Universal Licensing System
WSND539
IMPLECHO
License details
| ULS identifier | 5316957 |
|---|
| Call sign | WSND539 |
|---|
| Radio service | IG |
|---|
| Status | A |
|---|
| Grant date | 2026-06-10 |
|---|
| Expiration | 2026-06-25 |
|---|
| Frequency range | 451.2375 - 456.7625 MHz (8 frequencies) |
|---|
| Locations | 2 |
|---|
| Representative location | Norfolk, VA |
|---|
| Coordinates | 36.8455278, -76.2893333 |
|---|
| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:24:18 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 451.23750000 | | | 8.000000 | 8.000000 | |
| 1 | 1 | FB2 | 451.51250000 | | | 8.000000 | 8.000000 | |
| 1 | 1 | FB2 | 451.73750000 | | | 8.000000 | 8.000000 | |
| 1 | 1 | FB2 | 451.76250000 | | | 8.000000 | 8.000000 | |
| 2 | 1 | MO | 456.23750000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MO | 456.51250000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MO | 456.73750000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MO | 456.76250000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.23750000 | | 11K0F3E |
| 1 | 1 | 451.23750000 | | 7K60FXE |
| 1 | 1 | 451.23750000 | | 7K60FXD |
| 1 | 1 | 451.51250000 | | 7K60FXD |
| 1 | 1 | 451.51250000 | | 11K0F3E |
| 1 | 1 | 451.51250000 | | 7K60FXE |
| 1 | 1 | 451.73750000 | | 11K0F3E |
| 1 | 1 | 451.73750000 | | 7K60FXE |
| 1 | 1 | 451.73750000 | | 7K60FXD |
| 1 | 1 | 451.76250000 | | 7K60FXE |
| 1 | 1 | 451.76250000 | | 11K0F3E |
| 1 | 1 | 451.76250000 | | 7K60FXD |
| 2 | 1 | 456.23750000 | | 7K60FXD |
| 2 | 1 | 456.23750000 | | 11K0F3E |
| 2 | 1 | 456.23750000 | | 7K60FXE |
| 2 | 1 | 456.51250000 | | 7K60FXD |
| 2 | 1 | 456.51250000 | | 11K0F3E |
| 2 | 1 | 456.51250000 | | 7K60FXE |
| 2 | 1 | 456.73750000 | | 7K60FXE |
| 2 | 1 | 456.73750000 | | 11K0F3E |
| 2 | 1 | 456.73750000 | | 7K60FXD |
| 2 | 1 | 456.76250000 | | 7K60FXD |
| 2 | 1 | 456.76250000 | | 7K60FXE |
| 2 | 1 | 456.76250000 | | 11K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 321 E Main St, Norfolk, VA | 36.84552778, -76.28933333 | 3.000 m | B | 30.000 m structure / 30.000 m overall | |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 23.000 m | | | | 23.600 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 321 E Main St, Norfolk, VA | | 6307687790 |
Special conditions
| Type | Condition code |
|---|
| P | 5004 |
| T | 1003 |
License history
| Date | File or call sign | Action |
|---|
| 2026-06-10 | WSND539 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 5316957 | 2026-08-02 01:24:18 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WSND539 | ULS 5316957 | 2026-08-02 01:24:18 |
| Status | A | ULS 5316957 | 2026-08-02 01:24:18 |
| Service | IG | ULS 5316957 | 2026-08-02 01:24:18 |
| Grant Date | 2026-06-10 | ULS 5316957 | 2026-08-02 01:24:18 |
| Expiration Date | 2026-06-25 | ULS 5316957 | 2026-08-02 01:24:18 |