Universal Licensing System
WNZN440
DUPAGE AIRPORT AUTHORITY
License details
| ULS identifier | 1230435 |
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| Call sign | WNZN440 |
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| Radio service | PW |
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| Status | E |
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| Grant date | 1997-05-26 |
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| Expiration | 2002-05-26 |
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| Cancellation | 2002-09-29 |
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| Frequency range | 173.2375 MHz |
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| Locations | 4 |
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| Representative location | WEST CHICAGO, DUPAGE, IL |
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| Coordinates | 41.9155833, -88.2578611 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:12:45 |
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Licensee
| Name | DUPAGE AIRPORT AUTHORITY |
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| Applicant type | G |
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| FRN | 0002845840 |
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| Location | WEST CHICAGO, IL |
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| Address | 2700 INTERNATIONAL DRIVE SUITE 200, WEST CHICAGO, IL, 601851658 |
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| Phone | 7085842211 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 173.23750000 | | | 2.000000 | 10.000000 | |
| 2 | 1 | FXO | 173.23750000 | | | 2.000000 | 10.000000 | |
| 3 | 1 | FXO | 173.23750000 | | | 2.000000 | 10.000000 | |
| 4 | 1 | FXO | 173.23750000 | | | 2.000000 | 10.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 173.23750000 | | 6K00F3E |
| 2 | 1 | 173.23750000 | | 6K00F3E |
| 3 | 1 | 173.23750000 | | 6K00F3E |
| 4 | 1 | 173.23750000 | | 6K00F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | AIR TRAFFIC TWR, WEST CHICAGO, DUPAGE, IL | 41.91558333, -88.25786111 | 230.000 m | | 6.000 m structure / 6.000 m overall | N |
| 2 | T | RUNWAY 10 28, WEST CHICAGO, DUPAGE, IL | 41.91169444, -88.24925000 | 229.000 m | | 6.000 m structure / 6.000 m overall | N |
| 3 | T | TAXIWAY X6, WEST CHICAGO, DUPAGE, IL | 41.90169444, -88.24925000 | 228.000 m | | 6.000 m structure / 6.000 m overall | N |
| 4 | T | TAXIWAY X, WEST CHICAGO, DUPAGE, IL | 41.89808333, -88.25063889 | 227.000 m | | 6.000 m structure / 6.000 m overall | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 6.000 m | | | | | |
| 1 | 2 | T | | 3.000 m | | | | | |
| 1 | 3 | T | | 3.000 m | | | | | |
| 1 | 4 | T | | 3.000 m | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 32 W 581 TOWER RD, WEST CHICAGO, IL | | 7085842211 |
License history
| Date | File or call sign | Action |
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| 2002-09-29 | WNZN440 | LIEXP |
| 2002-03-04 | WNZN440 | LETRES |
| 2001-09-17 | WNZN440 | AUDOPR |
| 2000-10-20 | WNZN440 | LICCNV |
| 2000-06-02 | WNZN440 | AUTHPR |
| 1997-03-24 | WNZN440 | LIAUA |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 1230435 | 2026-08-02 01:12:45 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WNZN440 | ULS 1230435 | 2026-08-02 01:12:45 |
| Status | E | ULS 1230435 | 2026-08-02 01:12:45 |
| Service | PW | ULS 1230435 | 2026-08-02 01:12:45 |
| Grant Date | 1997-05-26 | ULS 1230435 | 2026-08-02 01:12:45 |
| Expiration Date | 2002-05-26 | ULS 1230435 | 2026-08-02 01:12:45 |
| Cancellation Date | 2002-09-29 | ULS 1230435 | 2026-08-02 01:12:45 |