Universal Licensing System
WPUD813
National Grid USA Service Company Inc.
License details
| ULS identifier | 2382911 |
|---|
| Call sign | WPUD813 |
|---|
| Radio service | IG |
|---|
| Status | A |
|---|
| Grant date | 2021-12-23 |
|---|
| Expiration | 2032-02-12 |
|---|
| Frequency range | 47.88 - 48.72 MHz (2 frequencies) |
|---|
| Locations | 2 |
|---|
| Representative location | WORCESTER, MA |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-16 06:47:32 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB | 47.88000000 | | | 100.000000 | 100.000000 | |
| 2 | 1 | FX1 | 47.88000000 | | | 100.000000 | 100.000000 | |
| 3 | 1 | MO | 47.88000000 | | | 100.000000 | 100.000000 | |
| 1 | 1 | FB | 47.96000000 | | | 100.000000 | 100.000000 | |
| 1 | 1 | FB | 48.22000000 | | | 100.000000 | 100.000000 | |
| 1 | 1 | FB | 48.48000000 | | | 100.000000 | 100.000000 | |
| 2 | 1 | FX1 | 48.72000000 | | | 100.000000 | 100.000000 | |
| 3 | 1 | MO | 48.72000000 | | | 100.000000 | 100.000000 | |
| 1 | 1 | FB2 | 49.26000000 | | | 300.000000 | 150.000000 | |
| 1 | 1 | FB2 | 49.46000000 | | | 300.000000 | 150.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 47.88000000 | | 20K0F3E |
| 2 | 1 | 47.88000000 | | 20K0F3E |
| 3 | 1 | 47.88000000 | | 20K0F3E |
| 1 | 1 | 47.96000000 | | 20K0F3E |
| 1 | 1 | 48.22000000 | | 20K0F3E |
| 1 | 1 | 48.48000000 | | 20K0F3E |
| 2 | 1 | 48.72000000 | | 20K0F3E |
| 3 | 1 | 48.72000000 | | 20K0F3E |
| 1 | 1 | 49.26000000 | | 20K0F3E |
| 1 | 1 | 49.46000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | H. PUTNAM EXTENSION (MORSEVILLE), CHARLTON, WORCESTER, MA | 42.14619444, -71.97686111 | 264.000 m | POLE | 9.100 m structure / 10.100 m overall | |
| 2 | T | WORCESTER, MA | | | | | N |
| 3 | T | | | | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 10.100 m | | | | 54.400 | |
| 1 | 2 | | | | | | | | |
| 1 | 3 | | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 25 RESEARCH DRIVE, WESTBOROUGH, MA | WORCESTER | 5083893743 |
| 2 | 642 GEORGE WASHINGTON HIGHWAY, LINCOLN, RI | PROVIDENCE | 8778339625 |
| 3 | 50 GRAFTON STREET, MILBURY, MA | WORCESTER | 5088656433 |
| 4 | 939 SOUTH BRIDGE STREET, WORCESTER, MA | WORCESTER | 5088606000 |
License history
| Date | File or call sign | Action |
|---|
| 2021-12-23 | WPUD813 | LIREN |
| 2021-11-22 | WPUD813 | LETRES |
| 2012-01-05 | WPUD813 | LIREN |
| 2012-01-04 | WPUD813 | ESUAPR |
| 2011-11-21 | WPUD813 | LETRES |
| 2009-01-22 | WPUD813 | LIAUA |
| 2009-01-22 | WPUD813 | LTSAPR |
| 2009-01-21 | WPUD813 | LTSAPR |
| 2009-01-21 | WPUD813 | LIAUA |
| 2008-08-22 | WPUD813 | LTSAPR |
| 2008-08-21 | WPUD813 | LIAUA |
| 2008-08-19 | WPUD813 | LETCNS |
| 2007-11-15 | WPUD813 | LIMOD |
| 2002-02-27 | WPUD813 | COR |
| 2002-02-12 | WPUD813 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2382911 | 2026-08-16 06:47:32 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPUD813 | ULS 2382911 | 2026-08-16 06:47:32 |
| Status | A | ULS 2382911 | 2026-08-16 06:47:32 |
| Service | IG | ULS 2382911 | 2026-08-16 06:47:32 |
| Grant Date | 2021-12-23 | ULS 2382911 | 2026-08-16 06:47:32 |
| Expiration Date | 2032-02-12 | ULS 2382911 | 2026-08-16 06:47:32 |