Universal Licensing System
WQPD411
Essex Telecom, Inc
License details
| ULS identifier | 3368432 |
|---|
| Call sign | WQPD411 |
|---|
| Radio service | CF |
|---|
| Status | E |
|---|
| Grant date | 2012-04-12 |
|---|
| Expiration | 2022-04-12 |
|---|
| Cancellation | 2022-06-18 |
|---|
| Frequency range | 6078.625 - 23085 MHz (4 frequencies) |
|---|
| Locations | 2 |
|---|
| Coordinates | 41.8971944, -87.6262222 |
|---|
| Source archive | l_micro.zip |
|---|
| Dataset refreshed | 2026-08-02 02:47:34 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 2 | FXO | 6078.62500000 | | | | | |
| 1 | 3 | FXO | 6137.92500000 | | | | | |
| 1 | 3 | FXO | 6137.92500000 | | | | | |
| 1 | 1 | FXO | 10815.00000000 | | | | | |
| 1 | 4 | FXO | 10815.00000000 | | | | | |
| 1 | 4 | FXO | 10815.00000000 | | | | | |
| 1 | 4 | FXO | 10815.00000000 | | | | | |
| 1 | 4 | FXO | 10815.00000000 | | | | | |
| 1 | 4 | FXO | 10815.00000000 | | | | | |
| 1 | 4 | FXO | 10815.00000000 | | | | | |
| 1 | 5 | FXO | 23085.00000000 | | | | | |
| 1 | 5 | FXO | 23085.00000000 | | | | | |
| 1 | 5 | FXO | 23085.00000000 | | | | | |
| 1 | 5 | FXO | 23085.00000000 | | | | | |
| 1 | 5 | FXO | 23085.00000000 | | | | | |
| 1 | 5 | FXO | 23085.00000000 | | | | | |
| 1 | 5 | FXO | 23085.00000000 | | | | | |
| 1 | 5 | FXO | 23085.00000000 | | | | | |
| 1 | 5 | FXO | 23085.00000000 | | | | | |
| 1 | 5 | FXO | 23085.00000000 | | | | | |
| 1 | 5 | FXO | 23085.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 2 | 6078.62500000 | | 56M0D7W |
| 1 | 2 | 6078.62500000 | | 56M0D7W |
| 1 | 2 | 6078.62500000 | | 56M0D7W |
| 1 | 3 | 6137.92500000 | | 56M0D7W |
| 1 | 3 | 6137.92500000 | | 56M0D7W |
| 1 | 3 | 6137.92500000 | | 56M0D7W |
| 1 | 1 | 10815.00000000 | | 40M0D7W |
| 1 | 4 | 10815.00000000 | | 40M0D7W |
| 1 | 4 | 10815.00000000 | | 40M0D7W |
| 1 | 4 | 10815.00000000 | | 40M0D7W |
| 1 | 4 | 10815.00000000 | | 40M0D7W |
| 1 | 4 | 10815.00000000 | | 40M0D7W |
| 1 | 4 | 10815.00000000 | | 40M0D7W |
| 1 | 5 | 23085.00000000 | | 27M5D1D |
| 1 | 5 | 23085.00000000 | | 27M5D1D |
| 1 | 5 | 23085.00000000 | | 27M5D1D |
| 1 | 5 | 23085.00000000 | | 27M5D1D |
| 1 | 5 | 23085.00000000 | | 27M5D1D |
| 1 | 5 | 23085.00000000 | | 27M5D1D |
| 1 | 5 | 23085.00000000 | | 27M5D1D |
| 1 | 5 | 23085.00000000 | | 27M5D1D |
| 1 | 5 | 23085.00000000 | | 27M5D1D |
| 1 | 5 | 23085.00000000 | | 27M5D1D |
| 1 | 5 | 23085.00000000 | | 27M5D1D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 0.5 MI East of, GLENDALE HEIGHTS, DUPAGE, IL | 41.90611111, -88.09666667 | 239.600 m | TOWER | 56.400 m structure / 60.400 m overall | |
| 2 | R | | 41.81080556, -88.20202778 | 218.900 m | | | |
| 3 | R | | 41.89719444, -87.62622222 | 179.800 m | | | |
| 4 | R | | 42.23805556, -88.06166667 | 263.000 m | | | |
| 5 | R | | 41.92605556, -88.10863889 | 242.000 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | WB MANUFACTURING OS-R2/OSF-R2-11C | | H | 34.8000 | 219.6000 | | |
| 1 | 2 | R | WB MANUFACTURING OS-R2/OSF-R2-11C | | | 34.8000 | | | |
| 1 | 3 | R | COMMSCOPE VHLP4-6W | | | 35.0000 | | | |
| 1 | 4 | R | RADIO WAVES, INC HP3-6 | | | 33.3000 | | | |
| 1 | 5 | R | RADIO WAVES, INC HPCPE-23 | | | 34.4000 | | | |
| 2 | 1 | T | COMMSCOPE HPX10-59E | | H | 43.1000 | 91.3000 | | |
| 2 | 2 | R | WB MANUFACTURING OS-R2/OSF-R2-11C | | | 34.8000 | | | |
| 3 | 1 | T | COMMSCOPE HPX10-59E | | V | 43.1000 | 4.5000 | | |
| 4 | 1 | T | WB MANUFACTURING OS-R2/OSF-R2-11C | | V | 34.8000 | 219.6000 | | |
| 5 | 1 | T | RADIO WAVES, INC HPCPE-23 | | V | 34.4000 | 335.9000 | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 1444 N Farnsworth Ave, Suite 600, Aurora, IL | DUPAGE | 6306214800 |
License history
| Date | File or call sign | Action |
|---|
| 2022-06-18 | WQPD411 | LIEXP |
| 2022-01-17 | WQPD411 | LETRES |
| 2018-11-07 | WQPD411 | LITRAN |
| 2016-11-17 | WQPD411 | LIAUA |
| 2016-11-15 | WQPD411 | LIAUA |
| 2016-10-07 | WQPD411 | LIAUA |
| 2016-07-06 | WQPD411 | LIAUA |
| 2016-07-05 | WQPD411 | ESUAPR |
| 2016-05-17 | WQPD411 | LIMOD |
| 2015-04-03 | WQPD411 | LIMOD |
| 2014-09-05 | WQPD411 | LIASS |
| 2014-08-27 | WQPD411 | ESUAPR |
| 2014-08-05 | WQPD411 | LETCNS |
| 2013-05-01 | WQPD411 | LIMOD |
| 2012-11-10 | WQPD411 | ESCAPR |
| 2012-11-09 | WQPD411 | EFUAPR |
| 2012-11-09 | WQPD411 | ESUAPR |
| 2012-04-12 | WQPD411 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 3368432 | 2026-08-02 02:47:34 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQPD411 | ULS 3368432 | 2026-08-02 02:47:34 |
| Status | E | ULS 3368432 | 2026-08-02 02:47:34 |
| Service | CF | ULS 3368432 | 2026-08-02 02:47:34 |
| Grant Date | 2012-04-12 | ULS 3368432 | 2026-08-02 02:47:34 |
| Expiration Date | 2022-04-12 | ULS 3368432 | 2026-08-02 02:47:34 |
| Cancellation Date | 2022-06-18 | ULS 3368432 | 2026-08-02 02:47:34 |