Universal Licensing System
WPMK531
QR3 SECURITY INC
License details
| ULS identifier | 1796087 |
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| Call sign | WPMK531 |
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| Radio service | IG |
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| Status | C |
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| Grant date | 1998-08-24 |
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| Expiration | 2003-08-24 |
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| Cancellation | 2003-06-09 |
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| Frequency range | 152.48 - 157.74 MHz (2 frequencies) |
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| Locations | 1 |
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| Representative location | PORTAGE, KALAMAZOO, MI |
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| Coordinates | 42.2222778, -85.5944444 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:14:10 |
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Licensee
| Name | QR3 SECURITY INC |
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| Applicant type | C |
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| FRN | 0005140769 |
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| Location | NEW YORK, NY |
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| Address | 205 E 78TH ST APT 1A, NEW YORK, NY, 100211245 |
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| Phone | 2124390400 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
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| 1 | 1 | FB6 | 152.48000000 | | | 300.000000 | 300.000000 | |
| 1 | 1 | FB6 | 157.74000000 | | | 300.000000 | 300.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 152.48000000 | | 20K0F1D |
| 1 | 1 | 157.74000000 | | 20K0F1D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 6650 S WESTNEDGE, PORTAGE, KALAMAZOO, MI | 42.22227778, -85.59444444 | 268.000 m | BMAST | 7.000 m structure / 12.000 m overall | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | 12.000 m | V | | 360.0000 | 0.000 | |
Control points
| Number | Address | County | Phone |
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| 1 | 205 E 78TH ST #1A, NEW YORK, NY | | 2124390400 |
License history
| Date | File or call sign | Action |
|---|
| 2003-06-10 | WPMK531 | LICAN |
| 2003-06-02 | WPMK531 | LETRES |
| 2002-05-17 | WPMK531 | LETAUS |
| 2000-11-23 | WPMK531 | LICCNV |
| 1998-08-24 | WPMK531 | LIISS |
| 1998-08-24 | WPMK531 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1796087 | 2026-08-02 01:14:10 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPMK531 | ULS 1796087 | 2026-08-02 01:14:10 |
| Status | C | ULS 1796087 | 2026-08-02 01:14:10 |
| Service | IG | ULS 1796087 | 2026-08-02 01:14:10 |
| Grant Date | 1998-08-24 | ULS 1796087 | 2026-08-02 01:14:10 |
| Expiration Date | 2003-08-24 | ULS 1796087 | 2026-08-02 01:14:10 |
| Cancellation Date | 2003-06-09 | ULS 1796087 | 2026-08-02 01:14:10 |