Universal Licensing System
WPQX939
BACKLINK IV, LLC
License details
| ULS identifier | 1306709 |
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| Call sign | WPQX939 |
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| Radio service | CF |
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| Status | C |
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| Grant date | 2000-11-17 |
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| Expiration | 2010-11-17 |
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| Cancellation | 2002-06-26 |
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| Frequency range | 19480 MHz |
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| Locations | 2 |
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| Representative location | Media, DELAWARE, PA |
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| Coordinates | 39.9348889, -75.3925556 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-09 15:43:18 |
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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 | 19480.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 19480.00000000 | | 40M0F7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | 1400 N Providence Rd, Media, DELAWARE, PA | 39.93488889, -75.39255556 | 90.800 m | BPOLE | 13.700 m structure / 17.100 m overall | |
| 2 | R | | 39.93363889, -75.39580556 | 90.800 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 | 243.5000 | | |
| 1 | 2 | R | Radio Waves Inc. HP2-18 | | | 39.0000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2002-06-27 | WPQX939 | LICAN |
| 2002-06-25 | WPQX939 | LIASS |
| 2001-09-07 | WPQX939 | LIASS |
| 2001-09-06 | WPQX939 | LITRAN |
| 2000-11-17 | WPQX939 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1306709 | 2026-08-09 15:43:18 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WPQX939 | ULS 1306709 | 2026-08-09 15:43:18 |
| Status | C | ULS 1306709 | 2026-08-09 15:43:18 |
| Service | CF | ULS 1306709 | 2026-08-09 15:43:18 |
| Grant Date | 2000-11-17 | ULS 1306709 | 2026-08-09 15:43:18 |
| Expiration Date | 2010-11-17 | ULS 1306709 | 2026-08-09 15:43:18 |
| Cancellation Date | 2002-06-26 | ULS 1306709 | 2026-08-09 15:43:18 |