Universal Licensing System
WPQY448
BACKLINK IV, LLC
License details
| ULS identifier | 1932045 |
|---|
| Call sign | WPQY448 |
|---|
| Radio service | CF |
|---|
| Status | C |
|---|
| Grant date | 2000-11-29 |
|---|
| Expiration | 2010-11-29 |
|---|
| Cancellation | 2002-06-26 |
|---|
| Frequency range | 17840 - 18120 MHz (6 frequencies) |
|---|
| Locations | 3 |
|---|
| Coordinates | 34.4347778, -118.5767222 |
|---|
| Source archive | l_micro.zip |
|---|
| Dataset refreshed | 2026-08-02 02:46:30 |
|---|
Licensee
| Name | BACKLINK IV, LLC |
|---|
| Applicant type | L |
|---|
| Location | Herndon, VA |
|---|
| Address | 460 Herndon Parkway, Suite 100, Herndon, VA, 20170 |
|---|
| Phone | 7033264650 |
|---|
| Email | [email protected] |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 4 | FXO | 17840.00000000 | | | | | |
| 1 | 6 | FXO | 17880.00000000 | | | | | |
| 1 | 1 | FXO | 17920.00000000 | | | | | |
| 1 | 2 | FXO | 18040.00000000 | | | | | |
| 1 | 5 | FXO | 18080.00000000 | | | | | |
| 1 | 3 | FXO | 18120.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 4 | 17840.00000000 | | 40M0F7W |
| 1 | 6 | 17880.00000000 | | 40M0F7W |
| 1 | 1 | 17920.00000000 | | 40M0F7W |
| 1 | 2 | 18040.00000000 | | 40M0F7W |
| 1 | 5 | 18080.00000000 | | 40M0F7W |
| 1 | 3 | 18120.00000000 | | 40M0F7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 25115 Avenue Stanford - Bldg A, Santa Clarita, LOS ANGELES, CA | 34.43661111, -118.57594444 | 457.200 m | BPOLE | 13.700 m structure / 13.700 m overall | |
| 2 | R | | 34.43766667, -118.57327778 | 333.100 m | | | |
| 3 | R | | 34.43488889, -118.57216667 | 333.800 m | | | |
| 4 | R | | 34.43747222, -118.57458333 | 331.000 m | | | |
| 5 | R | | 34.43477778, -118.57672222 | 328.900 m | | | |
| 6 | R | | 34.43463889, -118.57977778 | 325.800 m | | | |
| 7 | R | | 34.43488889, -118.57216667 | 333.800 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | Radio Waves Inc. HP2-18 | | V | 39.0000 | 64.5000 | | |
| 1 | 2 | R | Radio Waves Inc. HP2-18 | | | 39.0000 | | | |
| 1 | 3 | R | Radio Waves Inc. HP2-18 | | | 39.0000 | | | |
| 1 | 4 | R | Radio Waves Inc. HP2-18 | | | 39.0000 | | | |
| 1 | 5 | R | Radio Waves Inc. HP2-18 | | | 38.6000 | | | |
| 1 | 6 | R | Radio Waves Inc. HP2-18 | | | 38.6000 | | | |
| 1 | 7 | R | Radio Waves Inc. HP2-18 | | | 38.6000 | | | |
| 2 | 1 | T | Radio Waves Inc. HP2-18 | | V | 39.0000 | 118.8000 | | |
| 3 | 1 | T | Radio Waves Inc. HP2-18 | | V | 39.0000 | 52.6000 | | |
| 4 | 1 | T | Radio Waves Inc. HP2-18 | | V | 38.6000 | 199.4000 | | |
| 5 | 1 | T | Radio Waves Inc. HP2-18 | | V | 38.6000 | 238.2000 | | |
| 6 | 1 | T | Radio Waves Inc. HP2-18 | | V | 38.6000 | 118.8000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2002-06-27 | WPQY448 | LICAN |
| 2002-06-25 | WPQY448 | LETCNS |
| 2002-06-25 | WPQY448 | LIASS |
| 2001-09-07 | WPQY448 | LIASS |
| 2001-09-06 | WPQY448 | LITRAN |
| 2001-03-26 | WPQY448 | LIMOD |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1932045 | 2026-08-02 02:46:30 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPQY448 | ULS 1932045 | 2026-08-02 02:46:30 |
| Status | C | ULS 1932045 | 2026-08-02 02:46:30 |
| Service | CF | ULS 1932045 | 2026-08-02 02:46:30 |
| Grant Date | 2000-11-29 | ULS 1932045 | 2026-08-02 02:46:30 |
| Expiration Date | 2010-11-29 | ULS 1932045 | 2026-08-02 02:46:30 |
| Cancellation Date | 2002-06-26 | ULS 1932045 | 2026-08-02 02:46:30 |