Universal Licensing System
WPOL537
BACKLINK I, LLC
License details
| ULS identifier | 1069116 |
|---|
| Call sign | WPOL537 |
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| Radio service | CF |
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| Status | C |
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| Grant date | 1999-12-14 |
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| Expiration | 2009-12-14 |
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| Cancellation | 2002-06-24 |
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| Frequency range | 22475 - 22975 MHz (6 frequencies) |
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| Locations | 5 |
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| Coordinates | 47.5979167, -122.1876111 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:48:00 |
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Licensee
| Name | BACKLINK I, 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 |
|---|
| 1 | 8 | FXO | 22475.00000000 | | | | | |
| 1 | 5 | FXO | 22625.00000000 | | | | | |
| 1 | 4 | FXO | 22725.00000000 | | | | | |
| 1 | 2 | FXO | 22825.00000000 | | | | | |
| 1 | 1 | FXO | 22925.00000000 | | | | | |
| 1 | 7 | FXO | 22975.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 8 | 22475.00000000 | | 40M0F7W |
| 1 | 5 | 22625.00000000 | | 40M0F7W |
| 1 | 4 | 22725.00000000 | | 40M0F7W |
| 1 | 2 | 22825.00000000 | | 40M0F7W |
| 1 | 1 | 22925.00000000 | | 40M0F7W |
| 1 | 7 | 22975.00000000 | | 40M0F7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 10900 NE 8th, Bellevue, KING, WA | 47.61805556, -122.19169444 | 53.300 m | B | 71.300 m structure / 72.500 m overall | N |
| 2 | R | | 47.61888889, -122.19777778 | 54.900 m | | | |
| 3 | R | | 47.59791667, -122.18761111 | 4.300 m | | | |
| 5 | R | | 47.61311111, -122.19547222 | 50.900 m | | | |
| 6 | R | | 47.60111111, -122.18569444 | 4.600 m | | | |
| 8 | R | | 47.59941667, -122.19227778 | 10.700 m | | | |
| 9 | R | | 47.66058333, -122.19230556 | 29.900 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | Radio Waves Inc HPLP1.5-23 | | V | 37.8000 | 281.5000 | | |
| 1 | 2 | R | Radio Waves Inc HPLP1.5-23 | | | 37.8000 | | | |
| 1 | 3 | R | Radio Waves Inc HPLP1.5-23 | | | 37.8000 | | | |
| 1 | 5 | R | Radio Waves Inc HPLP1.5-23 | | | 37.8000 | | | |
| 1 | 6 | R | Radio Waves Inc HPLP1.5-23 | | | 37.8000 | | | |
| 1 | 8 | R | Radio Waves Inc HPLP1.5-23 | | | 37.8000 | | | |
| 1 | 9 | R | Radio Waves Inc HPLP1.5-23 | | | 37.8000 | | | |
| 2 | 1 | T | Radio Waves Inc HPLP1.5-23 | | V | 37.8000 | 172.2000 | | |
| 4 | 1 | T | Radio Waves Inc HPLP1.5-23 | | V | 37.8000 | 207.3000 | | |
| 5 | 1 | T | Radio Waves Inc HPLP1.5-23 | | V | 37.8000 | 166.5000 | | |
| 7 | 1 | T | Radio Waves Inc HPLP1.5-23 | | V | 37.8000 | 181.2000 | | |
| 8 | 1 | T | Radio Waves Inc HPLP1.5-23 | | V | 37.8000 | 359.4000 | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 8065 Leesburg Pike, Vienna, VA | | 7037625541 |
License history
| Date | File or call sign | Action |
|---|
| 2002-06-25 | WPOL537 | LICAN |
| 2002-06-21 | WPOL537 | LIASS |
| 2001-09-07 | WPOL537 | LIASS |
| 2001-09-06 | WPOL537 | LITRAN |
| 2000-09-22 | WPOL537 | LIMOD |
| 2000-05-19 | WPOL537 | LITRAN |
| 1999-12-14 | WPOL537 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1069116 | 2026-08-02 02:48:00 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPOL537 | ULS 1069116 | 2026-08-02 02:48:00 |
| Status | C | ULS 1069116 | 2026-08-02 02:48:00 |
| Service | CF | ULS 1069116 | 2026-08-02 02:48:00 |
| Grant Date | 1999-12-14 | ULS 1069116 | 2026-08-02 02:48:00 |
| Expiration Date | 2009-12-14 | ULS 1069116 | 2026-08-02 02:48:00 |
| Cancellation Date | 2002-06-24 | ULS 1069116 | 2026-08-02 02:48:00 |