Universal Licensing System
WPDU730
TRUSTEES OF RESERVATIONS
License details
| ULS identifier | 1246403 |
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| Call sign | WPDU730 |
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| Radio service | PW |
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| Status | E |
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| Grant date | 1998-09-16 |
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| Expiration | 2003-11-23 |
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| Cancellation | 2004-01-25 |
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| Frequency range | 151.22 - 159.42 MHz (2 frequencies) |
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| Locations | 3 |
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| Representative location | IPSWICH, ESSEX, MA |
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| Coordinates | 42.6856389, -70.7786667 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:26:49 |
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Licensee
| Name | TRUSTEES OF RESERVATIONS |
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| Applicant type | U |
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| Location | IPSWICH, MA |
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| Address | IPSWICH, MA, 01938 |
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| Phone | 5083564354 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
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| 2 | 1 | FX1 | 151.22000000 | | | 20.000000 | 15.000000 | |
| 3 | 1 | MO | 151.22000000 | | | 40.000000 | 30.000000 | |
| 1 | 1 | FB2 | 159.42000000 | | | 40.000000 | 30.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 2 | 1 | 151.22000000 | | 20K0F3E |
| 3 | 1 | 151.22000000 | | 20K0F3E |
| 1 | 1 | 159.42000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | ARGILLA RD, IPSWICH, ESSEX, MA | 42.68563889, -70.77866667 | 46.000 m | | 17.000 m structure / 17.000 m overall | N |
| 2 | T | ARGILLA RD, IPSWICH, ESSEX, MA | 42.68452778, -70.77672222 | 12.000 m | | 3.000 m structure / 3.000 m overall | N |
| 3 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | 18.000 m | | | | | |
| 1 | 2 | T | | 4.000 m | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | ARGILLA RD, IPSWICH, MA | | 5083564354 |
License history
| Date | File or call sign | Action |
|---|
| 2004-01-25 | WPDU730 | LIEXP |
| 2003-09-04 | WPDU730 | LETRES |
| 2001-12-10 | WPDU730 | AUDOPR |
| 2000-10-20 | WPDU730 | LICCNV |
| 1998-09-16 | WPDU730 | LIREN |
| 1998-09-16 | WPDU730 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 1246403 | 2026-08-02 01:26:49 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WPDU730 | ULS 1246403 | 2026-08-02 01:26:49 |
| Status | E | ULS 1246403 | 2026-08-02 01:26:49 |
| Service | PW | ULS 1246403 | 2026-08-02 01:26:49 |
| Grant Date | 1998-09-16 | ULS 1246403 | 2026-08-02 01:26:49 |
| Expiration Date | 2003-11-23 | ULS 1246403 | 2026-08-02 01:26:49 |
| Cancellation Date | 2004-01-25 | ULS 1246403 | 2026-08-02 01:26:49 |