Universal Licensing System
WPMB986
GENERAL MOTORS RESEARCH CORPORATION
License details
| ULS identifier | 1791604 |
|---|
| Call sign | WPMB986 |
|---|
| Radio service | IG |
|---|
| Status | C |
|---|
| Grant date | 2003-04-22 |
|---|
| Expiration | 2013-05-22 |
|---|
| Cancellation | 2012-12-04 |
|---|
| Frequency range | 451.575 - 456.575 MHz (2 frequencies) |
|---|
| Locations | 2 |
|---|
| Representative location | MC COOK, COOK, IL |
|---|
| Coordinates | 41.7933611, -87.8442222 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:10:26 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 451.57500000 | | | 15.000000 | 30.000000 | |
| 2 | 1 | MO | 456.57500000 | | | 4.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.57500000 | | 20K0F3E |
| 2 | 1 | 456.57500000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 9301 W 55TH ST, MC COOK, COOK, IL | 41.79336111, -87.84422222 | 191.000 m | B | 19.000 m structure / 21.000 m overall | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 21.000 m | | | | 11.000 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | | | 7083876785 |
License history
| Date | File or call sign | Action |
|---|
| 2012-12-05 | WPMB986 | LICAN |
| 2012-12-04 | WPMB986 | ESUAPR |
| 2009-11-02 | WPMB986 | LITRAN |
| 2009-10-16 | WPMB986 | LITRAN |
| 2009-09-18 | WPMB986 | ESUAPR |
| 2009-06-23 | WPMB986 | ESUAPR |
| 2009-06-06 | WPMB986 | LITRAN |
| 2009-06-02 | WPMB986 | ESUAPR |
| 2005-08-06 | WPMB986 | LIAUA |
| 2005-08-05 | WPMB986 | ESUAPR |
| 2003-04-22 | WPMB986 | LIREN |
| 2003-04-05 | WPMB986 | LIAUA |
| 2003-03-03 | WPMB986 | LETRES |
| 2001-11-06 | WPMB986 | AUDOPR |
| 2001-09-11 | WPMB986 | LIAUA |
| 2000-11-23 | WPMB986 | LICCNV |
| 1998-05-22 | WPMB986 | LIISS |
| 1998-05-22 | WPMB986 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1791604 | 2026-08-02 01:10:26 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPMB986 | ULS 1791604 | 2026-08-02 01:10:26 |
| Status | C | ULS 1791604 | 2026-08-02 01:10:26 |
| Service | IG | ULS 1791604 | 2026-08-02 01:10:26 |
| Grant Date | 2003-04-22 | ULS 1791604 | 2026-08-02 01:10:26 |
| Expiration Date | 2013-05-22 | ULS 1791604 | 2026-08-02 01:10:26 |
| Cancellation Date | 2012-12-04 | ULS 1791604 | 2026-08-02 01:10:26 |