Universal Licensing System
KNNG923
NORTHWESTERN UNIVERSITY
License details
| ULS identifier | 1630748 |
|---|
| Call sign | KNNG923 |
|---|
| Radio service | IG |
|---|
| Status | E |
|---|
| Grant date | 2005-10-28 |
|---|
| Expiration | 2016-01-18 |
|---|
| Cancellation | 2016-03-19 |
|---|
| Frequency range | 451.5125 - 467.7625 MHz (5 frequencies) |
|---|
| Locations | 1 |
|---|
| Representative location | COOK, IL |
|---|
| Coordinates | 42.0558611, -87.6745000 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:26:07 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 451.51250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 461.67500000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 464.20000000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 464.57500000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 467.76250000 | | | 2.000000 | 2.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.51250000 | | 11K2F3E |
| 1 | 1 | 461.67500000 | | 11K2F3E |
| 1 | 1 | 464.20000000 | | 20K0F3E |
| 1 | 1 | 464.57500000 | | 20K0F3E |
| 1 | 1 | 467.76250000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | COOK, IL | 42.05586111, -87.67450000 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | NORRIS UNIVERSITY CTR 1999 S CAMPUS DR, EVANSTON, IL | | 8474912310 |
| 2 | 1999 CAMPUS DR, EVANSTON, IL | COOK | 8474912310 |
License history
| Date | File or call sign | Action |
|---|
| 2016-03-19 | KNNG923 | LIEXP |
| 2015-10-26 | KNNG923 | LETRES |
| 2012-03-07 | KNNG923 | LETTRS |
| 2012-03-07 | KNNG923 | PNLISR |
| 2011-11-01 | KNNG923 | LETCNS |
| 2011-02-02 | KNNG923 | LIMOD |
| 2005-10-28 | KNNG923 | LIREN |
| 2005-10-28 | KNNG923 | LTSAPR |
| 2005-10-24 | KNNG923 | LETRES |
| 2005-07-29 | KNNG923 | LTSFRN |
| 2002-05-20 | KNNG923 | AUDOPR |
| 2000-11-23 | KNNG923 | LICCNV |
| 2000-10-25 | KNNG923 | LIREN |
| 2000-10-25 | KNNG923 | AUTHPR |
| 2000-10-17 | KNNG923 | LETRES |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1630748 | 2026-08-02 01:26:07 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KNNG923 | ULS 1630748 | 2026-08-02 01:26:07 |
| Status | E | ULS 1630748 | 2026-08-02 01:26:07 |
| Service | IG | ULS 1630748 | 2026-08-02 01:26:07 |
| Grant Date | 2005-10-28 | ULS 1630748 | 2026-08-02 01:26:07 |
| Expiration Date | 2016-01-18 | ULS 1630748 | 2026-08-02 01:26:07 |
| Cancellation Date | 2016-03-19 | ULS 1630748 | 2026-08-02 01:26:07 |