Universal Licensing System
WNUX421
City of Naperville
License details
| ULS identifier | 1301181 |
|---|
| Call sign | WNUX421 |
|---|
| Radio service | YE |
|---|
| Status | C |
|---|
| Grant date | 2002-07-18 |
|---|
| Expiration | 2012-07-22 |
|---|
| Cancellation | 2012-06-14 |
|---|
| Frequency range | 806.2375 - 853.65 MHz (9 frequencies) |
|---|
| Locations | 4 |
|---|
| Representative location | NAPERVILLE, DUPAGE, IL |
|---|
| Coordinates | 41.7622500, -88.1820000 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:10:19 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 3 | 1 | FX1 | 806.23750000 | | | 10.000000 | 63.000000 | |
| 4 | 1 | MO | 806.23750000 | | | 35.000000 | 35.000000 | |
| 3 | 1 | FX1 | 806.62500000 | | | 10.000000 | 63.000000 | |
| 4 | 1 | MO | 806.62500000 | | | 35.000000 | 35.000000 | |
| 3 | 1 | FX1 | 807.03750000 | | | 10.000000 | 63.000000 | |
| 4 | 1 | MO | 807.03750000 | | | 35.000000 | 35.000000 | |
| 3 | 1 | FX1 | 807.20000000 | | | 10.000000 | 63.000000 | |
| 4 | 1 | MO | 807.20000000 | | | 35.000000 | 35.000000 | |
| 3 | 1 | FX1 | 807.57500000 | | | 10.000000 | 63.000000 | |
| 4 | 1 | MO | 807.57500000 | | | 35.000000 | 35.000000 | |
| 3 | 1 | FX1 | 807.82500000 | | | 10.000000 | 63.000000 | |
| 4 | 1 | MO | 807.82500000 | | | 35.000000 | 35.000000 | |
| 3 | 1 | FX1 | 808.15000000 | | | 10.000000 | 63.000000 | |
| 4 | 1 | MO | 808.15000000 | | | 35.000000 | 35.000000 | |
| 3 | 1 | FX1 | 808.65000000 | | | 10.000000 | 63.000000 | |
| 4 | 1 | MO | 808.65000000 | | | 35.000000 | 35.000000 | |
| 1 | 1 | FB2 | 851.23750000 | | | 150.000000 | 455.000000 | |
| 2 | 1 | FB2S | 851.23750000 | | | 150.000000 | 455.000000 | |
| 1 | 1 | FB2 | 851.62500000 | | | 150.000000 | 455.000000 | |
| 2 | 1 | FB2S | 851.62500000 | | | 150.000000 | 455.000000 | |
| 1 | 1 | FB2 | 852.03750000 | | | 150.000000 | 455.000000 | |
| 2 | 1 | FB2S | 852.03750000 | | | 150.000000 | 455.000000 | |
| 1 | 1 | FB2 | 852.20000000 | | | 150.000000 | 455.000000 | |
| 2 | 1 | FB2S | 852.20000000 | | | 150.000000 | 455.000000 | |
| 1 | 1 | FB2 | 852.57500000 | | | 150.000000 | 455.000000 | |
| 2 | 1 | FB2S | 852.57500000 | | | 150.000000 | 455.000000 | |
| 1 | 1 | FB2 | 852.82500000 | | | 150.000000 | 455.000000 | |
| 2 | 1 | FB2S | 852.82500000 | | | 150.000000 | 455.000000 | |
| 1 | 1 | FB2 | 853.15000000 | | | 150.000000 | 455.000000 | |
| 2 | 1 | FB2S | 853.15000000 | | | 150.000000 | 455.000000 | |
| 1 | 1 | FB2 | 853.65000000 | | | 150.000000 | 455.000000 | |
| 2 | 1 | FB2S | 853.65000000 | | | 150.000000 | 455.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 3 | 1 | 806.23750000 | | 20K0F3E |
| 4 | 1 | 806.23750000 | | 20K0F3E |
| 3 | 1 | 806.62500000 | | 20K0F3E |
| 4 | 1 | 806.62500000 | | 20K0F3E |
| 3 | 1 | 807.03750000 | | 20K0F3E |
| 4 | 1 | 807.03750000 | | 20K0F3E |
| 3 | 1 | 807.20000000 | | 20K0F3E |
| 4 | 1 | 807.20000000 | | 20K0F3E |
| 3 | 1 | 807.57500000 | | 20K0F3E |
| 4 | 1 | 807.57500000 | | 20K0F3E |
| 3 | 1 | 807.82500000 | | 20K0F3E |
| 4 | 1 | 807.82500000 | | 20K0F3E |
| 3 | 1 | 808.15000000 | | 20K0F3E |
| 4 | 1 | 808.15000000 | | 20K0F3E |
| 3 | 1 | 808.65000000 | | 20K0F3E |
| 4 | 1 | 808.65000000 | | 20K0F3E |
| 1 | 1 | 851.23750000 | | 20K0F3E |
| 2 | 1 | 851.23750000 | | 20K0F3E |
| 1 | 1 | 851.62500000 | | 20K0F3E |
| 2 | 1 | 851.62500000 | | 20K0F3E |
| 1 | 1 | 852.03750000 | | 20K0F3E |
| 2 | 1 | 852.03750000 | | 20K0F3E |
| 1 | 1 | 852.20000000 | | 20K0F3E |
| 2 | 1 | 852.20000000 | | 20K0F3E |
| 1 | 1 | 852.57500000 | | 20K0F3E |
| 2 | 1 | 852.57500000 | | 20K0F3E |
| 1 | 1 | 852.82500000 | | 20K0F3E |
| 2 | 1 | 852.82500000 | | 20K0F3E |
| 1 | 1 | 853.15000000 | | 20K0F3E |
| 2 | 1 | 853.15000000 | | 20K0F3E |
| 1 | 1 | 853.65000000 | | 20K0F3E |
| 2 | 1 | 853.65000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 1350 AURORA AVE, NAPERVILLE, DUPAGE, IL | 41.76225000, -88.18200000 | 212.000 m | TOWER | 42.000 m structure / 42.000 m overall | N |
| 2 | T | FIFTH AVE AND SLEIGHT, NAPERVILLE, DUPAGE, IL | 41.56502778, -88.14061111 | 212.000 m | TANK | 43.000 m structure / 43.000 m overall | N |
| 3 | T | IL | | | | | |
| 4 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 42.000 m | | | | 39.000 | |
| 1 | 2 | T | | 42.000 m | | | | 39.000 | |
| 1 | 3 | T | | | | | | | |
| 1 | 4 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 1350 AURORA AVE, NAPERVILLE, IL | | 6304206026 |
Special conditions
| Type | Condition code |
|---|
| P | 1038 |
| P | 4020 |
License history
| Date | File or call sign | Action |
|---|
| 2012-06-15 | WNUX421 | LICAN |
| 2012-05-23 | WNUX421 | ESURNW |
| 2012-04-30 | WNUX421 | LETRES |
| 2012-04-23 | WNUX421 | ESURNW |
| 2011-07-14 | WNUX421 | LTSAPR |
| 2011-07-13 | WNUX421 | ESCAPR |
| 2011-07-13 | WNUX421 | EFCAPR |
| 2011-07-13 | WNUX421 | LIAUA |
| 2011-07-12 | WNUX421 | EFUAPR |
| 2011-07-12 | WNUX421 | ESUAPR |
| 2011-02-03 | WNUX421 | LIMOD |
| 2011-01-10 | WNUX421 | ESUAPR |
| 2010-09-22 | WNUX421 | LIMOD |
| 2010-09-15 | WNUX421 | ESUAPR |
| 2006-12-08 | WNUX421 | LIAUA |
| 2006-12-07 | WNUX421 | ESCAPR |
| 2002-07-18 | WNUX421 | LIREN |
| 2002-04-29 | WNUX421 | LETRES |
| 2002-04-22 | WNUX421 | LETCNS |
| 2000-10-20 | WNUX421 | LICCNV |
| 1999-05-20 | WNUX421 | AUTHPR |
| 1999-05-20 | WNUX421 | LIMOD |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1301181 | 2026-08-02 01:10:19 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WNUX421 | ULS 1301181 | 2026-08-02 01:10:19 |
| Status | C | ULS 1301181 | 2026-08-02 01:10:19 |
| Service | YE | ULS 1301181 | 2026-08-02 01:10:19 |
| Grant Date | 2002-07-18 | ULS 1301181 | 2026-08-02 01:10:19 |
| Expiration Date | 2012-07-22 | ULS 1301181 | 2026-08-02 01:10:19 |
| Cancellation Date | 2012-06-14 | ULS 1301181 | 2026-08-02 01:10:19 |