Universal Licensing System
WPKR447
DURHAM SCHOOL SERVICES
License details
| ULS identifier | 1922644 |
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| Call sign | WPKR447 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2012-05-25 |
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| Expiration | 2022-06-13 |
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| Cancellation | 2022-08-13 |
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| Frequency range | 152.345 - 157.605 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | ROCKY HILL, HARTFORD, CT |
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| Coordinates | 41.6512222, -72.6798056 |
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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 | 152.34500000 | | | 50.000000 | 75.000000 | |
| 2 | 1 | MO | 157.60500000 | | | 45.000000 | 45.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 152.34500000 | | 11K2F3E |
| 1 | 1 | 152.34500000 | | 20K0F3E |
| 2 | 1 | 157.60500000 | | 20K0F3E |
| 2 | 1 | 157.60500000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 647 CROMWELL AVE, ROCKY HILL, HARTFORD, CT | 41.65122222, -72.67980556 | 55.000 m | BTWR | 15.000 m structure / 23.000 m overall | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 23.000 m | | | | 58.000 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 647 CROMWELL AVE, ROCKY HILL, CT | | 8605633212 |
Special conditions
| Type | Condition code |
|---|
| P | 4020 |
| P | 5071 |
License history
| Date | File or call sign | Action |
|---|
| 2022-08-13 | WPKR447 | LIEXP |
| 2022-03-21 | WPKR447 | LETRES |
| 2012-09-28 | WPKR447 | LIMOD |
| 2012-08-13 | WPKR447 | EFUFNR |
| 2012-08-13 | WPKR447 | ESUAPR |
| 2012-08-13 | WPKR447 | EFUAPR |
| 2012-08-13 | WPKR447 | ESUFNR |
| 2012-07-10 | WPKR447 | ESUAPR |
| 2012-06-12 | WPKR447 | LIAUA |
| 2012-06-11 | WPKR447 | ESUAPR |
| 2012-05-25 | WPKR447 | LIREN |
| 2012-05-24 | WPKR447 | ESUFNR |
| 2012-05-24 | WPKR447 | ESUAPR |
| 2012-03-19 | WPKR447 | LETRES |
| 2008-12-31 | WPKR447 | LIASS |
| 2008-12-04 | WPKR447 | ESCAPR |
| 2006-12-15 | WPKR447 | LITRAN |
| 2004-03-05 | WPKR447 | AUDOPR |
| 2002-06-12 | WPKR447 | LIREN |
| 2002-03-18 | WPKR447 | LETRES |
| 2000-11-24 | WPKR447 | LICCNV |
| 1997-06-13 | WPKR447 | LIISS |
| 1997-06-13 | WPKR447 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1922644 | 2026-08-02 01:20:26 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPKR447 | ULS 1922644 | 2026-08-02 01:20:26 |
| Status | E | ULS 1922644 | 2026-08-02 01:20:26 |
| Service | IG | ULS 1922644 | 2026-08-02 01:20:26 |
| Grant Date | 2012-05-25 | ULS 1922644 | 2026-08-02 01:20:26 |
| Expiration Date | 2022-06-13 | ULS 1922644 | 2026-08-02 01:20:26 |
| Cancellation Date | 2022-08-13 | ULS 1922644 | 2026-08-02 01:20:26 |