Universal Licensing System
WPRU477
BACKLINK V, LLC
License details
| ULS identifier | 1942261 |
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| Call sign | WPRU477 |
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| Radio service | CF |
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| Status | C |
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| Grant date | 2001-02-01 |
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| Expiration | 2011-02-01 |
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| Cancellation | 2002-06-28 |
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| Frequency range | 18080 MHz |
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| Locations | 2 |
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| Representative location | Naperville, DUPAGE, IL |
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| Coordinates | 41.8041944, -88.1493889 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:45:51 |
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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 | 18080.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 18080.00000000 | | 40M0F7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | 215 Shuman Blvd., Naperville, DUPAGE, IL | 41.80419444, -88.14938889 | 232.600 m | BPOLE | 15.500 m structure / 18.000 m overall | |
| 2 | R | | 41.80305556, -88.14805556 | 225.600 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 | 38.6000 | 138.8000 | | |
| 1 | 2 | R | Radio Waves Inc. HP2-18 | | | 38.6000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2002-06-29 | WPRU477 | LICAN |
| 2002-06-28 | WPRU477 | LIASS |
| 2002-04-29 | WPRU477 | LETCNS |
| 2001-09-07 | WPRU477 | LIASS |
| 2001-09-06 | WPRU477 | LITRAN |
| 2001-02-01 | WPRU477 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1942261 | 2026-08-02 02:45:51 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WPRU477 | ULS 1942261 | 2026-08-02 02:45:51 |
| Status | C | ULS 1942261 | 2026-08-02 02:45:51 |
| Service | CF | ULS 1942261 | 2026-08-02 02:45:51 |
| Grant Date | 2001-02-01 | ULS 1942261 | 2026-08-02 02:45:51 |
| Expiration Date | 2011-02-01 | ULS 1942261 | 2026-08-02 02:45:51 |
| Cancellation Date | 2002-06-28 | ULS 1942261 | 2026-08-02 02:45:51 |