Universal Licensing System
WPOP697
DIABLO RESEARCH CO LLC
License details
| ULS identifier | 1047580 |
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| Call sign | WPOP697 |
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| Radio service | MG |
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| Status | E |
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| Grant date | 1998-08-12 |
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| Expiration | 2008-08-12 |
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| Cancellation | 2008-10-18 |
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| Frequency range | 23175 MHz |
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| Locations | 2 |
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| Representative location | SUNNYVALE, SANTA CLARA, CA |
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| Coordinates | 37.3840833, -122.0105000 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-09-14 17:06:36 |
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Licensee
| Name | DIABLO RESEARCH CO LLC |
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| Applicant type | C |
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| Location | SUNNYVALE, CA |
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| Address | 825 STEWART DR, SUNNYVALE, CA, 940864514 |
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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 | 23175.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
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| 1 | 1 | 23175.00000000 | | 42M0F7D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | 825 STEWART DR, SUNNYVALE, SANTA CLARA, CA | 37.38408333, -122.01050000 | 16.800 m | | 12.800 m structure / 12.800 m overall | |
| 2 | R | | 37.38325000, -122.00855556 | 13.700 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | | H | 34.4000 | 118.2000 | | |
| 1 | 2 | R | | | | 34.4000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2008-10-18 | WPOP697 | LIEXP |
| 2008-05-19 | WPOP697 | LETRES |
| 1999-08-14 | WPOP697 | LICCNV |
| 1998-08-12 | WPOP697 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 1047580 | 2026-08-31 20:51:05 | Source Primary |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Applicant Name | DIABLO RESEARCH CO LLC | ULS 1047580 | 2026-08-31 21:04:21 |
| Call Sign | WPOP697 | ULS 1047580 | 2026-08-31 21:04:21 |
| Cancellation Date | 2008-10-18 | ULS 1047580 | 2026-08-31 21:04:21 |
| Description | 743021 | ULS 1047580 | 2026-08-31 21:04:21 |
| Expiration Date | 2008-08-12 | ULS 1047580 | 2026-08-31 21:04:21 |
| Filed Date | 1998-08-12 | ULS 1047580 | 2026-08-31 21:04:21 |
| Grant Date | 1998-08-12 | ULS 1047580 | 2026-08-31 21:04:21 |
| Service | MG | ULS 1047580 | 2026-08-31 21:04:21 |
| Source Archive | l_micro.zip | ULS 1047580 | 2026-08-31 21:04:21 |
| Status | E | ULS 1047580 | 2026-08-31 21:04:21 |