Universal Licensing System
WNPD420
SECURITY & SURVIELLANCE ASSOCIATES INC
License details
| ULS identifier | 1667520 |
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| Call sign | WNPD420 |
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| Radio service | IG |
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| Status | T |
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| Grant date | 1999-02-03 |
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| Expiration | 2004-04-14 |
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| Cancellation | 2004-06-10 |
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| Frequency range | 461.225 - 466.225 MHz (2 frequencies) |
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| Locations | 3 |
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| Representative location | STOWE, LAMOILLE, VT |
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| Coordinates | 44.5278333, -72.8156667 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:28:16 |
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Licensee
| Name | SECURITY & SURVIELLANCE ASSOCIATES INC |
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| Applicant type | C |
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| Location | WILLISTON, VT |
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| Address | GRISWOLD INDUSTRIAL PK AVE C, WILLISTON, VT, 05494 |
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| Phone | 8026586761 |
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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 | FB4 | 461.22500000 | | | 60.000000 | 140.000000 | |
| 3 | 1 | MO | 461.22500000 | | | 40.000000 | | |
| 1 | 1 | FX1 | 466.22500000 | | | 5.000000 | | |
| 3 | 1 | MO | 466.22500000 | | | 40.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 2 | 1 | 461.22500000 | | 20K0F3E |
| 3 | 1 | 461.22500000 | | 20K0F3E |
| 1 | 1 | 466.22500000 | | 20K0F3E |
| 3 | 1 | 466.22500000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | VT | | | | | |
| 2 | T | MOUNT MANSFIELD, STOWE, LAMOILLE, VT | 44.52783333, -72.81566667 | 1177.000 m | | | N |
| 3 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
| 1 | 2 | T | | 61.000 m | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | GRISWOLD INDUSTRIAL PARK AVE C, WILLISTON, VT | | 8026586761 |
License history
| Date | File or call sign | Action |
|---|
| 2004-06-23 | WNPD420 | PNACT |
| 2004-06-10 | WNPD420 | LETACS |
| 2004-06-10 | WNPD420 | LITERM |
| 2004-01-20 | WNPD420 | LETRES |
| 2000-11-23 | WNPD420 | LICCNV |
| 1999-02-04 | WNPD420 | AUTHPR |
| 1999-02-03 | WNPD420 | LIREN |
| WNPD420 | AUDCAN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1667520 | 2026-08-02 01:28:16 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WNPD420 | ULS 1667520 | 2026-08-02 01:28:16 |
| Status | T | ULS 1667520 | 2026-08-02 01:28:16 |
| Service | IG | ULS 1667520 | 2026-08-02 01:28:16 |
| Grant Date | 1999-02-03 | ULS 1667520 | 2026-08-02 01:28:16 |
| Expiration Date | 2004-04-14 | ULS 1667520 | 2026-08-02 01:28:16 |
| Cancellation Date | 2004-06-10 | ULS 1667520 | 2026-08-02 01:28:16 |