Universal Licensing System
WPKU899
DCC ENGINEERING
License details
| ULS identifier | 1785533 |
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| Call sign | WPKU899 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2022-07-06 |
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| Expiration | 2032-07-29 |
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| Frequency range | 484.6125 - 487.6125 MHz (2 frequencies) |
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| Locations | 4 |
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| Representative location | WALTHAM, MIDDLESEX, MA |
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| Coordinates | 42.3889722, -71.2531111 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:12:39 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB6 | 484.61250000 | | | 100.000000 | 300.000000 | |
| 2 | 1 | FB6 | 484.61250000 | | | 100.000000 | 50.000000 | |
| 3 | 1 | FB6 | 484.61250000 | | | 100.000000 | 300.000000 | |
| 4 | 1 | MO | 487.61250000 | | | 25.000000 | 25.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 484.61250000 | | 20K0F3E |
| 2 | 1 | 484.61250000 | | 20K0F3E |
| 3 | 1 | 484.61250000 | | 20K0F3E |
| 4 | 1 | 487.61250000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | PROSPECT HILL, WALTHAM, MIDDLESEX, MA | 42.38897222, -71.25311111 | 123.000 m | TOWER | 92.000 m structure / 92.000 m overall | N |
| 2 | T | WARNER HILL, DERRY, ROCKINGHAM, NH | 42.87897222, -71.27561111 | 155.000 m | TOWER | 50.000 m structure / 50.000 m overall | N |
| 3 | T | OFF ROUTE 79, ASSONET, BRISTOL, MA | 41.78761111, -71.05422222 | 55.000 m | TOWER | 33.000 m structure / 33.000 m overall | N |
| 4 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 85.000 m | | | | 132.000 | |
| 1 | 2 | T | | 50.000 m | | | | 125.000 | |
| 1 | 3 | T | | 33.000 m | | | | 59.000 | |
| 1 | 4 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 9 REBEL ROAD, HUDSON, NH | HILLSBOROUGH | 6034210015 |
License history
| Date | File or call sign | Action |
|---|
| 2022-07-06 | WPKU899 | LIREN |
| 2012-07-30 | WPKU899 | LTSAPR |
| 2012-07-27 | WPKU899 | LIREN |
| 2012-05-07 | WPKU899 | LETRES |
| 2002-10-29 | WPKU899 | AUDOPR |
| 2002-07-10 | WPKU899 | LIREN |
| 2002-05-06 | WPKU899 | LETRES |
| 2000-11-23 | WPKU899 | LICCNV |
| 2000-11-23 | WPKU899 | COR |
| 1999-04-28 | WPKU899 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1785533 | 2026-08-02 01:12:39 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPKU899 | ULS 1785533 | 2026-08-02 01:12:39 |
| Status | A | ULS 1785533 | 2026-08-02 01:12:39 |
| Service | IG | ULS 1785533 | 2026-08-02 01:12:39 |
| Grant Date | 2022-07-06 | ULS 1785533 | 2026-08-02 01:12:39 |
| Expiration Date | 2032-07-29 | ULS 1785533 | 2026-08-02 01:12:39 |