Universal Licensing System
WPKN333
DuPont Specialty Products USA, LLC
License details
| ULS identifier | 1588746 |
|---|
| Call sign | WPKN333 |
|---|
| Radio service | GU |
|---|
| Status | C |
|---|
| Grant date | 2012-05-03 |
|---|
| Expiration | 2022-05-07 |
|---|
| Cancellation | 2021-03-29 |
|---|
| Frequency range | 897.6375 - 936.6625 MHz (4 frequencies) |
|---|
| Locations | 2 |
|---|
| Representative location | US |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:22:48 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 2 | 1 | MOI | 897.63750000 | | | 15.000000 | 20.000000 | |
| 2 | 1 | MOI | 897.66250000 | | | 15.000000 | 20.000000 | |
| 1 | 1 | FB2T | 936.63750000 | | | 15.000000 | 20.000000 | |
| 1 | 1 | FB2T | 936.66250000 | | | 15.000000 | 20.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 2 | 1 | 897.63750000 | | 13K6F3E |
| 2 | 1 | 897.66250000 | | 13K6F3E |
| 1 | 1 | 936.63750000 | | 13K6F3E |
| 1 | 1 | 936.66250000 | | 13K6F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | US | | | | | |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 1007 MARKET ST, WILMINGTON, DE | | 3027743047 |
Special conditions
| Type | Condition code |
|---|
| P | 1035 |
| P | 4020 |
License history
| Date | File or call sign | Action |
|---|
| 2021-03-30 | WPKN333 | LICAN |
| 2019-06-01 | WPKN333 | LIASS |
| 2017-08-31 | WPKN333 | LITRAN |
| 2014-12-17 | WPKN333 | LIAUA |
| 2014-12-16 | WPKN333 | ESUAPR |
| 2012-05-03 | WPKN333 | LIREN |
| 2012-02-13 | WPKN333 | LETRES |
| 2010-12-21 | WPKN333 | LIAUA |
| 2010-12-20 | WPKN333 | ESUAPR |
| 2004-11-16 | WPKN333 | LIAUA |
| 2004-11-15 | WPKN333 | ESUAPR |
| 2004-11-13 | WPKN333 | LIAUA |
| 2004-11-12 | WPKN333 | ESUAPR |
| 2003-11-06 | WPKN333 | LIAUA |
| 2003-11-05 | WPKN333 | LIAUA |
| 2003-04-22 | WPKN333 | LIAUA |
| 2002-05-02 | WPKN333 | LIREN |
| 2002-02-11 | WPKN333 | LETRES |
| 2000-11-22 | WPKN333 | LICCNV |
| 1997-05-08 | WPKN333 | AUTHPR |
| 1997-05-07 | WPKN333 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1588746 | 2026-08-02 01:22:48 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPKN333 | ULS 1588746 | 2026-08-02 01:22:48 |
| Status | C | ULS 1588746 | 2026-08-02 01:22:48 |
| Service | GU | ULS 1588746 | 2026-08-02 01:22:48 |
| Grant Date | 2012-05-03 | ULS 1588746 | 2026-08-02 01:22:48 |
| Expiration Date | 2022-05-07 | ULS 1588746 | 2026-08-02 01:22:48 |
| Cancellation Date | 2021-03-29 | ULS 1588746 | 2026-08-02 01:22:48 |