Universal Licensing System
WPDZ817
TELECOM RELAY SERVICES, INC.
License details
| ULS identifier | 1715172 |
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| Call sign | WPDZ817 |
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| Radio service | YG |
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| Status | C |
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| Grant date | 2003-12-03 |
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| Expiration | 2014-01-03 |
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| Cancellation | 2005-08-01 |
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| Frequency range | 461.5 - 466.5 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | MINOOKA, GRUNDY, IL |
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| Coordinates | 41.4964167, -88.2989444 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:14:20 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB6 | 461.50000000 | | | 100.000000 | 250.000000 | |
| 2 | 1 | MO | 461.50000000 | | | 50.000000 | 50.000000 | |
| 2 | 1 | MO | 466.50000000 | | | 50.000000 | 50.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 461.50000000 | | 20K0F3E |
| 2 | 1 | 461.50000000 | | 20K0F3E |
| 2 | 1 | 466.50000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 2 MILES SOUTH OF RT 52 IN SEWARD TOWNSHIP, MINOOKA, GRUNDY, IL | 41.49641667, -88.29894444 | 174.000 m | TOWER | 122.000 m structure / 128.000 m overall | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 128.000 m | | | | 119.000 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 933 W JEFFERSON ST, JOLIET, IL | | 8157234981 |
| 2 | 302 PRAIRE AVE, LOCKPORT, IL | WILL | 8157234981 |
License history
| Date | File or call sign | Action |
|---|
| 2005-08-02 | WPDZ817 | LICAN |
| 2003-12-03 | WPDZ817 | LIREN |
| 2003-10-06 | WPDZ817 | LETRES |
| 2002-01-22 | WPDZ817 | LIMOD |
| 2001-11-28 | WPDZ817 | AUDOPR |
| 2001-02-27 | WPDZ817 | AUTHPR |
| 2001-02-26 | WPDZ817 | COR |
| 2001-02-26 | WPDZ817 | INTDUP |
| 2000-11-23 | WPDZ817 | LICCNV |
| 1998-10-22 | WPDZ817 | AUTHPR |
| 1998-10-22 | WPDZ817 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1715172 | 2026-08-02 01:14:20 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPDZ817 | ULS 1715172 | 2026-08-02 01:14:20 |
| Status | C | ULS 1715172 | 2026-08-02 01:14:20 |
| Service | YG | ULS 1715172 | 2026-08-02 01:14:20 |
| Grant Date | 2003-12-03 | ULS 1715172 | 2026-08-02 01:14:20 |
| Expiration Date | 2014-01-03 | ULS 1715172 | 2026-08-02 01:14:20 |
| Cancellation Date | 2005-08-01 | ULS 1715172 | 2026-08-02 01:14:20 |