Universal Licensing System
WPON877
BACKLINK I, LLC
License details
| ULS identifier | 1081251 |
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| Call sign | WPON877 |
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| Radio service | CF |
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| Status | C |
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| Grant date | 2000-04-25 |
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| Expiration | 2010-04-25 |
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| Cancellation | 2002-06-24 |
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| Frequency range | 21275 MHz |
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| Locations | 2 |
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| Representative location | SEATTLE, KING, WA |
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| Coordinates | 47.6010000, -122.3346389 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:48:04 |
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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 |
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| 1 | 1 | FXO | 21275.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
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| 1 | 1 | 21275.00000000 | | 40M0F7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | 119 1ST AVE S, SEATTLE, KING, WA | 47.60100000, -122.33463889 | 7.600 m | BPOLE | 35.100 m structure / 35.100 m overall | |
| 2 | R | | 47.59280556, -122.31600000 | 88.400 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | RADIO WAVES INC. HPLP1.5-23 | | H | 37.8000 | 123.0000 | | |
| 1 | 2 | R | RADIO WAVES INC. HPLP1.5-23 | | | 37.8000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2002-06-25 | WPON877 | LICAN |
| 2002-06-21 | WPON877 | LIASS |
| 2001-09-07 | WPON877 | LIASS |
| 2001-09-06 | WPON877 | LITRAN |
| 2000-04-25 | WPON877 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1081251 | 2026-08-02 02:48:04 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WPON877 | ULS 1081251 | 2026-08-02 02:48:04 |
| Status | C | ULS 1081251 | 2026-08-02 02:48:04 |
| Service | CF | ULS 1081251 | 2026-08-02 02:48:04 |
| Grant Date | 2000-04-25 | ULS 1081251 | 2026-08-02 02:48:04 |
| Expiration Date | 2010-04-25 | ULS 1081251 | 2026-08-02 02:48:04 |
| Cancellation Date | 2002-06-24 | ULS 1081251 | 2026-08-02 02:48:04 |