Universal Licensing System
WNIX704
NATIONAL SKI PATROL SYSTEM INC
License details
| ULS identifier | 1280031 |
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| Call sign | WNIX704 |
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| Radio service | PW |
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| Status | A |
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| Grant date | 2022-05-26 |
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| Expiration | 2032-05-26 |
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| Frequency range | 155.175 - 155.34 MHz (3 frequencies) |
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| Locations | 2 |
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| Representative location | NORTHFIELD, FRANKLIN, MA |
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| Coordinates | 42.6117500, -72.4723056 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:14:49 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB | 155.17500000 | | | 35.000000 | 35.000000 | |
| 2 | 1 | MO | 155.17500000 | | | 35.000000 | 35.000000 | |
| 1 | 1 | FB | 155.22000000 | | | 35.000000 | 35.000000 | |
| 2 | 1 | MO | 155.22000000 | | | 35.000000 | 35.000000 | |
| 1 | 1 | FB | 155.34000000 | | | 35.000000 | 35.000000 | |
| 2 | 1 | MO | 155.34000000 | | | 35.000000 | 35.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 155.17500000 | | 11K0F3E |
| 2 | 1 | 155.17500000 | | 11K0F3E |
| 1 | 1 | 155.22000000 | | 11K0F3E |
| 2 | 1 | 155.22000000 | | 11K0F3E |
| 1 | 1 | 155.34000000 | | 11K0F3E |
| 2 | 1 | 155.34000000 | | 11K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | NORTHFIELD MOUNTAIN RECREATION CTR MA RT 63, NORTHFIELD, FRANKLIN, MA | 42.61175000, -72.47230556 | 73.000 m | | | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 11.000 m | | | | | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | MA RT 63, NORTHFIELD, MA | | 4136593744 |
License history
| Date | File or call sign | Action |
|---|
| 2022-05-26 | WNIX704 | LIREN |
| 2022-05-16 | WNIX704 | ESURNW |
| 2022-04-26 | WNIX704 | ESURNW |
| 2022-03-27 | WNIX704 | ESURNW |
| 2022-02-28 | WNIX704 | LETRES |
| 2022-02-25 | WNIX704 | ESURNW |
| 2013-03-08 | WNIX704 | LIMOD |
| 2012-12-24 | WNIX704 | ESCAPR |
| 2012-07-12 | WNIX704 | LIREN |
| 2012-05-25 | WNIX704 | ESCAPR |
| 2012-03-05 | WNIX704 | LETRES |
| 2002-03-15 | WNIX704 | LIREN |
| 2002-03-04 | WNIX704 | LETRES |
| 2002-01-28 | WNIX704 | AUDOPR |
| 2000-10-20 | WNIX704 | LICCNV |
| 1997-03-17 | WNIX704 | LIREN |
| 1997-03-17 | WNIX704 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1280031 | 2026-08-02 01:14:49 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WNIX704 | ULS 1280031 | 2026-08-02 01:14:49 |
| Status | A | ULS 1280031 | 2026-08-02 01:14:49 |
| Service | PW | ULS 1280031 | 2026-08-02 01:14:49 |
| Grant Date | 2022-05-26 | ULS 1280031 | 2026-08-02 01:14:49 |
| Expiration Date | 2032-05-26 | ULS 1280031 | 2026-08-02 01:14:49 |