Universal Licensing System
WPMZ521
NEW HAMPSHIRE INTERNATIONAL SPEEDWAY
License details
| ULS identifier | 1834606 |
|---|
| Call sign | WPMZ521 |
|---|
| Radio service | IG |
|---|
| Status | E |
|---|
| Grant date | 2004-04-07 |
|---|
| Expiration | 2014-04-09 |
|---|
| Cancellation | 2014-06-14 |
|---|
| Frequency range | 451.475 - 456.475 MHz (2 frequencies) |
|---|
| Locations | 3 |
|---|
| Representative location | LOUDON, MERRIMACK, NH |
|---|
| Coordinates | 43.3631389, -71.4634167 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:25:38 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 451.47500000 | | | 20.000000 | 60.000000 | |
| 3 | 1 | MO | 451.47500000 | | | 40.000000 | | |
| 2 | 1 | FX1 | 456.47500000 | | | 40.000000 | 40.000000 | |
| 3 | 1 | MO | 456.47500000 | | | 40.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.47500000 | | 20K0F3E |
| 3 | 1 | 451.47500000 | | 20K0F3E |
| 2 | 1 | 456.47500000 | | 20K0F3E |
| 3 | 1 | 456.47500000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 1122 ROUTE 106 NORTH, LOUDON, MERRIMACK, NH | 43.36313889, -71.46341667 | 152.000 m | B | 34.000 m structure / 38.000 m overall | N |
| 2 | T | NH | | | | | |
| 3 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 38.000 m | | | | -9.000 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | | | 6037834744 |
License history
| Date | File or call sign | Action |
|---|
| 2014-06-14 | WPMZ521 | LIEXP |
| 2014-01-13 | WPMZ521 | LETRES |
| 2004-04-07 | WPMZ521 | LIREN |
| 2004-01-12 | WPMZ521 | LETRES |
| 2001-11-05 | WPMZ521 | AUDOPR |
| 2000-11-23 | WPMZ521 | LICCNV |
| 1999-04-09 | WPMZ521 | LIISS |
| 1999-04-09 | WPMZ521 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1834606 | 2026-08-02 01:25:38 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPMZ521 | ULS 1834606 | 2026-08-02 01:25:38 |
| Status | E | ULS 1834606 | 2026-08-02 01:25:38 |
| Service | IG | ULS 1834606 | 2026-08-02 01:25:38 |
| Grant Date | 2004-04-07 | ULS 1834606 | 2026-08-02 01:25:38 |
| Expiration Date | 2014-04-09 | ULS 1834606 | 2026-08-02 01:25:38 |
| Cancellation Date | 2014-06-14 | ULS 1834606 | 2026-08-02 01:25:38 |