Universal Licensing System
WNND772
DYNAMEX OPERATIONS EAST INC
License details
| ULS identifier | 1913190 |
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| Call sign | WNND772 |
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| Radio service | IG |
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| Status | T |
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| Grant date | 1998-11-18 |
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| Expiration | 2003-12-14 |
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| Cancellation | 2002-04-24 |
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| Frequency range | 452.65 - 457.65 MHz (2 frequencies) |
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| Locations | 3 |
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| Representative location | WALTHAM, MIDDLESEX, MA |
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| Coordinates | 42.3778611, -71.2675556 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:27:53 |
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Licensee
| Name | DYNAMEX OPERATIONS EAST INC |
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| Applicant type | C |
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| Location | WASHINGTON, DC |
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| Address | 1763 COLUMBIA RD NW, WASHINGTON, DC, 20009 |
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| Phone | 7819321600 |
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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 | FB2 | 452.65000000 | | | 75.000000 | 237.000000 | |
| 3 | 1 | MO | 452.65000000 | | | 75.000000 | | |
| 1 | 1 | FX1 | 457.65000000 | | | 75.000000 | 237.000000 | |
| 3 | 1 | MO | 457.65000000 | | | 75.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 2 | 1 | 452.65000000 | | 20K0F3E |
| 3 | 1 | 452.65000000 | | 20K0F3E |
| 1 | 1 | 457.65000000 | | 20K0F3E |
| 3 | 1 | 457.65000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | MA | | | | | |
| 2 | T | 50 BEAR HILL RD, WALTHAM, MIDDLESEX, MA | 42.37786111, -71.26755556 | 85.000 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 | | 108.000 m | | | | 0.000 | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 12 CABOT RD STE B, WOBURN, MA | | 7819321600 |
License history
| Date | File or call sign | Action |
|---|
| 2002-04-24 | WNND772 | LITERM |
| 2001-10-22 | WNND772 | AUDCAN |
| 2000-11-24 | WNND772 | LICCNV |
| 1998-11-18 | WNND772 | AUTHPR |
| 1998-11-18 | WNND772 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1913190 | 2026-08-02 01:27:53 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WNND772 | ULS 1913190 | 2026-08-02 01:27:53 |
| Status | T | ULS 1913190 | 2026-08-02 01:27:53 |
| Service | IG | ULS 1913190 | 2026-08-02 01:27:53 |
| Grant Date | 1998-11-18 | ULS 1913190 | 2026-08-02 01:27:53 |
| Expiration Date | 2003-12-14 | ULS 1913190 | 2026-08-02 01:27:53 |
| Cancellation Date | 2002-04-24 | ULS 1913190 | 2026-08-02 01:27:53 |