-08-02 01:20:16 |
| Cancellation Date | 2023-11-25 | ULS 2549750 | 2026-08-02 01:20:16 |