Universal Licensing System
WQIV409
Northrop Grumman Systems Corp.
License details
| ULS identifier | 3016328 |
|---|
| Call sign | WQIV409 |
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| Radio service | MG |
|---|
| Status | C |
|---|
| Grant date | 2018-04-19 |
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| Expiration | 2028-05-27 |
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| Cancellation | 2020-06-12 |
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| Frequency range | 23025 - 23175 MHz (3 frequencies) |
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| Locations | 4 |
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| Representative location | New York, BRONX, NY |
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| Coordinates | 40.8573333, -73.9166667 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:43:43 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 23025.00000000 | | | | | |
| 1 | 1 | FXO | 23025.00000000 | | | | | |
| 1 | 3 | FXO | 23075.00000000 | | | | | |
| 1 | 3 | FXO | 23075.00000000 | | | | | |
| 1 | 2 | FXO | 23175.00000000 | | | | | |
| 1 | 2 | FXO | 23175.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 23025.00000000 | | 50M0D7W |
| 1 | 1 | 23025.00000000 | | 50M0D7W |
| 1 | 3 | 23075.00000000 | | 50M0D7W |
| 1 | 3 | 23075.00000000 | | 50M0D7W |
| 1 | 2 | 23175.00000000 | | 50M0D7W |
| 1 | 2 | 23175.00000000 | | 50M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 1981-5 Segwick Ave, New York, BRONX, NY | 40.85733333, -73.91666667 | 21.300 m | B | 21.300 m structure / 21.300 m overall | |
| 2 | R | | 40.86788889, -73.92230556 | 15.500 m | | | |
| 3 | R | | 40.85072222, -73.92875000 | 56.100 m | | | |
| 4 | R | | 40.87472222, -73.90886111 | 6.100 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | Radiowaves Inc HPLP1-23 | | V | 35.1000 | 337.9000 | | |
| 1 | 2 | R | Radiowaves Inc HPLP1-23 | | | 35.1000 | | | |
| 1 | 3 | R | Radiowaves Inc HPLP1-23 | | | 35.1000 | | | |
| 1 | 4 | R | Radiowaves Inc HPLP1-23 | | | 35.1000 | | | |
| 2 | 1 | T | Radiowaves Inc HPLP1-23 | | V | 35.1000 | 234.2000 | | |
| 3 | 1 | T | Radiowaves Inc HPLP1-23 | | H | 35.1000 | 18.8000 | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 111 Livingston Street, 21st Floor, Brooklyn, NY | KINGS | 7184225614 |
License history
| Date | File or call sign | Action |
|---|
| 2020-06-13 | WQIV409 | LICAN |
| 2018-04-19 | WQIV409 | LIREN |
| 2018-03-05 | WQIV409 | LETRES |
| 2016-03-17 | WQIV409 | LIAUA |
| 2016-03-16 | WQIV409 | ESUAPR |
| 2012-12-06 | WQIV409 | LIAUA |
| 2012-12-06 | WQIV409 | ESUAPR |
| 2011-07-30 | WQIV409 | LIAUA |
| 2011-07-30 | WQIV409 | ESCAPR |
| 2011-07-29 | WQIV409 | EFUAPR |
| 2011-07-29 | WQIV409 | ESUAPR |
| 2011-03-31 | WQIV409 | LITRAN |
| 2011-01-28 | WQIV409 | ESUAPR |
| 2010-02-25 | WQIV409 | LIAUA |
| 2010-02-24 | WQIV409 | ESUAPR |
| 2010-01-29 | WQIV409 | ESUAPR |
| 2009-12-31 | WQIV409 | LIASS |
| 2009-12-23 | WQIV409 | ESUAPR |
| 2009-12-18 | WQIV409 | ESUAPR |
| 2009-11-20 | WQIV409 | ESUAPR |
| 2009-11-19 | WQIV409 | LIAUA |
| 2009-11-18 | WQIV409 | ESUAPR |
| 2009-09-01 | WQIV409 | LETCNS |
| 2009-03-19 | WQIV409 | LIMOD |
| 2009-02-13 | WQIV409 | ESUAPR |
| 2008-05-27 | WQIV409 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 3016328 | 2026-08-02 02:43:43 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQIV409 | ULS 3016328 | 2026-08-02 02:43:43 |
| Status | C | ULS 3016328 | 2026-08-02 02:43:43 |
| Service | MG | ULS 3016328 | 2026-08-02 02:43:43 |
| Grant Date | 2018-04-19 | ULS 3016328 | 2026-08-02 02:43:43 |
| Expiration Date | 2028-05-27 | ULS 3016328 | 2026-08-02 02:43:43 |
| Cancellation Date | 2020-06-12 | ULS 3016328 | 2026-08-02 02:43:43 |