Universal Licensing System
KNAI377
REGIONAL TRANSPORTATION AUTHORITY
License details
| ULS identifier | 1912087 |
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| Call sign | KNAI377 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2024-11-27 |
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| Expiration | 2035-02-03 |
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| Frequency range | 452.825 - 457.825 MHz (2 frequencies) |
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| Locations | 3 |
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| Representative location | WOODSTOCK, MCHENRY, IL |
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| Coordinates | 42.3043611, -88.4289444 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:13:24 |
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Licensee
| Name | REGIONAL TRANSPORTATION AUTHORITY |
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| Applicant type | G |
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| FRN | 0002846012 |
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| Location | ARLINGTON HEIGHTS, IL |
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| Address | 550 W ALGONQUIN RD, ARLINGTON HEIGHTS, IL, 60005 |
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| Phone | 8472282488 |
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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 | FB2 | 452.82500000 | | | 75.000000 | 200.000000 | |
| 3 | 1 | MO | 452.82500000 | | | 35.000000 | 35.000000 | |
| 2 | 1 | FX1 | 457.82500000 | | | 10.000000 | 50.000000 | |
| 3 | 1 | MO | 457.82500000 | | | 35.000000 | 35.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 452.82500000 | | 11K2F3E |
| 3 | 1 | 452.82500000 | | 11K2F3E |
| 2 | 1 | 457.82500000 | | 11K2F3E |
| 3 | 1 | 457.82500000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 1146 MCCONNELL RD, WOODSTOCK, MCHENRY, IL | 42.30436111, -88.42894444 | 286.500 m | TOWER | 76.900 m structure / 79.400 m overall | N |
| 2 | T | IL | | | | | |
| 3 | T | | | | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 76.900 m | | | | 95.100 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 5007 PRIME PKY, MCHENRY, IL | MCHENRY | 8153634323 |
License history
| Date | File or call sign | Action |
|---|
| 2024-11-27 | KNAI377 | LIREN |
| 2024-11-11 | KNAI377 | LETRES |
| 2016-09-14 | KNAI377 | LIAUA |
| 2016-09-13 | KNAI377 | ESUAPR |
| 2014-11-11 | KNAI377 | LIREN |
| 2014-11-10 | KNAI377 | LETRES |
| 2014-11-05 | KNAI377 | ESURNW |
| 2011-01-25 | KNAI377 | LIMOD |
| 2010-11-30 | KNAI377 | ESUAPR |
| 2004-11-17 | KNAI377 | LTSAPR |
| 2004-11-17 | KNAI377 | LIREN |
| 2004-11-08 | KNAI377 | LETRES |
| 2002-02-07 | KNAI377 | LIMOD |
| 2001-10-25 | KNAI377 | AUDOPR |
| 2000-11-24 | KNAI377 | LICCNV |
| 1999-12-09 | KNAI377 | AUTHPR |
| 1999-12-09 | KNAI377 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1912087 | 2026-08-02 01:13:24 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | KNAI377 | ULS 1912087 | 2026-08-02 01:13:24 |
| Status | A | ULS 1912087 | 2026-08-02 01:13:24 |
| Service | IG | ULS 1912087 | 2026-08-02 01:13:24 |
| Grant Date | 2024-11-27 | ULS 1912087 | 2026-08-02 01:13:24 |
| Expiration Date | 2035-02-03 | ULS 1912087 | 2026-08-02 01:13:24 |