Universal Licensing System
WHX408
IMPERIAL MARINE INC
License details
| ULS identifier | 1978798 |
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| Call sign | WHX408 |
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| Radio service | MC |
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| Status | E |
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| Grant date | 2004-04-08 |
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| Expiration | 2014-06-02 |
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| Cancellation | 2014-08-02 |
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| Frequency range | 156.425 - 156.8 MHz (3 frequencies) |
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| Locations | 1 |
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| Representative location | JOPPA, HARFORD, MD |
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| Coordinates | 39.4073333, -76.3496944 |
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| Source archive | l_coast.zip |
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| Dataset refreshed | 2026-08-02 02:08:27 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FCL | 156.42500000 | | | 50.000000 | | |
| 1 | 1 | FCL | 156.45000000 | | | 50.000000 | | |
| 1 | 1 | FCL | 156.80000000 | | | 50.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 156.42500000 | | 16K0F3E |
| 1 | 1 | 156.45000000 | | 16K0F3E |
| 1 | 1 | 156.80000000 | | 16K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 510 RIVIERA DR, JOPPA, HARFORD, MD | 39.40733333, -76.34969444 | 2.000 m | B | 7.000 m overall | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 10.000 m | | | | | |
License history
| Date | File or call sign | Action |
|---|
| 2014-08-02 | WHX408 | LIEXP |
| 2014-03-10 | WHX408 | LETRES |
| 2004-03-08 | WHX408 | LETRES |
| 2001-04-27 | WHX408 | LICCNV |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1978798 | 2026-08-02 02:08:27 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WHX408 | ULS 1978798 | 2026-08-02 02:08:27 |
| Status | E | ULS 1978798 | 2026-08-02 02:08:27 |
| Service | MC | ULS 1978798 | 2026-08-02 02:08:27 |
| Grant Date | 2004-04-08 | ULS 1978798 | 2026-08-02 02:08:27 |
| Expiration Date | 2014-06-02 | ULS 1978798 | 2026-08-02 02:08:27 |
| Cancellation Date | 2014-08-02 | ULS 1978798 | 2026-08-02 02:08:27 |