Universal Licensing System
WQBX884
License details
| ULS identifier | 2684240 |
|---|---|
| Call sign | WQBX884 |
| Radio service | IG |
| Status | E |
| Grant date | 2014-12-25 |
| Expiration | 2025-01-04 |
| Cancellation | 2025-03-08 |
| Frequency range | 451.8875 - 469.75 MHz (16 frequencies) |
| Locations | 2 |
| Representative location | Sunnyvale, SANTA CLARA, CA |
| Coordinates | 37.3968333, -122.0355556 |
| Source archive | l_LMpriv.zip |
| Dataset refreshed | 2026-08-02 01:17:31 |
Licensee
| Name | SYNOPSYS INC |
|---|---|
| Applicant type | C |
| FRN | 0012062519 |
| Location | MOUNTAIN VIEW, CA |
| Address | 700 MIDDLEFIELD ROAD BLDG C, MOUNTAIN VIEW, CA, 940434098 |
| Phone | 6506944098 |
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|---|---|---|---|---|---|---|---|
| 7 | 1 | FB2 | 451.88750000 | 40.000000 | 80.000000 | |||
| 8 | 1 | MO | 451.88750000 | 5.000000 | 5.000000 | |||
| 4 | 1 | MO | 452.78750000 | 4.000000 | 4.000000 | |||
| 8 | 1 | MO | 456.88750000 | 5.000000 | 5.000000 | |||
| 4 | 1 | MO | 457.78750000 | 4.000000 | 4.000000 | |||
| 9 | 1 | FB2 | 462.00000000 | 40.000000 | 80.000000 | |||
| 10 | 1 | MO | 462.00000000 | 5.000000 | 5.000000 | |||
| 1 | 1 | FB2 | 462.25000000 | 125.000000 | 250.000000 | |||
| 3 | 1 | MO | 462.25000000 | 5.000000 | 5.000000 | |||
| 11 | 1 | FB2 | 463.41250000 | 40.000000 | 80.000000 | |||
| 12 | 1 | MO | 463.41250000 | 4.000000 | 4.000000 | |||
| 5 | 1 | FB2 | 464.41250000 | 25.000000 | 50.000000 | |||
| 6 | 1 | MO | 464.41250000 | 4.000000 | 4.000000 | |||
| 1 | 1 | FB2 | 464.45000000 | 125.000000 | 250.000000 | |||
| 3 | 1 | MO | 464.45000000 | 5.000000 | 5.000000 | |||
| 1 | 1 | FB2 | 464.75000000 | 125.000000 | 250.000000 | |||
| 3 | 1 | MO | 464.75000000 | 5.000000 | 5.000000 | |||
| 10 | 1 | MO | 467.00000000 | 5.000000 | 5.000000 | |||
| 2 | 1 | FX1 | 467.25000000 | 25.000000 | 25.000000 | |||
| 3 | 1 | MO | 467.25000000 | 5.000000 | 5.000000 | |||
| 12 | 1 | MO | 468.41250000 | 4.000000 | 4.000000 | |||
| 6 | 1 | MO | 469.41250000 | 4.000000 | 4.000000 | |||
| 2 | 1 | FX1 | 469.45000000 | 25.000000 | 25.000000 | |||
| 3 | 1 | MO | 469.45000000 | 5.000000 | 5.000000 | |||
| 2 | 1 | FX1 | 469.75000000 | 25.000000 | 25.000000 | |||
| 3 | 1 | MO | 469.75000000 | 5.000000 | 5.000000 |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|---|---|---|---|
| 7 | 1 | 451.88750000 | 7K60FXD | |
| 7 | 1 | 451.88750000 | 7K60FXE | |
| 7 | 1 | 451.88750000 | 11K2F3E | |
| 8 | 1 | 451.88750000 | 11K2F3E | |
| 8 | 1 | 451.88750000 | 7K60FXE | |
| 8 | 1 | 451.88750000 | 7K60FXD | |
| 4 | 1 | 452.78750000 | 7K60FXE | |
| 4 | 1 | 452.78750000 | 11K2F3E | |
| 4 | 1 | 452.78750000 | 7K60FXD | |
| 8 | 1 | 456.88750000 | 11K2F3E | |
| 8 | 1 | 456.88750000 | 7K60FXE | |
| 8 | 1 | 456.88750000 | 7K60FXD | |
| 4 | 1 | 457.78750000 | 7K60FXE | |
| 4 | 1 | 457.78750000 | 11K2F3E | |
| 4 | 1 | 457.78750000 | 7K60FXD | |
| 9 | 1 | 462.00000000 | 11K2F3E | |
| 9 | 1 | 462.00000000 | 7K60FXE | |
| 9 | 1 | 462.00000000 | 7K60FXD | |
| 10 | 1 | 462.00000000 | 7K60FXD | |
| 10 | 1 | 462.00000000 | 11K2F3E | |
| 10 | 1 | 462.00000000 | 7K60FXE | |
| 1 | 1 | 462.25000000 | 7K60FXE | |
| 1 | 1 | 462.25000000 | 11K2F3E | |
| 1 | 1 | 462.25000000 | 7K60FXD | |
| 3 | 1 | 462.25000000 | 7K60FXD | |
| 3 | 1 | 462.25000000 | 11K2F3E | |
| 3 | 1 | 462.25000000 | 7K60FXE | |
| 11 | 1 | 463.41250000 | 7K60FXE | |
| 11 | 1 | 463.41250000 | 11K2F3E | |
| 11 | 1 | 463.41250000 | 7K60FXD | |
| 12 | 1 | 463.41250000 | 7K60FXE | |
| 12 | 1 | 463.41250000 | 11K2F3E | |
| 12 | 1 | 463.41250000 | 7K60FXD | |
| 5 | 1 | 464.41250000 | 11K2F3E | |
| 5 | 1 | 464.41250000 | 7K60FXD | |
| 5 | 1 | 464.41250000 | 7K60FXE | |
| 6 | 1 | 464.41250000 | 7K60FXD | |
| 6 | 1 | 464.41250000 | 11K2F3E | |
| 6 | 1 | 464.41250000 | 7K60FXE | |
| 1 | 1 | 464.45000000 | 7K60FXD | |
| 1 | 1 | 464.45000000 | 7K60FXE | |
| 1 | 1 | 464.45000000 | 11K2F3E | |
| 3 | 1 | 464.45000000 | 7K60FXE | |
| 3 | 1 | 464.45000000 | 11K2F3E | |
| 3 | 1 | 464.45000000 | 7K60FXD | |
| 1 | 1 | 464.75000000 | 7K60FXE | |
| 1 | 1 | 464.75000000 | 11K2F3E | |
| 1 | 1 | 464.75000000 | 7K60FXD | |
| 3 | 1 | 464.75000000 | 7K60FXE | |
| 3 | 1 | 464.75000000 | 11K2F3E | |
| 3 | 1 | 464.75000000 | 7K60FXD | |
| 10 | 1 | 467.00000000 | 11K2F3E | |
| 10 | 1 | 467.00000000 | 7K60FXD | |
| 10 | 1 | 467.00000000 | 7K60FXE | |
| 2 | 1 | 467.25000000 | 7K60FXE | |
| 2 | 1 | 467.25000000 | 7K60FXD | |
| 2 | 1 | 467.25000000 | 11K2F3E | |
| 3 | 1 | 467.25000000 | 11K2F3E | |
| 3 | 1 | 467.25000000 | 7K60FXD | |
| 3 | 1 | 467.25000000 | 7K60FXE | |
| 12 | 1 | 468.41250000 | 7K60FXD | |
| 12 | 1 | 468.41250000 | 7K60FXE | |
| 12 | 1 | 468.41250000 | 11K2F3E | |
| 6 | 1 | 469.41250000 | 7K60FXD | |
| 6 | 1 | 469.41250000 | 7K60FXE | |
| 6 | 1 | 469.41250000 | 11K2F3E | |
| 2 | 1 | 469.45000000 | 7K60FXD | |
| 2 | 1 | 469.45000000 | 7K60FXE | |
| 2 | 1 | 469.45000000 | 11K2F3E | |
| 3 | 1 | 469.45000000 | 7K60FXD | |
| 3 | 1 | 469.45000000 | 7K60FXE | |
| 3 | 1 | 469.45000000 | 11K2F3E | |
| 2 | 1 | 469.75000000 | 7K60FXE | |
| 2 | 1 | 469.75000000 | 7K60FXD | |
| 2 | 1 | 469.75000000 | 11K2F3E | |
| 3 | 1 | 469.75000000 | 11K2F3E | |
| 3 | 1 | 469.75000000 | 7K60FXD | |
| 3 | 1 | 469.75000000 | 7K60FXE |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|---|---|---|---|---|---|---|
| 1 | T | 455 MARY AVENUE, SUNNYVALE, SANTA CLARA, CA | 37.37411111, -122.04858333 | 40.000 m | BANT | 27.000 m structure / 30.000 m overall | |
| 2 | T | CA | |||||
| 3 | T | ||||||
| 4 | T | HILLSBORO, WASHINGTON, OR | 45.53383333, -122.90063889 | N | |||
| 5 | 2025 NORTHWEST CORNELIUS PASS ROAD, HILLSBORO, WASHINGTON, OR | 45.53391667, -122.90100000 | 66.000 m | BANT | 30.400 m structure / 33.500 m overall | N | |
| 6 | N | ||||||
| 7 | T | 690 E MIDDLEFIELD RD, MOUNTAIN VIEW, SANTA CLARA, CA | 37.39508333, -122.05005556 | 17.000 m | B | 36.500 m structure / 36.500 m overall | N |
| 8 | T | N | |||||
| 9 | T | 1030 W MAUDE AVE, SUNNYVALE, SANTA CLARA, CA | 37.39386111, -122.04377778 | 18.000 m | BANT | 12.200 m structure / 15.200 m overall | N |
| 10 | T | N | |||||
| 11 | T | 770 N Mary Ave., Sunnyvale, SANTA CLARA, CA | 37.39683333, -122.03555556 | 13.000 m | BANT | 11.900 m structure / 14.900 m overall | N |
| 12 | T | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | 30.000 m | V | 3.1000 | 360.0000 | -40.000 | |||
| 1 | 2 | ||||||||
| 1 | 3 | ||||||||
| 1 | 4 | ||||||||
| 1 | 5 | T | 33.500 m | 8.000 | |||||
| 1 | 6 | T | |||||||
| 1 | 7 | T | 24.300 m | -31.000 | |||||
| 1 | 8 | T | |||||||
| 1 | 9 | T | 15.200 m | -48.000 | |||||
| 1 | 10 | T | |||||||
| 1 | 11 | T | 14.900 m | -39.300 | |||||
| 1 | 12 | T |
Control points
| Number | Address | County | Phone |
|---|---|---|---|
| 1 | 700 EAST MIDDLEFIELD ROAD, MOUNTAIN VIEW, CA | SANTA CLARA | 6506944098 |
| 2 | 2025 NORTHWEST CORNELIUS PASS ROAD, HILLSBORO, OR | WASHINGTON | 6506944098 |
License history
| Date | File or call sign | Action |
|---|---|---|
| 2025-03-08 | WQBX884 | LIEXP |
| 2024-10-14 | WQBX884 | LETRES |
| 2019-11-25 | WQBX884 | LIMOD |
| 2014-12-25 | WQBX884 | LIREN |
| 2014-12-24 | WQBX884 | ESCAPR |
| 2014-10-13 | WQBX884 | LETRES |
| 2014-09-11 | WQBX884 | LIMOD |
| 2013-12-06 | WQBX884 | LIMOD |
| 2010-09-28 | WQBX884 | LIMOD |
| 2007-04-05 | WQBX884 | LIMOD |
| 2005-01-04 | WQBX884 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|---|---|---|
| ULS | 2684240 | 2026-08-02 01:17:31 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|---|---|---|
| Call Sign | WQBX884 | ULS 2684240 | 2026-08-02 01:17:31 |
| Status | E | ULS 2684240 | 2026-08-02 01:17:31 |
| Service | IG | ULS 2684240 | 2026-08-02 01:17:31 |
| Grant Date | 2014-12-25 | ULS 2684240 | 2026-08-02 01:17:31 |
| Expiration Date | 2025-01-04 | ULS 2684240 | 2026-08-02 01:17:31 |
| Cancellation Date | 2025-03-08 | ULS 2684240 | 2026-08-02 01:17:31 |