Universal Licensing System
WPON289
BACKLINK I, LLC
License details
| ULS identifier | 1077390 |
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| Call sign | WPON289 |
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| Radio service | CF |
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| Status | C |
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| Grant date | 2000-03-24 |
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| Expiration | 2010-03-24 |
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| Cancellation | 2002-06-24 |
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| Frequency range | 21375 - 21575 MHz (3 frequencies) |
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| Locations | 4 |
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| Representative location | WOODLAWN, BALTIMORE CITY, MD |
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| Coordinates | 39.3317222, -76.7530833 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:47:56 |
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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 | 2 | FXO | 21375.00000000 | | | | | |
| 1 | 3 | FXO | 21475.00000000 | | | | | |
| 1 | 1 | FXO | 21575.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 2 | 21375.00000000 | | 40M0F7W |
| 1 | 3 | 21475.00000000 | | 40M0F7W |
| 1 | 1 | 21575.00000000 | | 40M0F7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 7205 WINDSOR BLVD., WOODLAWN, BALTIMORE CITY, MD | 39.33172222, -76.75308333 | 136.800 m | BPOLE | 16.500 m structure / 19.800 m overall | |
| 2 | R | | 39.32811111, -76.75702778 | 147.800 m | | | |
| 3 | R | | 39.33008333, -76.74661111 | 134.400 m | | | |
| 4 | R | | 39.32697222, -76.75725000 | 143.900 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 | 220.3000 | | |
| 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 | | | |
| 2 | 1 | T | RADIO WAVES INC HPLP1.5-23 | | V | 37.8000 | 108.1000 | | |
| 3 | 1 | T | RADIO WAVES INC HPLP1.5-23 | | V | 37.8000 | 214.3000 | | |
Control points
| Number | Address | County | Phone |
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| 1 | 8065 LEESBURG PIKE, VIENNA, VA | | 7037625441 |
License history
| Date | File or call sign | Action |
|---|
| 2002-06-25 | WPON289 | LICAN |
| 2002-06-21 | WPON289 | LIASS |
| 2001-09-07 | WPON289 | LIASS |
| 2001-09-06 | WPON289 | LITRAN |
| 2000-03-24 | WPON289 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1077390 | 2026-08-02 02:47:56 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPON289 | ULS 1077390 | 2026-08-02 02:47:56 |
| Status | C | ULS 1077390 | 2026-08-02 02:47:56 |
| Service | CF | ULS 1077390 | 2026-08-02 02:47:56 |
| Grant Date | 2000-03-24 | ULS 1077390 | 2026-08-02 02:47:56 |
| Expiration Date | 2010-03-24 | ULS 1077390 | 2026-08-02 02:47:56 |
| Cancellation Date | 2002-06-24 | ULS 1077390 | 2026-08-02 02:47:56 |