Universal Licensing System
WRKW891
Wisper ISP, LLC
License details
| ULS identifier | 4393692 |
|---|
| Call sign | WRKW891 |
|---|
| Radio service | MG |
|---|
| Status | A |
|---|
| Grant date | 2021-02-24 |
|---|
| Expiration | 2031-02-24 |
|---|
| Frequency range | 11405 - 17980 MHz (2 frequencies) |
|---|
| Locations | 1 |
|---|
| Coordinates | 37.6392500, -89.6175556 |
|---|
| Source archive | l_micro.zip |
|---|
| Dataset refreshed | 2026-08-02 02:47:17 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 2 | FXO | 11405.00000000 | | | | | |
| 1 | 2 | FXO | 11405.00000000 | | | | | |
| 1 | 2 | FXO | 11405.00000000 | | | | | |
| 1 | 2 | FXO | 11405.00000000 | | | | | |
| 1 | 2 | FXO | 11405.00000000 | | | | | |
| 1 | 2 | FXO | 11405.00000000 | | | | | |
| 1 | 2 | FXO | 11405.00000000 | | | | | |
| 1 | 2 | FXO | 11405.00000000 | | | | | |
| 1 | 2 | FXO | 11405.00000000 | | | | | |
| 1 | 2 | FXO | 11405.00000000 | | | | | |
| 1 | 1 | FXO | 17980.00000000 | | | | | |
| 1 | 1 | FXO | 17980.00000000 | | | | | |
| 1 | 1 | FXO | 17980.00000000 | | | | | |
| 1 | 1 | FXO | 17980.00000000 | | | | | |
| 1 | 1 | FXO | 17980.00000000 | | | | | |
| 1 | 1 | FXO | 17980.00000000 | | | | | |
| 1 | 1 | FXO | 17980.00000000 | | | | | |
| 1 | 1 | FXO | 17980.00000000 | | | | | |
| 1 | 1 | FXO | 17980.00000000 | | | | | |
| 1 | 1 | FXO | 17980.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 2 | 11405.00000000 | | 80M0D7W |
| 1 | 2 | 11405.00000000 | | 80M0D7W |
| 1 | 2 | 11405.00000000 | | 80M0D7W |
| 1 | 2 | 11405.00000000 | | 80M0D7W |
| 1 | 2 | 11405.00000000 | | 80M0D7W |
| 1 | 2 | 11405.00000000 | | 80M0D7W |
| 1 | 2 | 11405.00000000 | | 80M0D7W |
| 1 | 2 | 11405.00000000 | | 80M0D7W |
| 1 | 2 | 11405.00000000 | | 80M0D7W |
| 1 | 2 | 11405.00000000 | | 80M0G7W |
| 1 | 1 | 17980.00000000 | | 80M0D7W |
| 1 | 1 | 17980.00000000 | | 80M0D7W |
| 1 | 1 | 17980.00000000 | | 80M0D7W |
| 1 | 1 | 17980.00000000 | | 80M0D7W |
| 1 | 1 | 17980.00000000 | | 80M0D7W |
| 1 | 1 | 17980.00000000 | | 80M0D7W |
| 1 | 1 | 17980.00000000 | | 80M0D7W |
| 1 | 1 | 17980.00000000 | | 80M0D7W |
| 1 | 1 | 17980.00000000 | | 80M0D7W |
| 1 | 1 | 17980.00000000 | | 80M0G7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 5103 HWY F, PERRYVILLE, PERRY, MO | 37.61447222, -89.79425000 | 167.000 m | LTOWER | 76.200 m structure / 77.100 m overall | N |
| 2 | R | | 37.62169444, -89.75786111 | 161.800 m | | | |
| 3 | R | | 37.63925000, -89.61755556 | 178.300 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | RFS SC2-190C | | S | 39.2000 | 76.0000 | | |
| 1 | 2 | R | RFS SC2-190C | | | 39.2000 | 0.0000 | | |
| 1 | 3 | R | RFS SC3-W100B | | | 38.6000 | 0.0000 | | |
| 2 | 1 | T | RFS SC3-W100B | | S | 38.6000 | 79.9000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2024-01-30 | WRKW891 | LITRAN |
| 2023-07-13 | WRKW891 | LITRAN |
| 2023-02-24 | WRKW891 | LIMOD |
| 2022-12-08 | WRKW891 | LIMOD |
| 2021-02-24 | WRKW891 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4393692 | 2026-08-02 02:47:17 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRKW891 | ULS 4393692 | 2026-08-02 02:47:17 |
| Status | A | ULS 4393692 | 2026-08-02 02:47:17 |
| Service | MG | ULS 4393692 | 2026-08-02 02:47:17 |
| Grant Date | 2021-02-24 | ULS 4393692 | 2026-08-02 02:47:17 |
| Expiration Date | 2031-02-24 | ULS 4393692 | 2026-08-02 02:47:17 |