Universal Licensing System
WPLK747
U S ROBOTICS
License details
| ULS identifier | 1786603 |
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| Call sign | WPLK747 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 1998-02-10 |
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| Expiration | 2003-02-10 |
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| Cancellation | 2003-05-18 |
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| Frequency range | 464.7 - 469.7 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | MOUNT PROSPECT, COOK, IL |
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| Coordinates | 42.1197500, -87.8656111 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:26:38 |
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Licensee
| Name | U S ROBOTICS |
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| Applicant type | C |
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| Location | MOUNT PROSPECT, IL |
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| Address | 1800 CENTRAL AVE, MOUNT PROSPECT, IL, 60056 |
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| Phone | 8474702010 |
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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 | FB2 | 464.70000000 | | | 40.000000 | 80.000000 | |
| 2 | 1 | MO | 464.70000000 | | | 45.000000 | | |
| 2 | 1 | MO | 469.70000000 | | | 45.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 464.70000000 | | 20K0F3E |
| 2 | 1 | 464.70000000 | | 20K0F3E |
| 2 | 1 | 469.70000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 1800 CENTRAL AVE, MOUNT PROSPECT, COOK, IL | 42.11975000, -87.86561111 | 198.000 m | B | 13.000 m structure / 19.000 m overall | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 19.000 m | | | | 61.000 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 1800 CENTRAL AVE, MOUNT PROSPECT, IL | | 8474702010 |
License history
| Date | File or call sign | Action |
|---|
| 2003-05-18 | WPLK747 | LIEXP |
| 2002-11-18 | WPLK747 | LETRES |
| 2002-05-21 | WPLK747 | LETAUS |
| 2000-11-23 | WPLK747 | LICCNV |
| 1998-02-10 | WPLK747 | LIISS |
| 1998-02-10 | WPLK747 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1786603 | 2026-08-02 01:26:38 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WPLK747 | ULS 1786603 | 2026-08-02 01:26:38 |
| Status | E | ULS 1786603 | 2026-08-02 01:26:38 |
| Service | IG | ULS 1786603 | 2026-08-02 01:26:38 |
| Grant Date | 1998-02-10 | ULS 1786603 | 2026-08-02 01:26:38 |
| Expiration Date | 2003-02-10 | ULS 1786603 | 2026-08-02 01:26:38 |
| Cancellation Date | 2003-05-18 | ULS 1786603 | 2026-08-02 01:26:38 |