Universal Licensing System
WPPD572
LAIDLAW TRANSIT INC
License details
| ULS identifier | 1816739 |
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| Call sign | WPPD572 |
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| Radio service | IG |
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| Status | C |
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| Grant date | 1999-11-02 |
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| Expiration | 2004-11-02 |
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| Cancellation | 2004-10-22 |
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| Frequency range | 452 - 457 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | IL |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:15:23 |
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Licensee
| Name | LAIDLAW TRANSIT INC |
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| Applicant type | C |
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| FRN | 0004569828 |
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| Location | NAPERVILLE, IL |
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| Address | 1240 E DIEHL ROAD, NAPERVILLE, IL, 60563 |
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| Phone | 6309550003 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 452.00000000 | | | 100.000000 | 220.000000 | |
| 2 | 1 | FB2 | 452.00000000 | | | 100.000000 | 220.000000 | |
| 3 | 1 | FX1 | 457.00000000 | | | 25.000000 | 60.000000 | |
| 4 | 1 | MO | 457.00000000 | | | 25.000000 | 25.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 452.00000000 | | 20K0F3E |
| 2 | 1 | 452.00000000 | | 20K0F3E |
| 3 | 1 | 457.00000000 | | 20K0F3E |
| 4 | 1 | 457.00000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 260 W 63RD ST, WESTMONT, DUPAGE, IL | 41.77419444, -87.97894444 | 225.000 m | TOWER | 58.000 m structure / 58.000 m overall | N |
| 2 | T | N.S. JANET LANE, 1E KITTY LANE, CHICAGO RIDGE, COOK, IL | 41.70863889, -87.78394444 | 183.000 m | TOWER | 122.000 m structure / 122.000 m overall | N |
| 3 | T | IL | | | | | |
| 4 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 58.000 m | | | | 75.000 | |
| 1 | 2 | T | | 122.000 m | | | | 123.000 | |
| 1 | 3 | T | | | | | | | |
| 1 | 4 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 260 W 63RD ST, WESTMONT, IL | | 6309642500 |
License history
| Date | File or call sign | Action |
|---|
| 2004-10-23 | WPPD572 | LICAN |
| 2004-08-09 | WPPD572 | LETRES |
| 2003-06-23 | WPPD572 | LITRAN |
| 2003-01-31 | WPPD572 | LITRAN |
| 2001-10-12 | WPPD572 | AUDOPR |
| 2000-11-23 | WPPD572 | LICCNV |
| 1999-11-02 | WPPD572 | AUTHPR |
| 1999-11-02 | WPPD572 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1816739 | 2026-08-02 01:15:23 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPPD572 | ULS 1816739 | 2026-08-02 01:15:23 |
| Status | C | ULS 1816739 | 2026-08-02 01:15:23 |
| Service | IG | ULS 1816739 | 2026-08-02 01:15:23 |
| Grant Date | 1999-11-02 | ULS 1816739 | 2026-08-02 01:15:23 |
| Expiration Date | 2004-11-02 | ULS 1816739 | 2026-08-02 01:15:23 |
| Cancellation Date | 2004-10-22 | ULS 1816739 | 2026-08-02 01:15:23 |