Universal Licensing System
WQZJ818
Northstar Alarm & Suppression System, LLC
License details
| ULS identifier | 3927593 |
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| Call sign | WQZJ818 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2017-06-09 |
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| Expiration | 2027-06-09 |
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| Frequency range | 451.8 - 469.28125 MHz (7 frequencies) |
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| Locations | 2 |
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| Representative location | Manassas, MANASSAS CITY, VA |
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| Coordinates | 38.7459444, -77.5133611 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:22:08 |
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Licensee
| Name | Northstar Alarm & Suppression System, LLC |
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| Applicant type | L |
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| FRN | 0026465724 |
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| Location | San Antonio, TX |
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| Address | 12819 Wetmore Road, San Antonio, TX, 782473628 |
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| Phone | 8307084979 |
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| Email | [email protected] |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MOI | 451.80000000 | | | 5.000000 | 5.000000 | |
| 3 | 1 | FB | 452.10000000 | | | 45.000000 | 45.000000 | |
| 4 | 1 | MO | 452.10000000 | | | 5.000000 | 5.000000 | |
| 2 | 1 | MO | 452.86250000 | | | 5.000000 | 5.000000 | |
| 2 | 1 | MO | 456.70625000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MOI | 456.80000000 | | | 5.000000 | 5.000000 | |
| 5 | 1 | FB2 | 464.28125000 | | | 40.000000 | 40.000000 | |
| 6 | 1 | MO | 464.28125000 | | | 5.000000 | 5.000000 | |
| 6 | 1 | MO | 469.28125000 | | | 5.000000 | 5.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.80000000 | | 4K00F7W |
| 3 | 1 | 452.10000000 | | 4K00F7W |
| 4 | 1 | 452.10000000 | | 4K00F7W |
| 2 | 1 | 452.86250000 | | 4K00F7W |
| 2 | 1 | 456.70625000 | | 4K00F7W |
| 1 | 1 | 456.80000000 | | 4K00F7W |
| 5 | 1 | 464.28125000 | | 4K00F7W |
| 6 | 1 | 464.28125000 | | 4K00F7W |
| 6 | 1 | 469.28125000 | | 4K00F7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | TX | | | | | |
| 2 | T | Clarksville, MONTGOMERY, TN | 36.62911111, -87.25327778 | | | | N |
| 3 | T | 3501 Jim Johnson Rd, Clarksville, MONTGOMERY, TN | 36.62902778, -87.25327778 | 170.100 m | BANT | 4.600 m structure / 5.200 m overall | N |
| 4 | T | | | | | | N |
| 5 | T | 9600 Godwin Dr, Manassas, MANASSAS CITY, VA | 38.74594444, -77.51336111 | 61.000 m | BANT | 3.000 m structure / 6.000 m overall | N |
| 6 | T | | | | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | 0.600 m | | | | 6.200 | |
| 1 | 4 | T | | | | | | | |
| 1 | 5 | T | | 6.000 m | V | | | -15.200 | |
| 1 | 6 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 12819 Wetmore Road, San Antonio, TX | BEXAR | 8307084979 |
| 2 | 3501 Jim Johnson Road, Clarksville, TN | MONTGOMERY | 2709910710 |
| 3 | 9600 Godwin Dr, Manassas, VA | PRINCE WILLIAM | 8307084979 |
License history
| Date | File or call sign | Action |
|---|
| 2020-09-15 | WQZJ818 | LETCNS |
| 2019-12-11 | WQZJ818 | LIMOD |
| 2019-07-23 | WQZJ818 | LETCNS |
| 2018-10-18 | WQZJ818 | LIMOD |
| 2017-06-09 | WQZJ818 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 3927593 | 2026-08-02 01:22:08 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WQZJ818 | ULS 3927593 | 2026-08-02 01:22:08 |
| Status | A | ULS 3927593 | 2026-08-02 01:22:08 |
| Service | IG | ULS 3927593 | 2026-08-02 01:22:08 |
| Grant Date | 2017-06-09 | ULS 3927593 | 2026-08-02 01:22:08 |
| Expiration Date | 2027-06-09 | ULS 3927593 | 2026-08-02 01:22:08 |