Universal Licensing System
WPPX603
POLYTOP CORPORATION
License details
| ULS identifier | 1821553 |
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| Call sign | WPPX603 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2005-02-26 |
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| Expiration | 2015-03-02 |
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| Cancellation | 2015-05-02 |
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| Frequency range | 451.3 - 456.3 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | SLATERSVILLE, PROVIDENCE, RI |
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| Coordinates | 41.9967778, -71.5733889 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:17:46 |
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Licensee
| Name | POLYTOP CORPORATION |
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| Applicant type | C |
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| FRN | 0012585576 |
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| Location | SLATERSVILLE, RI |
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| Address | 110 GRAHAM DRIVE, SLATERSVILLE, RI, 02876 |
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| Phone | 4017672400 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 451.30000000 | | | 45.000000 | 45.000000 | |
| 2 | 1 | MO | 451.30000000 | | | 4.000000 | | |
| 2 | 1 | MO | 456.30000000 | | | 4.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.30000000 | | 11K2F3E |
| 2 | 1 | 451.30000000 | | 11K2F3E |
| 2 | 1 | 456.30000000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 110 GRAHAM DR, SLATERSVILLE, PROVIDENCE, RI | 41.99677778, -71.57338889 | 76.000 m | B | 12.000 m structure / 14.000 m overall | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 14.000 m | | | | -25.000 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 110 GRAHAM DR, SLATERSVILLE, RI | PROVIDENCE | 4017672400 |
License history
| Date | File or call sign | Action |
|---|
| 2015-05-02 | WPPX603 | LIEXP |
| 2014-12-08 | WPPX603 | LETRES |
| 2009-12-30 | WPPX603 | LIAUA |
| 2009-12-29 | WPPX603 | ESCAPR |
| 2008-10-04 | WPPX603 | ESCAPR |
| 2008-10-04 | WPPX603 | LIAUA |
| 2005-02-26 | WPPX603 | LIREN |
| 2005-02-17 | WPPX603 | ESCAPR |
| 2005-01-27 | WPPX603 | LTSFRN |
| 2004-12-06 | WPPX603 | LETRES |
| 2001-10-26 | WPPX603 | AUDOPR |
| 2000-11-23 | WPPX603 | LICCNV |
| 2000-03-03 | WPPX603 | AUTHPR |
| 2000-03-02 | WPPX603 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1821553 | 2026-08-02 01:17:46 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPPX603 | ULS 1821553 | 2026-08-02 01:17:46 |
| Status | E | ULS 1821553 | 2026-08-02 01:17:46 |
| Service | IG | ULS 1821553 | 2026-08-02 01:17:46 |
| Grant Date | 2005-02-26 | ULS 1821553 | 2026-08-02 01:17:46 |
| Expiration Date | 2015-03-02 | ULS 1821553 | 2026-08-02 01:17:46 |
| Cancellation Date | 2015-05-02 | ULS 1821553 | 2026-08-02 01:17:46 |