Universal Licensing System
WPOL621
BACKLINK I, LLC
License details
| ULS identifier | 1069908 |
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| Call sign | WPOL621 |
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| Radio service | CF |
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| Status | C |
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| Grant date | 1999-12-22 |
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| Expiration | 2009-12-22 |
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| Cancellation | 2002-06-24 |
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| Frequency range | 21275 - 21575 MHz (3 frequencies) |
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| Locations | 4 |
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| Coordinates | 37.5354444, -77.4326111 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:47:41 |
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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 | 3 | FXO | 21275.00000000 | | | | | |
| 1 | 2 | FXO | 21475.00000000 | | | | | |
| 1 | 4 | FXO | 21575.00000000 | | | | | |
| 1 | 1 | FXO | 21675.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 3 | 21275.00000000 | | 40M0F7W |
| 1 | 2 | 21475.00000000 | | 40M0F7W |
| 1 | 4 | 21575.00000000 | | 40M0F7W |
| 1 | 1 | 21675.00000000 | | 40M0F7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 600 E Main St, Richmond, RICHMOND CITY, VA | 37.54305556, -77.44183333 | 43.600 m | BANT | 86.600 m structure / 90.200 m overall | N |
| 2 | R | | 37.53544444, -77.43261111 | 15.200 m | | | |
| 3 | R | | 37.53980556, -77.43688889 | 44.800 m | | | |
| 4 | R | | 37.53936111, -77.43713889 | 39.300 m | | | |
| 5 | R | | 37.53530556, -77.43863889 | 30.500 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 | 136.0000 | | |
| 1 | 2 | R | Radio Waves Inc HPLP1.5-23 | | | 37.8000 | | | |
| 1 | 3 | R | Radio Waves Inc HPLP1.5-23 | | | 37.8000 | | | |
| 1 | 4 | R | Radio Waves Inc HPLP1.5-23 | | | 37.8000 | | | |
| 1 | 5 | R | Radio Waves Inc HPLP1.5-23 | | | 37.8000 | | | |
| 2 | 1 | T | Radio Waves Inc HPLP1.5-23 | | V | 37.8000 | 129.5000 | | |
| 3 | 1 | T | Radio Waves Inc HPLP1.5-23 | | V | 37.8000 | 134.7000 | | |
| 4 | 1 | T | Radio Waves Inc HPLP1.5-23 | | V | 37.8000 | 161.8000 | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 8065 Leesburg Pike, Vienna, VA | | 7037625441 |
License history
| Date | File or call sign | Action |
|---|
| 2002-06-25 | WPOL621 | LICAN |
| 2002-06-21 | WPOL621 | LIASS |
| 2001-09-07 | WPOL621 | LIASS |
| 2001-09-06 | WPOL621 | LITRAN |
| 2000-05-19 | WPOL621 | LITRAN |
| 1999-12-27 | WPOL621 | AUTHPR |
| 1999-12-23 | WPOL621 | COR |
| 1999-12-22 | WPOL621 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1069908 | 2026-08-02 02:47:41 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPOL621 | ULS 1069908 | 2026-08-02 02:47:41 |
| Status | C | ULS 1069908 | 2026-08-02 02:47:41 |
| Service | CF | ULS 1069908 | 2026-08-02 02:47:41 |
| Grant Date | 1999-12-22 | ULS 1069908 | 2026-08-02 02:47:41 |
| Expiration Date | 2009-12-22 | ULS 1069908 | 2026-08-02 02:47:41 |
| Cancellation Date | 2002-06-24 | ULS 1069908 | 2026-08-02 02:47:41 |