Universal Licensing System
WRCH621
Village of Downers Grove
License details
| ULS identifier | 4088126 |
|---|
| Call sign | WRCH621 |
|---|
| Radio service | MW |
|---|
| Status | A |
|---|
| Grant date | 2018-10-03 |
|---|
| Expiration | 2028-10-03 |
|---|
| Frequency range | 17765 - 18015 MHz (2 frequencies) |
|---|
| Locations | 4 |
|---|
| Representative location | Downers Grove, DUPAGE, IL |
|---|
| Coordinates | 41.7952500, -88.0039444 |
|---|
| Source archive | l_micro.zip |
|---|
| Dataset refreshed | 2026-08-02 02:43:00 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 17765.00000000 | | | | | |
| 1 | 1 | FXO | 17765.00000000 | | | | | |
| 1 | 1 | FXO | 17765.00000000 | | | | | |
| 1 | 1 | FXO | 17765.00000000 | | | | | |
| 1 | 1 | FXO | 17765.00000000 | | | | | |
| 1 | 1 | FXO | 17765.00000000 | | | | | |
| 1 | 1 | FXO | 17765.00000000 | | | | | |
| 1 | 1 | FXO | 17765.00000000 | | | | | |
| 1 | 1 | FXO | 17765.00000000 | | | | | |
| 1 | 3 | FXO | 17765.00000000 | | | | | |
| 1 | 3 | FXO | 17765.00000000 | | | | | |
| 1 | 3 | FXO | 17765.00000000 | | | | | |
| 1 | 3 | FXO | 17765.00000000 | | | | | |
| 1 | 3 | FXO | 17765.00000000 | | | | | |
| 1 | 3 | FXO | 17765.00000000 | | | | | |
| 1 | 3 | FXO | 17765.00000000 | | | | | |
| 1 | 3 | FXO | 17765.00000000 | | | | | |
| 1 | 3 | FXO | 17765.00000000 | | | | | |
| 1 | 2 | FXO | 18015.00000000 | | | | | |
| 1 | 2 | FXO | 18015.00000000 | | | | | |
| 1 | 2 | FXO | 18015.00000000 | | | | | |
| 1 | 2 | FXO | 18015.00000000 | | | | | |
| 1 | 2 | FXO | 18015.00000000 | | | | | |
| 1 | 2 | FXO | 18015.00000000 | | | | | |
| 1 | 2 | FXO | 18015.00000000 | | | | | |
| 1 | 2 | FXO | 18015.00000000 | | | | | |
| 1 | 2 | FXO | 18015.00000000 | | | | | |
| 1 | 4 | FXO | 18015.00000000 | | | | | |
| 1 | 4 | FXO | 18015.00000000 | | | | | |
| 1 | 4 | FXO | 18015.00000000 | | | | | |
| 1 | 4 | FXO | 18015.00000000 | | | | | |
| 1 | 4 | FXO | 18015.00000000 | | | | | |
| 1 | 4 | FXO | 18015.00000000 | | | | | |
| 1 | 4 | FXO | 18015.00000000 | | | | | |
| 1 | 4 | FXO | 18015.00000000 | | | | | |
| 1 | 4 | FXO | 18015.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 17765.00000000 | | 45M0D7W |
| 1 | 1 | 17765.00000000 | | 45M0D7W |
| 1 | 1 | 17765.00000000 | | 45M0D7W |
| 1 | 1 | 17765.00000000 | | 45M0D7W |
| 1 | 1 | 17765.00000000 | | 45M0D7W |
| 1 | 1 | 17765.00000000 | | 45M0D7W |
| 1 | 1 | 17765.00000000 | | 45M0D7W |
| 1 | 1 | 17765.00000000 | | 45M0D7W |
| 1 | 1 | 17765.00000000 | | 45M0D7W |
| 1 | 3 | 17765.00000000 | | 45M0D7W |
| 1 | 3 | 17765.00000000 | | 45M0D7W |
| 1 | 3 | 17765.00000000 | | 45M0D7W |
| 1 | 3 | 17765.00000000 | | 45M0D7W |
| 1 | 3 | 17765.00000000 | | 45M0D7W |
| 1 | 3 | 17765.00000000 | | 45M0D7W |
| 1 | 3 | 17765.00000000 | | 45M0D7W |
| 1 | 3 | 17765.00000000 | | 45M0D7W |
| 1 | 3 | 17765.00000000 | | 45M0D7W |
| 1 | 2 | 18015.00000000 | | 45M0D7W |
| 1 | 2 | 18015.00000000 | | 45M0D7W |
| 1 | 2 | 18015.00000000 | | 45M0D7W |
| 1 | 2 | 18015.00000000 | | 45M0D7W |
| 1 | 2 | 18015.00000000 | | 45M0D7W |
| 1 | 2 | 18015.00000000 | | 45M0D7W |
| 1 | 2 | 18015.00000000 | | 45M0D7W |
| 1 | 2 | 18015.00000000 | | 45M0D7W |
| 1 | 2 | 18015.00000000 | | 45M0D7W |
| 1 | 4 | 18015.00000000 | | 45M0D7W |
| 1 | 4 | 18015.00000000 | | 45M0D7W |
| 1 | 4 | 18015.00000000 | | 45M0D7W |
| 1 | 4 | 18015.00000000 | | 45M0D7W |
| 1 | 4 | 18015.00000000 | | 45M0D7W |
| 1 | 4 | 18015.00000000 | | 45M0D7W |
| 1 | 4 | 18015.00000000 | | 45M0D7W |
| 1 | 4 | 18015.00000000 | | 45M0D7W |
| 1 | 4 | 18015.00000000 | | 45M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 801 Burlington Ave, Downers Grove, DUPAGE, IL | 41.79525000, -88.00394444 | 219.400 m | LTOWER | 60.000 m structure / 60.700 m overall | |
| 2 | R | | 41.76558333, -88.00697222 | 229.500 m | | | |
| 3 | R | | 41.78988889, -88.04738889 | 219.500 m | | | |
| 4 | R | | 41.82005556, -88.00955556 | 227.900 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | DRAGONWAVE A-ANT-18G-24-C-A | | V | 38.9000 | 184.4000 | | |
| 1 | 2 | R | DRAGONWAVE A-ANT-18G-24-C-A | | | 38.9000 | | | |
| 1 | 3 | R | DRAGONWAVE A-ANT-18G-24-C-A | | | 38.9000 | | | |
| 1 | 4 | R | DRAGONWAVE A-ANT-18G-24-C-A | | | 38.9000 | | | |
| 2 | 1 | T | DRAGONWAVE A-ANT-18G-24-C-A | | V | 38.9000 | 260.7000 | | |
| 2 | 3 | R | DRAGONWAVE A-ANT-18G-24-C-A | | | 38.9000 | | | |
| 3 | 1 | T | DRAGONWAVE A-ANT-18G-24-C-A | | H | 38.9000 | 350.4000 | | |
| 4 | 1 | T | DRAGONWAVE A-ANT-18G-24-C-A | | V | 38.9000 | 260.7000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2025-05-14 | WRCH621 | LIAUA |
| 2019-02-05 | WRCH621 | LIMOD |
| 2018-10-03 | WRCH621 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4088126 | 2026-08-02 02:43:00 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRCH621 | ULS 4088126 | 2026-08-02 02:43:00 |
| Status | A | ULS 4088126 | 2026-08-02 02:43:00 |
| Service | MW | ULS 4088126 | 2026-08-02 02:43:00 |
| Grant Date | 2018-10-03 | ULS 4088126 | 2026-08-02 02:43:00 |
| Expiration Date | 2028-10-03 | ULS 4088126 | 2026-08-02 02:43:00 |