Universal Licensing System
KNS590
LENNY HOFFMAN EXCAVATING INC
License details
| ULS identifier | 1636264 |
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| Call sign | KNS590 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2002-01-17 |
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| Expiration | 2011-11-20 |
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| Cancellation | 2012-01-21 |
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| Frequency range | 471.4375 - 474.4375 MHz (2 frequencies) |
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| Locations | 4 |
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| Representative location | CHICAGO, COOK, IL |
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| Coordinates | 41.9016944, -87.6286667 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:09:08 |
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Licensee
| Name | LENNY HOFFMAN EXCAVATING INC |
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| Applicant type | C |
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| FRN | 0002845964 |
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| Location | WILMETTE, IL |
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| Address | 3636 LAKE AVE, WILMETTE, IL, 60091 |
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| Phone | 7082563800 |
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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 | FB2 | 471.43750000 | | | 70.000000 | 200.000000 | |
| 2 | 1 | FX1 | 474.43750000 | | | 10.000000 | 55.000000 | |
| 3 | 1 | FX1 | 474.43750000 | | | 10.000000 | 163.000000 | |
| 4 | 1 | MO | 474.43750000 | | | 75.000000 | 150.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 471.43750000 | | 20K0F3E |
| 2 | 1 | 474.43750000 | | 20K0F3E |
| 3 | 1 | 474.43750000 | | 20K0F3E |
| 4 | 1 | 474.43750000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | 1030 N STATE ST, CHICAGO, COOK, IL | 41.90169444, -87.62866667 | 180.000 m | | 194.000 m structure / 194.000 m overall | N |
| 2 | T | 3636 LAKE AVE, WILMETTE, COOK, IL | 42.08308333, -87.76644444 | 191.000 m | | 5.000 m structure / 5.000 m overall | N |
| 3 | T | 265 E FRONTAGE RD, NORTHFIELD, COOK, IL | 42.09891667, -87.76505556 | 190.000 m | | 7.000 m structure / 7.000 m overall | N |
| 4 | T | COOK, IL | 41.90169444, -87.62866667 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | 194.000 m | | | | 192.000 | |
| 1 | 2 | T | | 5.000 m | | | | 5.000 | |
| 1 | 3 | T | | 7.000 m | | | | 7.000 | |
| 1 | 4 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 3636 LAKE AVE, WILMETTE, IL | | 7082563800 |
License history
| Date | File or call sign | Action |
|---|
| 2012-01-21 | KNS590 | LIEXP |
| 2011-08-29 | KNS590 | LETRES |
| 2002-01-17 | KNS590 | LIREN |
| 2001-11-20 | KNS590 | LITIN |
| 2001-11-05 | KNS590 | AUDOPR |
| 2001-08-27 | KNS590 | LETRES |
| 2000-11-23 | KNS590 | LICCNV |
| 1996-10-08 | KNS590 | AUTHPR |
| 1996-10-08 | KNS590 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 1636264 | 2026-08-02 01:09:08 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | KNS590 | ULS 1636264 | 2026-08-02 01:09:08 |
| Status | E | ULS 1636264 | 2026-08-02 01:09:08 |
| Service | IG | ULS 1636264 | 2026-08-02 01:09:08 |
| Grant Date | 2002-01-17 | ULS 1636264 | 2026-08-02 01:09:08 |
| Expiration Date | 2011-11-20 | ULS 1636264 | 2026-08-02 01:09:08 |
| Cancellation Date | 2012-01-21 | ULS 1636264 | 2026-08-02 01:09:08 |