Universal Licensing System
WPQW903
BACKLINK IV, LLC
License details
| ULS identifier | 1304232 |
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| Call sign | WPQW903 |
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| Radio service | CF |
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| Status | C |
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| Grant date | 2000-10-26 |
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| Expiration | 2010-10-26 |
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| Cancellation | 2002-06-26 |
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| Frequency range | 19560 - 19680 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | San Mateo, SAN MATEO, CA |
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| Coordinates | 37.5609167, -122.3242222 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-09 15:43:33 |
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Licensee
| Name | BACKLINK IV, LLC |
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| Applicant type | L |
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| Location | Herndon, VA |
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| Address | 460 Herndon Parkway, Suite 100, Herndon, VA, 20170 |
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| Phone | 7033264650 |
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| Email | [email protected] |
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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 | 19560.00000000 | | | | | |
| 1 | 2 | FXO | 19680.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 19560.00000000 | | 28M0D7W |
| 1 | 2 | 19680.00000000 | | 28M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 520 S El Camino Real, San Mateo, SAN MATEO, CA | 37.56091667, -122.32422222 | 11.600 m | BPOLE | 42.700 m structure / 42.700 m overall | |
| 2 | R | | 37.57058333, -122.26888889 | 0.300 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | Radio Waves Inc. HPD2-18 | | V | 38.6000 | 77.6000 | | |
| 1 | 2 | R | Radio Waves Inc. HPD2-18 | | | 38.6000 | | | |
| 2 | 1 | T | Radio Waves Inc. HPD2-18 | | H | 38.6000 | 77.6000 | | |
| 2 | 2 | R | Radio Waves Inc. HPD2-18 | | | 38.6000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2002-06-27 | WPQW903 | LICAN |
| 2002-06-25 | WPQW903 | LIASS |
| 2001-09-07 | WPQW903 | LIASS |
| 2001-09-06 | WPQW903 | LITRAN |
| 2000-10-26 | WPQW903 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1304232 | 2026-08-09 15:43:33 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WPQW903 | ULS 1304232 | 2026-08-09 15:43:33 |
| Status | C | ULS 1304232 | 2026-08-09 15:43:33 |
| Service | CF | ULS 1304232 | 2026-08-09 15:43:33 |
| Grant Date | 2000-10-26 | ULS 1304232 | 2026-08-09 15:43:33 |
| Expiration Date | 2010-10-26 | ULS 1304232 | 2026-08-09 15:43:33 |
| Cancellation Date | 2002-06-26 | ULS 1304232 | 2026-08-09 15:43:33 |