Universal Licensing System
WQQJ773
Southern Research Institute
License details
| ULS identifier | 3435799 |
|---|
| Call sign | WQQJ773 |
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| Radio service | IG |
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| Status | C |
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| Grant date | 2013-01-09 |
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| Expiration | 2023-01-09 |
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| Cancellation | 2021-10-22 |
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| Frequency range | 451.4375 - 456.6375 MHz (4 frequencies) |
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| Locations | 1 |
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| Representative location | Frederick, FREDERICK, MD |
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| Coordinates | 39.4188056, -77.3791389 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:20:52 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 451.43750000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 452.86250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 456.43750000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 456.63750000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.43750000 | | 11K2F3E |
| 1 | 1 | 452.86250000 | | 11K2F3E |
| 1 | 1 | 456.43750000 | | 11K2F3E |
| 1 | 1 | 456.63750000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | | Frederick, FREDERICK, MD | 39.41880556, -77.37913889 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 431 Aviation Way, Frederick, MD | FREDERICK | 3016943232 |
License history
| Date | File or call sign | Action |
|---|
| 2021-10-23 | WQQJ773 | LICAN |
| 2020-06-03 | WQQJ773 | LIAUA |
| 2014-02-12 | WQQJ773 | PNLISR |
| 2014-02-12 | WQQJ773 | LETTRS |
| 2013-10-19 | WQQJ773 | LETCNS |
| 2013-01-09 | WQQJ773 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 3435799 | 2026-08-02 01:20:52 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQQJ773 | ULS 3435799 | 2026-08-02 01:20:52 |
| Status | C | ULS 3435799 | 2026-08-02 01:20:52 |
| Service | IG | ULS 3435799 | 2026-08-02 01:20:52 |
| Grant Date | 2013-01-09 | ULS 3435799 | 2026-08-02 01:20:52 |
| Expiration Date | 2023-01-09 | ULS 3435799 | 2026-08-02 01:20:52 |
| Cancellation Date | 2021-10-22 | ULS 3435799 | 2026-08-02 01:20:52 |