Universal Licensing System
WNTB239
SYNTEX CORPORATION
License details
| ULS identifier | 1019199 |
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| Call sign | WNTB239 |
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| Radio service | MG |
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| Status | C |
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| Grant date | 1991-08-15 |
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| Expiration | 1996-08-15 |
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| Cancellation | 1996-05-13 |
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| Frequency range | 21825 MHz |
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| Locations | 2 |
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| Representative location | PALO ALTO, SANTA CLARA, CA |
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| Coordinates | 37.4093611, -122.1521667 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:47:55 |
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Licensee
| Name | SYNTEX CORPORATION |
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| Applicant type | C |
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| Location | PALO ALTO, CA |
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| Address | 3401 HILLVIEW AVE, PALO ALTO, CA, 94303 |
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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 | FXO | 21825.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
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| 1 | 1 | 21825.00000000 | | 25M0F9W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | 3145 PORTER DR, PALO ALTO, SANTA CLARA, CA | 37.40936111, -122.15216667 | 18.300 m | | 12.200 m overall | |
| 2 | R | | 37.40186111, -122.14300000 | 42.700 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | H | 33.0000 | 135.7000 | | |
| 1 | 2 | R | | | | 33.0000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 1999-08-14 | WNTB239 | LICCNV |
| 1996-05-13 | WNTB239 | LICAN |
| 1991-08-15 | WNTB239 | LIMOD |
| 1989-12-29 | WNTB239 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1019199 | 2026-08-02 02:47:55 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WNTB239 | ULS 1019199 | 2026-08-02 02:47:55 |
| Status | C | ULS 1019199 | 2026-08-02 02:47:55 |
| Service | MG | ULS 1019199 | 2026-08-02 02:47:55 |
| Grant Date | 1991-08-15 | ULS 1019199 | 2026-08-02 02:47:55 |
| Expiration Date | 1996-08-15 | ULS 1019199 | 2026-08-02 02:47:55 |
| Cancellation Date | 1996-05-13 | ULS 1019199 | 2026-08-02 02:47:55 |