Universal Licensing System
WRNN487
Wisper ISP, LLC
License details
| ULS identifier | 4481603 |
|---|
| Call sign | WRNN487 |
|---|
| Radio service | MG |
|---|
| Status | A |
|---|
| Grant date | 2021-07-30 |
|---|
| Expiration | 2031-07-30 |
|---|
| Frequency range | 18060 MHz |
|---|
| Locations | 1 |
|---|
| Coordinates | 38.9912778, -90.8412500 |
|---|
| Source archive | l_micro.zip |
|---|
| Dataset refreshed | 2026-08-02 02:47:17 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 11405.00000000 | | | | | |
| 1 | 1 | FXO | 11405.00000000 | | | | | |
| 1 | 1 | FXO | 11405.00000000 | | | | | |
| 1 | 1 | FXO | 11405.00000000 | | | | | |
| 1 | 1 | FXO | 11405.00000000 | | | | | |
| 1 | 1 | FXO | 11405.00000000 | | | | | |
| 1 | 1 | FXO | 11405.00000000 | | | | | |
| 1 | 1 | FXO | 11405.00000000 | | | | | |
| 1 | 1 | FXO | 11405.00000000 | | | | | |
| 1 | 1 | FXO | 11405.00000000 | | | | | |
| 1 | 2 | FXO | 17900.00000000 | | | | | |
| 1 | 2 | FXO | 17900.00000000 | | | | | |
| 1 | 2 | FXO | 17900.00000000 | | | | | |
| 1 | 2 | FXO | 17900.00000000 | | | | | |
| 1 | 2 | FXO | 17900.00000000 | | | | | |
| 1 | 2 | FXO | 17900.00000000 | | | | | |
| 1 | 2 | FXO | 17900.00000000 | | | | | |
| 1 | 2 | FXO | 17900.00000000 | | | | | |
| 1 | 2 | FXO | 17900.00000000 | | | | | |
| 1 | 2 | FXO | 17900.00000000 | | | | | |
| 1 | 3 | FXO | 17980.00000000 | | | | | |
| 1 | 3 | FXO | 17980.00000000 | | | | | |
| 1 | 3 | FXO | 17980.00000000 | | | | | |
| 1 | 3 | FXO | 17980.00000000 | | | | | |
| 1 | 3 | FXO | 17980.00000000 | | | | | |
| 1 | 3 | FXO | 17980.00000000 | | | | | |
| 1 | 3 | FXO | 17980.00000000 | | | | | |
| 1 | 3 | FXO | 17980.00000000 | | | | | |
| 1 | 3 | FXO | 17980.00000000 | | | | | |
| 1 | 3 | FXO | 17980.00000000 | | | | | |
| 1 | 4 | FXO | 18060.00000000 | | | | | |
| 1 | 4 | FXO | 18060.00000000 | | | | | |
| 1 | 4 | FXO | 18060.00000000 | | | | | |
| 1 | 4 | FXO | 18060.00000000 | | | | | |
| 1 | 4 | FXO | 18060.00000000 | | | | | |
| 1 | 4 | FXO | 18060.00000000 | | | | | |
| 1 | 4 | FXO | 18060.00000000 | | | | | |
| 1 | 4 | FXO | 18060.00000000 | | | | | |
| 1 | 4 | FXO | 18060.00000000 | | | | | |
| 1 | 4 | FXO | 18060.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 11405.00000000 | | 80M0D7W |
| 1 | 1 | 11405.00000000 | | 80M0D7W |
| 1 | 1 | 11405.00000000 | | 80M0D7W |
| 1 | 1 | 11405.00000000 | | 80M0D7W |
| 1 | 1 | 11405.00000000 | | 80M0D7W |
| 1 | 1 | 11405.00000000 | | 80M0D7W |
| 1 | 1 | 11405.00000000 | | 80M0D7W |
| 1 | 1 | 11405.00000000 | | 80M0D7W |
| 1 | 1 | 11405.00000000 | | 80M0D7W |
| 1 | 1 | 11405.00000000 | | 80M0G7W |
| 1 | 2 | 17900.00000000 | | 80M0D7W |
| 1 | 2 | 17900.00000000 | | 80M0D7W |
| 1 | 2 | 17900.00000000 | | 80M0D7W |
| 1 | 2 | 17900.00000000 | | 80M0D7W |
| 1 | 2 | 17900.00000000 | | 80M0D7W |
| 1 | 2 | 17900.00000000 | | 80M0D7W |
| 1 | 2 | 17900.00000000 | | 80M0D7W |
| 1 | 2 | 17900.00000000 | | 80M0D7W |
| 1 | 2 | 17900.00000000 | | 80M0D7W |
| 1 | 2 | 17900.00000000 | | 80M0G7W |
| 1 | 3 | 17980.00000000 | | 80M0D7W |
| 1 | 3 | 17980.00000000 | | 80M0D7W |
| 1 | 3 | 17980.00000000 | | 80M0D7W |
| 1 | 3 | 17980.00000000 | | 80M0D7W |
| 1 | 3 | 17980.00000000 | | 80M0D7W |
| 1 | 3 | 17980.00000000 | | 80M0D7W |
| 1 | 3 | 17980.00000000 | | 80M0D7W |
| 1 | 3 | 17980.00000000 | | 80M0D7W |
| 1 | 3 | 17980.00000000 | | 80M0D7W |
| 1 | 3 | 17980.00000000 | | 80M0G7W |
| 1 | 4 | 18060.00000000 | | 80M0D7W |
| 1 | 4 | 18060.00000000 | | 80M0D7W |
| 1 | 4 | 18060.00000000 | | 80M0G7W |
| 1 | 4 | 18060.00000000 | | 80M0D7W |
| 1 | 4 | 18060.00000000 | | 80M0D7W |
| 1 | 4 | 18060.00000000 | | 80M0D7W |
| 1 | 4 | 18060.00000000 | | 80M0D7W |
| 1 | 4 | 18060.00000000 | | 80M0D7W |
| 1 | 4 | 18060.00000000 | | 80M0D7W |
| 1 | 4 | 18060.00000000 | | 80M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 3060 EAST HWY 47, WINFIELD, LINCOLN, MO | 38.98347222, -90.79477778 | 173.100 m | GTOWER | 54.800 m structure / 54.800 m overall | N |
| 2 | R | | 38.99963889, -90.87036111 | 197.200 m | | | |
| 3 | R | | 38.99127778, -90.84125000 | 186.800 m | | | |
| 4 | R | | 38.95497222, -90.74591667 | 147.200 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | RFS SC2-W100B | | S | 34.8000 | 285.4000 | | |
| 1 | 2 | R | RFS SC2-W100B | | | 34.8000 | 0.0000 | | |
| 1 | 3 | R | RFS SC2-190B | | | 39.0000 | 0.0000 | | |
| 1 | 4 | R | RFS SC3-190B | | | 43.3000 | 0.0000 | | |
| 2 | 1 | T | RFS SC3-190B | | S | 43.3000 | 282.2000 | | |
| 2 | 4 | R | RFS SC3-190B | | | 43.3000 | 0.0000 | | |
| 3 | 1 | T | RFS SC3-190B | | H | 43.3000 | 126.8000 | | |
| 4 | 1 | T | RFS SC3-190B | | S | 43.3000 | 126.8000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2024-01-30 | WRNN487 | LITRAN |
| 2023-07-13 | WRNN487 | LITRAN |
| 2022-06-09 | WRNN487 | LIMOD |
| 2022-05-11 | WRNN487 | LIMOD |
| 2022-03-07 | WRNN487 | LIMOD |
| 2021-07-30 | WRNN487 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4481603 | 2026-08-02 02:47:17 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRNN487 | ULS 4481603 | 2026-08-02 02:47:17 |
| Status | A | ULS 4481603 | 2026-08-02 02:47:17 |
| Service | MG | ULS 4481603 | 2026-08-02 02:47:17 |
| Grant Date | 2021-07-30 | ULS 4481603 | 2026-08-02 02:47:17 |
| Expiration Date | 2031-07-30 | ULS 4481603 | 2026-08-02 02:47:17 |