Universal Licensing System
WQOB257
NALCO CHEMICAL
License details
| ULS identifier | 3307682 |
|---|
| Call sign | WQOB257 |
|---|
| Radio service | IG |
|---|
| Status | A |
|---|
| Grant date | 2021-05-07 |
|---|
| Expiration | 2031-07-30 |
|---|
| Frequency range | 463.5375 - 469.9 MHz (10 frequencies) |
|---|
| Locations | 3 |
|---|
| Representative location | BEDFORD PARK, COOK, IL |
|---|
| Coordinates | 41.7711389, -87.7764444 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:25:41 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 463.53750000 | | | 45.000000 | 68.000000 | |
| 2 | 1 | MO | 463.53750000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | FB2 | 463.76250000 | | | 45.000000 | 68.000000 | |
| 2 | 1 | MO | 463.76250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | FB2 | 463.86250000 | | | 45.000000 | 68.000000 | |
| 2 | 1 | MO | 463.86250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | FB2 | 464.43750000 | | | 45.000000 | 68.000000 | |
| 2 | 1 | MO | 464.43750000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | FB2 | 464.90000000 | | | 45.000000 | 68.000000 | |
| 2 | 1 | MO | 468.53750000 | | | 4.000000 | 4.000000 | |
| 3 | 1 | FX1 | 468.53750000 | | | 25.000000 | 30.000000 | |
| 2 | 1 | MO | 468.76250000 | | | 4.000000 | 4.000000 | |
| 3 | 1 | FX1 | 468.76250000 | | | 25.000000 | 30.000000 | |
| 2 | 1 | MO | 468.86250000 | | | 4.000000 | 4.000000 | |
| 3 | 1 | FX1 | 468.86250000 | | | 25.000000 | 30.000000 | |
| 2 | 1 | MO | 469.43750000 | | | 4.000000 | 4.000000 | |
| 3 | 1 | FX1 | 469.43750000 | | | 25.000000 | 30.000000 | |
| 2 | 1 | MO | 469.90000000 | | | 4.000000 | 4.000000 | |
| 3 | 1 | FX1 | 469.90000000 | | | 25.000000 | 30.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 463.53750000 | | 7K60FXE |
| 1 | 1 | 463.53750000 | | 11K2F3E |
| 2 | 1 | 463.53750000 | | 7K60FXE |
| 2 | 1 | 463.53750000 | | 11K2F3E |
| 1 | 1 | 463.76250000 | | 7K60FXE |
| 1 | 1 | 463.76250000 | | 11K2F3E |
| 2 | 1 | 463.76250000 | | 11K2F3E |
| 2 | 1 | 463.76250000 | | 7K60FXE |
| 1 | 1 | 463.86250000 | | 11K2F3E |
| 1 | 1 | 463.86250000 | | 7K60FXE |
| 2 | 1 | 463.86250000 | | 7K60FXE |
| 2 | 1 | 463.86250000 | | 11K2F3E |
| 1 | 1 | 464.43750000 | | 7K60FXE |
| 1 | 1 | 464.43750000 | | 11K2F3E |
| 2 | 1 | 464.43750000 | | 7K60FXE |
| 2 | 1 | 464.43750000 | | 11K2F3E |
| 1 | 1 | 464.90000000 | | 11K2F3E |
| 1 | 1 | 464.90000000 | | 7K60FXE |
| 2 | 1 | 468.53750000 | | 7K60FXE |
| 2 | 1 | 468.53750000 | | 11K2F3E |
| 3 | 1 | 468.53750000 | | 7K60FXE |
| 3 | 1 | 468.53750000 | | 11K2F3E |
| 2 | 1 | 468.76250000 | | 7K60FXE |
| 2 | 1 | 468.76250000 | | 11K2F3E |
| 3 | 1 | 468.76250000 | | 7K60FXE |
| 3 | 1 | 468.76250000 | | 11K2F3E |
| 2 | 1 | 468.86250000 | | 7K60FXE |
| 2 | 1 | 468.86250000 | | 11K2F3E |
| 3 | 1 | 468.86250000 | | 7K60FXE |
| 3 | 1 | 468.86250000 | | 11K2F3E |
| 2 | 1 | 469.43750000 | | 11K2F3E |
| 2 | 1 | 469.43750000 | | 7K60FXE |
| 3 | 1 | 469.43750000 | | 7K60FXE |
| 3 | 1 | 469.43750000 | | 11K2F3E |
| 2 | 1 | 469.90000000 | | 11K2F3E |
| 2 | 1 | 469.90000000 | | 7K60FXE |
| 3 | 1 | 469.90000000 | | 11K2F3E |
| 3 | 1 | 469.90000000 | | 7K60FXE |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 6216 W 66TH PLACE, BEDFORD PARK, COOK, IL | 41.77113889, -87.77644444 | 180.000 m | BMAST | 10.000 m structure / 10.000 m overall | N |
| 2 | T | | | | | | N |
| 3 | T | COOK, IL | | | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 10.000 m | | | | 3.000 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 6216 West 66th Place, Chicago, IL | COOK | 7084965320 |
License history
| Date | File or call sign | Action |
|---|
| 2023-08-29 | WQOB257 | LETCNS |
| 2022-11-30 | WQOB257 | LIMOD |
| 2021-05-07 | WQOB257 | LIREN |
| 2021-05-03 | WQOB257 | LETRES |
| 2012-08-28 | WQOB257 | LETCNS |
| 2011-11-29 | WQOB257 | LIMOD |
| 2011-07-30 | WQOB257 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 3307682 | 2026-08-02 01:25:41 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQOB257 | ULS 3307682 | 2026-08-02 01:25:41 |
| Status | A | ULS 3307682 | 2026-08-02 01:25:41 |
| Service | IG | ULS 3307682 | 2026-08-02 01:25:41 |
| Grant Date | 2021-05-07 | ULS 3307682 | 2026-08-02 01:25:41 |
| Expiration Date | 2031-07-30 | ULS 3307682 | 2026-08-02 01:25:41 |