Universal Licensing System
WPRT742
DURHAM SCHOOL SERVICES
License details
| ULS identifier | 1940987 |
|---|
| Call sign | WPRT742 |
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| Radio service | IG |
|---|
| Status | A |
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| Grant date | 2025-12-02 |
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| Expiration | 2036-01-25 |
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| Frequency range | 151.6475 MHz |
|---|
| Locations | 2 |
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| Representative location | HARVARD, MCHENRY, IL |
|---|
| Coordinates | 42.4136389, -88.6137222 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:20:26 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB | 151.64750000 | | | 25.000000 | 80.000000 | |
| 2 | 1 | MO | 151.64750000 | | | 25.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 151.64750000 | | 11K2F3E |
| 2 | 1 | 151.64750000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 343 S DIVISION ST, HARVARD, MCHENRY, IL | 42.41363889, -88.61372222 | 306.000 m | B | 6.000 m structure / 12.000 m overall | |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 12.000 m | | | | 12.000 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 343 S DIVISION ST, HARVARD, IL | | 8159437060 |
License history
| Date | File or call sign | Action |
|---|
| 2025-12-02 | WPRT742 | LIREN |
| 2025-11-24 | WPRT742 | LETRES |
| 2025-07-14 | WPRT742 | LITRAN |
| 2016-02-19 | WPRT742 | LIREN |
| 2016-02-10 | WPRT742 | ESUAPR |
| 2015-11-02 | WPRT742 | LETRES |
| 2012-08-13 | WPRT742 | ESUFNR |
| 2012-08-13 | WPRT742 | ESUAPR |
| 2012-08-13 | WPRT742 | EFUFNR |
| 2012-08-13 | WPRT742 | EFUAPR |
| 2012-06-12 | WPRT742 | LIAUA |
| 2012-06-11 | WPRT742 | ESUAPR |
| 2012-05-24 | WPRT742 | ESUFNR |
| 2008-12-31 | WPRT742 | LIASS |
| 2008-12-05 | WPRT742 | LTSAPR |
| 2006-01-04 | WPRT742 | LIREN |
| 2005-11-10 | WPRT742 | LITRAN |
| 2005-11-09 | WPRT742 | COR |
| 2005-10-31 | WPRT742 | LETRES |
| 2005-09-14 | WPRT742 | LTSFRN |
| 2001-10-29 | WPRT742 | AUDOPR |
| 2001-02-01 | WPRT742 | AUTHPR |
| 2001-01-31 | WPRT742 | COR |
| 2001-01-31 | WPRT742 | INTDUP |
| 2001-01-25 | WPRT742 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1940987 | 2026-08-02 01:20:26 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPRT742 | ULS 1940987 | 2026-08-02 01:20:26 |
| Status | A | ULS 1940987 | 2026-08-02 01:20:26 |
| Service | IG | ULS 1940987 | 2026-08-02 01:20:26 |
| Grant Date | 2025-12-02 | ULS 1940987 | 2026-08-02 01:20:26 |
| Expiration Date | 2036-01-25 | ULS 1940987 | 2026-08-02 01:20:26 |