Universal Licensing System
WNNO707
JOHN HANCOCK CENTER
License details
| ULS identifier | 1666496 |
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| Call sign | WNNO707 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2004-01-08 |
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| Expiration | 2014-02-08 |
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| Cancellation | 2014-04-12 |
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| Frequency range | 461.175 - 466.175 MHz (3 frequencies) |
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| Locations | 2 |
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| Representative location | CHICAGO, COOK, IL |
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| Coordinates | 41.8986389, -87.6231111 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:16:32 |
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Licensee
| Name | JOHN HANCOCK CENTER |
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| Applicant type | C |
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| FRN | 0010160745 |
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| Location | CHICAGO, IL |
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| Address | 875 N MICHIGAN AVE, CHICAGO, IL, 60611 |
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| Phone | 3127513680 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 461.17500000 | | | 75.000000 | 68.000000 | |
| 2 | 1 | MO | 461.17500000 | | | 4.000000 | | |
| 2 | 1 | MO | 461.28750000 | | | 2.000000 | | |
| 2 | 1 | MO | 466.17500000 | | | 4.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 461.17500000 | | 20K0F3E |
| 2 | 1 | 461.17500000 | | 20K0F3E |
| 2 | 1 | 461.28750000 | | 20K0F3E |
| 2 | 1 | 466.17500000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 875 N MICHIGAN AVE, CHICAGO, COOK, IL | 41.89863889, -87.62311111 | 181.000 m | | | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 303.000 m | | | | | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 2 | 875 N. Michigan Ave., Chicago, IL | COOK | 3127513680 |
License history
| Date | File or call sign | Action |
|---|
| 2014-04-12 | WNNO707 | LIEXP |
| 2013-11-18 | WNNO707 | LETRES |
| 2003-11-17 | WNNO707 | LETRES |
| 2001-10-15 | WNNO707 | AUDOPR |
| 2000-11-23 | WNNO707 | LICCNV |
| 1999-02-04 | WNNO707 | AUTHPR |
| 1999-02-03 | WNNO707 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1666496 | 2026-08-02 01:16:32 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WNNO707 | ULS 1666496 | 2026-08-02 01:16:32 |
| Status | E | ULS 1666496 | 2026-08-02 01:16:32 |
| Service | IG | ULS 1666496 | 2026-08-02 01:16:32 |
| Grant Date | 2004-01-08 | ULS 1666496 | 2026-08-02 01:16:32 |
| Expiration Date | 2014-02-08 | ULS 1666496 | 2026-08-02 01:16:32 |
| Cancellation Date | 2014-04-12 | ULS 1666496 | 2026-08-02 01:16:32 |