Universal Licensing System
KNCN540
GUARDIAN ALARM CO INC
License details
| ULS identifier | 1617667 |
|---|
| Call sign | KNCN540 |
|---|
| Radio service | IG |
|---|
| Status | A |
|---|
| Grant date | 2022-05-17 |
|---|
| Expiration | 2032-06-17 |
|---|
| Frequency range | 468.35 MHz |
|---|
| Locations | 3 |
|---|
| Representative location | SOUTHFIELD, OAKLAND, MI |
|---|
| Coordinates | 42.4894722, -83.2968889 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:21:53 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 2 | 1 | FB2 | 463.35000000 | | | 75.000000 | 60.000000 | |
| 3 | 1 | MO | 463.35000000 | | | 30.000000 | | |
| 1 | 1 | FX1 | 468.35000000 | | | 5.000000 | 5.000000 | |
| 3 | 1 | MO | 468.35000000 | | | 30.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 2 | 1 | 463.35000000 | | 11K0F3E |
| 3 | 1 | 463.35000000 | | 11K0F3E |
| 1 | 1 | 468.35000000 | | 11K0F3E |
| 3 | 1 | 468.35000000 | | 11K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | MI | | | | | |
| 2 | T | 27777 FRANKLIN RD, SOUTHFIELD, OAKLAND, MI | 42.48947222, -83.29688889 | 212.000 m | | | N |
| 3 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
| 1 | 2 | T | | 116.000 m | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 20800 SOUTHFIELD RD, SOUTHFIELD, MI | | 3134231000 |
License history
| Date | File or call sign | Action |
|---|
| 2022-05-17 | KNCN540 | LIREN |
| 2017-02-28 | KNCN540 | LITRAN |
| 2012-12-29 | KNCN540 | LIMOD |
| 2012-12-29 | KNCN540 | ESCAPR |
| 2012-06-13 | KNCN540 | LIREN |
| 2012-06-12 | KNCN540 | ESCAPR |
| 2012-03-26 | KNCN540 | LETRES |
| 2002-06-07 | KNCN540 | LIREN |
| 2002-03-25 | KNCN540 | LETRES |
| 2001-11-09 | KNCN540 | AUDOPR |
| 2000-11-23 | KNCN540 | LICCNV |
| 1997-06-13 | KNCN540 | AUTHPR |
| 1997-06-13 | KNCN540 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1617667 | 2026-08-02 01:21:53 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KNCN540 | ULS 1617667 | 2026-08-02 01:21:53 |
| Status | A | ULS 1617667 | 2026-08-02 01:21:53 |
| Service | IG | ULS 1617667 | 2026-08-02 01:21:53 |
| Grant Date | 2022-05-17 | ULS 1617667 | 2026-08-02 01:21:53 |
| Expiration Date | 2032-06-17 | ULS 1617667 | 2026-08-02 01:21:53 |