Universal Licensing System
WSKB943
Mark Twain Communications Company
License details
| ULS identifier | 5199842 |
|---|
| Call sign | WSKB943 |
|---|
| Radio service | CF |
|---|
| Status | A |
|---|
| Grant date | 2025-09-16 |
|---|
| Expiration | 2035-09-16 |
|---|
| Frequency range | 17900 - 18060 MHz (2 frequencies) |
|---|
| Locations | 2 |
|---|
| Representative location | Palmyra, MARION, MO |
|---|
| Coordinates | 39.8058611, -91.5273333 |
|---|
| Source archive | l_micro.zip |
|---|
| Dataset refreshed | 2026-08-02 02:48:00 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 17900.00000000 | | | | | |
| 1 | 1 | FXO | 17900.00000000 | | | | | |
| 1 | 1 | FXO | 17900.00000000 | | | | | |
| 1 | 1 | FXO | 17900.00000000 | | | | | |
| 1 | 1 | FXO | 17900.00000000 | | | | | |
| 1 | 1 | FXO | 17900.00000000 | | | | | |
| 1 | 1 | FXO | 17900.00000000 | | | | | |
| 1 | 1 | FXO | 17900.00000000 | | | | | |
| 1 | 1 | FXO | 17900.00000000 | | | | | |
| 1 | 1 | FXO | 17900.00000000 | | | | | |
| 1 | 1 | FXO | 17900.00000000 | | | | | |
| 1 | 1 | FXO | 17900.00000000 | | | | | |
| 1 | 1 | FXO | 17900.00000000 | | | | | |
| 1 | 1 | FXO | 17900.00000000 | | | | | |
| 1 | 1 | FXO | 18060.00000000 | | | | | |
| 1 | 1 | FXO | 18060.00000000 | | | | | |
| 1 | 1 | FXO | 18060.00000000 | | | | | |
| 1 | 1 | FXO | 18060.00000000 | | | | | |
| 1 | 1 | FXO | 18060.00000000 | | | | | |
| 1 | 1 | FXO | 18060.00000000 | | | | | |
| 1 | 1 | FXO | 18060.00000000 | | | | | |
| 1 | 1 | FXO | 18060.00000000 | | | | | |
| 1 | 1 | FXO | 18060.00000000 | | | | | |
| 1 | 1 | FXO | 18060.00000000 | | | | | |
| 1 | 1 | FXO | 18060.00000000 | | | | | |
| 1 | 1 | FXO | 18060.00000000 | | | | | |
| 1 | 1 | FXO | 18060.00000000 | | | | | |
| 1 | 1 | FXO | 18060.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 17900.00000000 | | 74M0D7W |
| 1 | 1 | 17900.00000000 | | 74M0D7W |
| 1 | 1 | 17900.00000000 | | 74M0D7W |
| 1 | 1 | 17900.00000000 | | 74M0D7W |
| 1 | 1 | 17900.00000000 | | 74M0D7W |
| 1 | 1 | 17900.00000000 | | 74M0D7W |
| 1 | 1 | 17900.00000000 | | 74M0D7W |
| 1 | 1 | 17900.00000000 | | 74M0D7W |
| 1 | 1 | 17900.00000000 | | 74M0D7W |
| 1 | 1 | 17900.00000000 | | 74M0D7W |
| 1 | 1 | 17900.00000000 | | 74M0D7W |
| 1 | 1 | 17900.00000000 | | 74M0D7W |
| 1 | 1 | 17900.00000000 | | 74M0D7W |
| 1 | 1 | 17900.00000000 | | 74M0D7W |
| 1 | 1 | 18060.00000000 | | 74M0D7W |
| 1 | 1 | 18060.00000000 | | 74M0D7W |
| 1 | 1 | 18060.00000000 | | 74M0D7W |
| 1 | 1 | 18060.00000000 | | 74M0D7W |
| 1 | 1 | 18060.00000000 | | 74M0D7W |
| 1 | 1 | 18060.00000000 | | 74M0D7W |
| 1 | 1 | 18060.00000000 | | 74M0D7W |
| 1 | 1 | 18060.00000000 | | 74M0D7W |
| 1 | 1 | 18060.00000000 | | 74M0D7W |
| 1 | 1 | 18060.00000000 | | 74M0D7W |
| 1 | 1 | 18060.00000000 | | 74M0D7W |
| 1 | 1 | 18060.00000000 | | 74M0D7W |
| 1 | 1 | 18060.00000000 | | 74M0D7W |
| 1 | 1 | 18060.00000000 | | 74M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | Suter Street, Palmyra, MARION, MO | 39.80586111, -91.52733333 | 190.400 m | TANK | 30.500 m structure / 36.600 m overall | |
| 2 | R | | 39.75780556, -91.48250000 | 212.400 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | ERICSSON ANT3 A 1.2 18 HPX | | S | 44.4000 | 144.2000 | | |
| 1 | 2 | R | ERICSSON ANT3 A 1.2 18 HPX | | | 44.4000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2025-09-16 | WSKB943 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 5199842 | 2026-08-02 02:48:00 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WSKB943 | ULS 5199842 | 2026-08-02 02:48:00 |
| Status | A | ULS 5199842 | 2026-08-02 02:48:00 |
| Service | CF | ULS 5199842 | 2026-08-02 02:48:00 |
| Grant Date | 2025-09-16 | ULS 5199842 | 2026-08-02 02:48:00 |
| Expiration Date | 2035-09-16 | ULS 5199842 | 2026-08-02 02:48:00 |