Universal Licensing System
WPAH490
77 West Wacker Drive LLC
License details
| ULS identifier | 1700043 |
|---|
| Call sign | WPAH490 |
|---|
| Radio service | IG |
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| Status | A |
|---|
| Grant date | 2022-09-19 |
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| Expiration | 2032-08-20 |
|---|
| Frequency range | 461.95 - 466.95 MHz (2 frequencies) |
|---|
| Locations | 3 |
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| Representative location | CHICAGO, COOK, IL |
|---|
| Coordinates | 41.8869722, -87.6305000 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-09 03:01:10 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 2 | 1 | FB2 | 461.95000000 | | | 100.000000 | 15.000000 | |
| 3 | 1 | MO | 461.95000000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | FX1 | 466.95000000 | | | 10.000000 | 10.000000 | |
| 3 | 1 | MO | 466.95000000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 2 | 1 | 461.95000000 | | 11K2F3E |
| 2 | 1 | 461.95000000 | | 7K60FXW |
| 3 | 1 | 461.95000000 | | 11K2F3E |
| 3 | 1 | 461.95000000 | | 7K60FXW |
| 1 | 1 | 466.95000000 | | 11K2F3E |
| 1 | 1 | 466.95000000 | | 7K60FXW |
| 3 | 1 | 466.95000000 | | 7K60FXW |
| 3 | 1 | 466.95000000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | IL | | | | | |
| 2 | T | 77 W WACKER DR, CHICAGO, COOK, IL | 41.88697222, -87.63050000 | 183.000 m | B | 259.000 m structure / 259.000 m overall | N |
| 3 | T | | | | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
| 1 | 2 | T | | 259.000 m | | | | 262.200 | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 77 W WACKER DR, CHICAGO, IL | COOK | 3129171177 |
License history
| Date | File or call sign | Action |
|---|
| 2022-09-19 | WPAH490 | LIREN |
| 2022-05-30 | WPAH490 | LETRES |
| 2016-09-20 | WPAH490 | LIMOD |
| 2016-07-13 | WPAH490 | LIMOD |
| 2012-07-10 | WPAH490 | LTSAPR |
| 2012-07-10 | WPAH490 | LIREN |
| 2012-05-28 | WPAH490 | LETRES |
| 2012-02-15 | WPAH490 | LIMOD |
| 2012-01-09 | WPAH490 | LTSAPR |
| 2005-03-25 | WPAH490 | LIMOD |
| 2005-03-10 | WPAH490 | LIASS |
| 2005-02-02 | WPAH490 | ESCAPR |
| 2004-03-24 | WPAH490 | AUDOPR |
| 2002-05-25 | WPAH490 | LIREN |
| 2000-11-23 | WPAH490 | LICCNV |
| 1997-08-21 | WPAH490 | AUTHPR |
| 1997-08-21 | WPAH490 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1700043 | 2026-08-09 03:01:10 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPAH490 | ULS 1700043 | 2026-08-09 03:01:10 |
| Status | A | ULS 1700043 | 2026-08-09 03:01:10 |
| Service | IG | ULS 1700043 | 2026-08-09 03:01:10 |
| Grant Date | 2022-09-19 | ULS 1700043 | 2026-08-09 03:01:10 |
| Expiration Date | 2032-08-20 | ULS 1700043 | 2026-08-09 03:01:10 |