Universal Licensing System
KSH640
ROY STROM EXCAVATING & GRADING COMPANY
License details
| ULS identifier | 1776360 |
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| Call sign | KSH640 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2013-07-12 |
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| Expiration | 2023-02-11 |
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| Cancellation | 2023-04-15 |
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| Frequency range | 152.9 - 158.415 MHz (3 frequencies) |
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| Locations | 2 |
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| Representative location | MAYWOOD, COOK, IL |
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| Coordinates | 41.8769722, -87.8308889 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:15:25 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 2 | FB | 152.90000000 | | | 120.000000 | 310.000000 | |
| 2 | 1 | MO | 152.90000000 | | | 110.000000 | 110.000000 | |
| 1 | 1 | FB2 | 153.66500000 | | | 100.000000 | 200.000000 | |
| 2 | 1 | MO | 153.66500000 | | | 40.000000 | 40.000000 | |
| 2 | 1 | MO | 158.41500000 | | | 40.000000 | 40.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 2 | 152.90000000 | | 11K2F3E |
| 1 | 2 | 152.90000000 | | 7K60FXE |
| 2 | 1 | 152.90000000 | | 7K60FXE |
| 2 | 1 | 152.90000000 | | 11K2F3E |
| 1 | 1 | 153.66500000 | | 7K60FXE |
| 1 | 1 | 153.66500000 | | 11K2F3E |
| 2 | 1 | 153.66500000 | | 7K60FXE |
| 2 | 1 | 153.66500000 | | 11K2F3E |
| 2 | 1 | 158.41500000 | | 7K60FXE |
| 2 | 1 | 158.41500000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 1201 GREENWOOD AVENUE, MAYWOOD, COOK, IL | 41.87697222, -87.83088889 | 191.000 m | B | 22.000 m structure / 22.000 m overall | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 22.000 m | | | | 22.000 | |
| 1 | 2 | T | | | | | | | |
| 2 | 1 | T | | 22.000 m | | | | 22.000 | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 1201 GREENWOOD AVENUE, MAYWOOD, IL | COOK | 7083445000 |
License history
| Date | File or call sign | Action |
|---|
| 2023-04-15 | KSH640 | LIEXP |
| 2022-11-21 | KSH640 | LETRES |
| 2013-07-12 | KSH640 | LIREN |
| 2012-11-19 | KSH640 | LETRES |
| 2009-09-24 | KSH640 | LIAUA |
| 2009-09-23 | KSH640 | ESCAPR |
| 2002-11-26 | KSH640 | LIREN |
| 2002-11-18 | KSH640 | LETRES |
| 2001-11-19 | KSH640 | AUDOPR |
| 2000-11-23 | KSH640 | LICCNV |
| 1999-06-04 | KSH640 | LIMOD |
| 1999-06-04 | KSH640 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1776360 | 2026-08-02 01:15:25 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KSH640 | ULS 1776360 | 2026-08-02 01:15:25 |
| Status | E | ULS 1776360 | 2026-08-02 01:15:25 |
| Service | IG | ULS 1776360 | 2026-08-02 01:15:25 |
| Grant Date | 2013-07-12 | ULS 1776360 | 2026-08-02 01:15:25 |
| Expiration Date | 2023-02-11 | ULS 1776360 | 2026-08-02 01:15:25 |
| Cancellation Date | 2023-04-15 | ULS 1776360 | 2026-08-02 01:15:25 |