Universal Licensing System
WSDI687
Schirm USA, Inc.
License details
| ULS identifier | 4967389 |
|---|
| Call sign | WSDI687 |
|---|
| Radio service | IG |
|---|
| Status | A |
|---|
| Grant date | 2024-06-14 |
|---|
| Expiration | 2034-06-14 |
|---|
| Frequency range | 452.6375 - 457.6375 MHz (3 frequencies) |
|---|
| Locations | 3 |
|---|
| Representative location | Ennis, ELLIS, TX |
|---|
| Coordinates | 32.3058333, -96.6133333 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:24:27 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 3 | 1 | MO | 451.61250000 | | | 4.000000 | 4.000000 | |
| 3 | 1 | MO | 452.11250000 | | | 4.000000 | 4.000000 | |
| 3 | 1 | MO | 452.63750000 | | | 4.000000 | 4.000000 | |
| 3 | 1 | MO | 456.61250000 | | | 4.000000 | 4.000000 | |
| 3 | 1 | MO | 457.63750000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | FB2 | 461.52500000 | | | 50.000000 | 50.000000 | |
| 2 | 1 | MO | 466.52500000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 3 | 1 | 451.61250000 | | 7K60FXD |
| 3 | 1 | 451.61250000 | | 7K60FXE |
| 3 | 1 | 451.61250000 | | 11K2F3E |
| 3 | 1 | 452.11250000 | | 7K60FXE |
| 3 | 1 | 452.11250000 | | 7K60FXD |
| 3 | 1 | 452.11250000 | | 11K2F3E |
| 3 | 1 | 452.63750000 | | 7K60FXD |
| 3 | 1 | 452.63750000 | | 7K60FXE |
| 3 | 1 | 452.63750000 | | 11K2F3E |
| 3 | 1 | 456.61250000 | | 11K2F3E |
| 3 | 1 | 456.61250000 | | 7K60FXE |
| 3 | 1 | 456.61250000 | | 7K60FXD |
| 3 | 1 | 457.63750000 | | 7K60FXD |
| 3 | 1 | 457.63750000 | | 11K2F3E |
| 3 | 1 | 457.63750000 | | 7K60FXE |
| 1 | 1 | 461.52500000 | | 7K60FXD |
| 1 | 1 | 461.52500000 | | 7K60FXE |
| 1 | 1 | 461.52500000 | | 11K2F3E |
| 2 | 1 | 466.52500000 | | 7K60FXE |
| 2 | 1 | 466.52500000 | | 7K60FXD |
| 2 | 1 | 466.52500000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 2801 S. Oak Grove Road, Ennis, ELLIS, TX | 32.30583333, -96.61333333 | 151.000 m | B | 7.300 m structure / 7.300 m overall | |
| 2 | T | | | | | | |
| 3 | T | Ennis, ELLIS, TX | 32.30583333, -96.61333333 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 3.100 m | | | | 19.300 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 2801 S. Oak Grove Road, Ennis, TX | ELLIS | 9728784400 |
License history
| Date | File or call sign | Action |
|---|
| 2025-03-18 | WSDI687 | LETCNS |
| 2024-06-14 | WSDI687 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4967389 | 2026-08-02 01:24:27 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WSDI687 | ULS 4967389 | 2026-08-02 01:24:27 |
| Status | A | ULS 4967389 | 2026-08-02 01:24:27 |
| Service | IG | ULS 4967389 | 2026-08-02 01:24:27 |
| Grant Date | 2024-06-14 | ULS 4967389 | 2026-08-02 01:24:27 |
| Expiration Date | 2034-06-14 | ULS 4967389 | 2026-08-02 01:24:27 |