Universal Licensing System
WPQX488
BACKLINK IV, LLC
License details
| ULS identifier | 1305259 |
|---|
| Call sign | WPQX488 |
|---|
| Radio service | CF |
|---|
| Status | C |
|---|
| Grant date | 2000-11-06 |
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| Expiration | 2010-11-06 |
|---|
| Cancellation | 2002-06-26 |
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| Frequency range | 19320 - 21775 MHz (9 frequencies) |
|---|
| Locations | 1 |
|---|
| Coordinates | 34.0622500, -118.3324167 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-09 15:43:27 |
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Licensee
| Name | BACKLINK IV, LLC |
|---|
| 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 |
|---|
| 1 | 11 | FXO | 19320.00000000 | | | | | |
| 1 | 1 | FXO | 19360.00000000 | | | | | |
| 1 | 8 | FXO | 19360.00000000 | | | | | |
| 1 | 4 | FXO | 19440.00000000 | | | | | |
| 1 | 5 | FXO | 19560.00000000 | | | | | |
| 1 | 10 | FXO | 19560.00000000 | | | | | |
| 1 | 2 | FXO | 19600.00000000 | | | | | |
| 1 | 9 | FXO | 19640.00000000 | | | | | |
| 1 | 3 | FXO | 19680.00000000 | | | | | |
| 1 | 6 | FXO | 21725.00000000 | | | | | |
| 1 | 7 | FXO | 21775.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 11 | 19320.00000000 | | 40M0F7W |
| 1 | 1 | 19360.00000000 | | 40M0F7W |
| 1 | 8 | 19360.00000000 | | 40M0F7W |
| 1 | 4 | 19440.00000000 | | 40M0F7W |
| 1 | 5 | 19560.00000000 | | 40M0F7W |
| 1 | 10 | 19560.00000000 | | 40M0F7W |
| 1 | 2 | 19600.00000000 | | 40M0F7W |
| 1 | 9 | 19640.00000000 | | 40M0F7W |
| 1 | 3 | 19680.00000000 | | 40M0F7W |
| 1 | 6 | 21725.00000000 | | 28M0D7W |
| 1 | 7 | 21775.00000000 | | 28M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 3699 WILSHIRE BLVD, LOS ANGELES, LOS ANGELES, CA | 34.06202778, -118.30616667 | 64.900 m | BPOLE | 59.700 m structure / 61.000 m overall | |
| 2 | R | | 34.06141667, -118.30172222 | 68.900 m | | | |
| 3 | R | | 34.06058333, -118.30716667 | 62.800 m | | | |
| 4 | R | | 34.06238889, -118.30733333 | 63.700 m | | | |
| 5 | R | | 34.06133333, -118.30830556 | 61.000 m | | | |
| 6 | R | | 34.06194444, -118.30938889 | 61.000 m | | | |
| 7 | R | | 34.09841667, -118.32561111 | 107.000 m | | | |
| 8 | R | | 34.06127778, -118.31236111 | 59.700 m | | | |
| 9 | R | | 34.06141667, -118.30500000 | 65.800 m | | | |
| 10 | R | | 34.06152778, -118.29591667 | 72.800 m | | | |
| 11 | R | | 34.06225000, -118.33241667 | 64.000 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 | 99.4000 | | |
| 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 | | | 39.0000 | | | |
| 1 | 6 | R | RADIO WAVES INC HP2-18 | | | 39.0000 | | | |
| 1 | 7 | R | Radio Waves Inc. HPD3-23 | | | 43.5000 | | | |
| 1 | 8 | R | RADIO WAVES INC HP2-18 | | | 39.0000 | | | |
| 1 | 9 | R | RADIO WAVES INC HP2-18 | | | 39.0000 | | | |
| 1 | 10 | R | Radio Waves Inc. HP2-18 | | | 39.0000 | | | |
| 1 | 11 | R | Radio Waves Inc. HP2-18 | | | 38.6000 | | | |
| 2 | 1 | T | RADIO WAVES INC HP2-18 | | V | 39.0000 | 210.0000 | | |
| 2 | 7 | R | Radio Waves Inc. HPD3-23 | | | 43.5000 | | | |
| 3 | 1 | T | RADIO WAVES INC HP2-18 | | V | 39.0000 | 290.4000 | | |
| 4 | 1 | T | RADIO WAVES INC HP2-18 | | V | 39.0000 | 248.7000 | | |
| 5 | 1 | T | RADIO WAVES INC HP2-18 | | V | 39.0000 | 268.2000 | | |
| 6 | 1 | T | Radio Waves Inc. HPD3-23 | | V | 43.5000 | 336.0000 | | |
| 7 | 1 | T | Radio Waves Inc. HPD3-23 | | H | 43.5000 | 336.0000 | | |
| 8 | 1 | T | RADIO WAVES INC HP2-18 | | H | 39.0000 | 261.7000 | | |
| 9 | 1 | T | RADIO WAVES INC HP2-18 | | H | 39.0000 | 122.2000 | | |
| 10 | 1 | T | Radio Waves Inc. HP2-18 | | V | 39.0000 | 93.4000 | | |
| 11 | 1 | T | Radio Waves Inc. HP2-18 | | V | 38.6000 | 270.6000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2002-06-27 | WPQX488 | LICAN |
| 2002-06-25 | WPQX488 | LIASS |
| 2002-06-25 | WPQX488 | LETCNS |
| 2001-09-07 | WPQX488 | LIASS |
| 2001-09-06 | WPQX488 | LITRAN |
| 2001-03-22 | WPQX488 | LIMOD |
| 2000-11-06 | WPQX488 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1305259 | 2026-08-09 15:43:27 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPQX488 | ULS 1305259 | 2026-08-09 15:43:27 |
| Status | C | ULS 1305259 | 2026-08-09 15:43:27 |
| Service | CF | ULS 1305259 | 2026-08-09 15:43:27 |
| Grant Date | 2000-11-06 | ULS 1305259 | 2026-08-09 15:43:27 |
| Expiration Date | 2010-11-06 | ULS 1305259 | 2026-08-09 15:43:27 |
| Cancellation Date | 2002-06-26 | ULS 1305259 | 2026-08-09 15:43:27 |