Universal Licensing System
WRTF557
AMG Technology Investment Group, LLC
License details
| ULS identifier | 4620252 |
|---|
| Call sign | WRTF557 |
|---|
| Radio service | CF |
|---|
| Status | A |
|---|
| Grant date | 2022-06-10 |
|---|
| Expiration | 2032-06-10 |
|---|
| Frequency range | 6078.625 - 11155 MHz (4 frequencies) |
|---|
| Locations | 1 |
|---|
| Coordinates | 39.8642500, -88.1321111 |
|---|
| Source archive | l_micro.zip |
|---|
| Dataset refreshed | 2026-08-02 02:43:58 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 5 | FXO | 6078.62500000 | | | | | |
| 1 | 5 | FXO | 6078.62500000 | | | | | |
| 1 | 5 | FXO | 6078.62500000 | | | | | |
| 1 | 5 | FXO | 6078.62500000 | | | | | |
| 1 | 5 | FXO | 6078.62500000 | | | | | |
| 1 | 5 | FXO | 6078.62500000 | | | | | |
| 1 | 5 | FXO | 6078.62500000 | | | | | |
| 1 | 5 | FXO | 6078.62500000 | | | | | |
| 1 | 5 | FXO | 6078.62500000 | | | | | |
| 1 | 5 | FXO | 6078.62500000 | | | | | |
| 1 | 3 | FXO | 10835.00000000 | | | | | |
| 1 | 3 | FXO | 10835.00000000 | | | | | |
| 1 | 3 | FXO | 10835.00000000 | | | | | |
| 1 | 3 | FXO | 10835.00000000 | | | | | |
| 1 | 3 | FXO | 10835.00000000 | | | | | |
| 1 | 3 | FXO | 10835.00000000 | | | | | |
| 1 | 3 | FXO | 10835.00000000 | | | | | |
| 1 | 3 | FXO | 10835.00000000 | | | | | |
| 1 | 3 | FXO | 10835.00000000 | | | | | |
| 1 | 3 | FXO | 10835.00000000 | | | | | |
| 1 | 2 | FXO | 10995.00000000 | | | | | |
| 1 | 2 | FXO | 10995.00000000 | | | | | |
| 1 | 2 | FXO | 10995.00000000 | | | | | |
| 1 | 2 | FXO | 10995.00000000 | | | | | |
| 1 | 2 | FXO | 10995.00000000 | | | | | |
| 1 | 2 | FXO | 10995.00000000 | | | | | |
| 1 | 2 | FXO | 10995.00000000 | | | | | |
| 1 | 2 | FXO | 10995.00000000 | | | | | |
| 1 | 2 | FXO | 10995.00000000 | | | | | |
| 1 | 2 | FXO | 10995.00000000 | | | | | |
| 1 | 4 | FXO | 11155.00000000 | | | | | |
| 1 | 4 | FXO | 11155.00000000 | | | | | |
| 1 | 4 | FXO | 11155.00000000 | | | | | |
| 1 | 4 | FXO | 11155.00000000 | | | | | |
| 1 | 4 | FXO | 11155.00000000 | | | | | |
| 1 | 4 | FXO | 11155.00000000 | | | | | |
| 1 | 4 | FXO | 11155.00000000 | | | | | |
| 1 | 4 | FXO | 11155.00000000 | | | | | |
| 1 | 4 | FXO | 11155.00000000 | | | | | |
| 1 | 4 | FXO | 11155.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 5 | 6078.62500000 | | 60M0D7W |
| 1 | 5 | 6078.62500000 | | 60M0D7W |
| 1 | 5 | 6078.62500000 | | 60M0D7W |
| 1 | 5 | 6078.62500000 | | 60M0D7W |
| 1 | 5 | 6078.62500000 | | 60M0D7W |
| 1 | 5 | 6078.62500000 | | 60M0D7W |
| 1 | 5 | 6078.62500000 | | 60M0D7W |
| 1 | 5 | 6078.62500000 | | 60M0D7W |
| 1 | 5 | 6078.62500000 | | 60M0D7W |
| 1 | 5 | 6078.62500000 | | 60M0G7W |
| 1 | 3 | 10835.00000000 | | 80M0D7W |
| 1 | 3 | 10835.00000000 | | 80M0D7W |
| 1 | 3 | 10835.00000000 | | 80M0D7W |
| 1 | 3 | 10835.00000000 | | 80M0D7W |
| 1 | 3 | 10835.00000000 | | 80M0D7W |
| 1 | 3 | 10835.00000000 | | 80M0D7W |
| 1 | 3 | 10835.00000000 | | 80M0D7W |
| 1 | 3 | 10835.00000000 | | 80M0D7W |
| 1 | 3 | 10835.00000000 | | 80M0D7W |
| 1 | 3 | 10835.00000000 | | 80M0G7W |
| 1 | 2 | 10995.00000000 | | 80M0D7W |
| 1 | 2 | 10995.00000000 | | 80M0D7W |
| 1 | 2 | 10995.00000000 | | 80M0D7W |
| 1 | 2 | 10995.00000000 | | 80M0D7W |
| 1 | 2 | 10995.00000000 | | 80M0D7W |
| 1 | 2 | 10995.00000000 | | 80M0D7W |
| 1 | 2 | 10995.00000000 | | 80M0D7W |
| 1 | 2 | 10995.00000000 | | 80M0D7W |
| 1 | 2 | 10995.00000000 | | 80M0D7W |
| 1 | 2 | 10995.00000000 | | 80M0G7W |
| 1 | 4 | 11155.00000000 | | 80M0D7W |
| 1 | 4 | 11155.00000000 | | 80M0D7W |
| 1 | 4 | 11155.00000000 | | 80M0D7W |
| 1 | 4 | 11155.00000000 | | 80M0D7W |
| 1 | 4 | 11155.00000000 | | 80M0D7W |
| 1 | 4 | 11155.00000000 | | 80M0D7W |
| 1 | 4 | 11155.00000000 | | 80M0D7W |
| 1 | 4 | 11155.00000000 | | 80M0D7W |
| 1 | 4 | 11155.00000000 | | 80M0D7W |
| 1 | 4 | 11155.00000000 | | 80M0G7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | RR 1 BOX 51A, PESOTUM, CHAMPAIGN, IL | 39.90666667, -88.27638889 | 214.900 m | GTOWER | 91.400 m structure / 91.400 m overall | N |
| 3 | R | | 39.89425000, -88.40572222 | 209.600 m | | | |
| 4 | R | | 39.98097222, -88.27941667 | 220.500 m | | | |
| 5 | R | | 39.86538889, -88.02775000 | 204.700 m | | | |
| 6 | R | | 39.86425000, -88.13211111 | 201.500 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 3 | R | RFS SC3-W100B | | | 38.6000 | 0.0000 | | |
| 1 | 4 | R | RFS SC2-W100C | | | 34.5000 | 0.0000 | | |
| 1 | 5 | R | RFS SC3-W100B | | | 38.6000 | 0.0000 | | |
| 1 | 6 | R | CommScope VHLP3-6WA | | | 33.3000 | 0.0000 | | |
| 2 | 1 | T | RFS SC2-W100C | | S | 34.5000 | 262.9000 | | |
| 3 | 1 | T | RFS SC2-W100C | | S | 34.5000 | 358.2000 | | |
| 4 | 1 | T | RFS SB4-W100E | | S | 40.1000 | 102.1000 | | |
| 5 | 1 | T | CommScope VHLP3-6WA | | S | 33.3000 | 110.8000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2023-09-20 | WRTF557 | LIMOD |
| 2022-11-02 | WRTF557 | LIMOD |
| 2022-08-02 | WRTF557 | LIMOD |
| 2022-06-10 | WRTF557 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4620252 | 2026-08-02 02:43:58 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRTF557 | ULS 4620252 | 2026-08-02 02:43:58 |
| Status | A | ULS 4620252 | 2026-08-02 02:43:58 |
| Service | CF | ULS 4620252 | 2026-08-02 02:43:58 |
| Grant Date | 2022-06-10 | ULS 4620252 | 2026-08-02 02:43:58 |
| Expiration Date | 2032-06-10 | ULS 4620252 | 2026-08-02 02:43:58 |