Universal Licensing System
WQPW640
ESSEX COUNTY SHERIFFS DEPT.
License details
| ULS identifier | 3406497 |
|---|
| Call sign | WQPW640 |
|---|
| Radio service | PW |
|---|
| Status | A |
|---|
| Grant date | 2022-06-07 |
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| Expiration | 2032-08-31 |
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| Frequency range | 460.4125 - 465.4125 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | LAWRENCE, ESSEX, MA |
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| Coordinates | 42.7123056, -71.1703333 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:10:56 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 460.41250000 | | | 5.000000 | 25.000000 | |
| 2 | 1 | MO | 460.41250000 | | | 5.000000 | 5.000000 | |
| 3 | 1 | FB2 | 460.41250000 | | | 5.000000 | 25.000000 | |
| 4 | 1 | MO | 460.41250000 | | | 5.000000 | 5.000000 | |
| 2 | 1 | MO | 465.41250000 | | | 5.000000 | 5.000000 | |
| 4 | 1 | MO | 465.41250000 | | | 5.000000 | 5.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 460.41250000 | | 8K10F1D |
| 1 | 1 | 460.41250000 | | 11K2F1D |
| 1 | 1 | 460.41250000 | | 8K10F1E |
| 1 | 1 | 460.41250000 | | 8K70D1W |
| 1 | 1 | 460.41250000 | | 11K2F3E |
| 2 | 1 | 460.41250000 | | 11K2F3E |
| 2 | 1 | 460.41250000 | | 8K10F1D |
| 2 | 1 | 460.41250000 | | 11K2F1D |
| 2 | 1 | 460.41250000 | | 8K70D1W |
| 2 | 1 | 460.41250000 | | 8K10F1E |
| 3 | 1 | 460.41250000 | | 8K10F1E |
| 3 | 1 | 460.41250000 | | 8K10F1D |
| 3 | 1 | 460.41250000 | | 8K70D1W |
| 3 | 1 | 460.41250000 | | 11K2F1D |
| 3 | 1 | 460.41250000 | | 11K2F3E |
| 4 | 1 | 460.41250000 | | 8K10F1E |
| 4 | 1 | 460.41250000 | | 8K70D1W |
| 4 | 1 | 460.41250000 | | 11K2F1D |
| 4 | 1 | 460.41250000 | | 8K10F1D |
| 4 | 1 | 460.41250000 | | 11K2F3E |
| 2 | 1 | 465.41250000 | | 11K2F1D |
| 2 | 1 | 465.41250000 | | 8K10F1E |
| 2 | 1 | 465.41250000 | | 8K10F1D |
| 2 | 1 | 465.41250000 | | 8K70D1W |
| 2 | 1 | 465.41250000 | | 11K2F3E |
| 4 | 1 | 465.41250000 | | 8K10F1D |
| 4 | 1 | 465.41250000 | | 11K2F1D |
| 4 | 1 | 465.41250000 | | 8K70D1W |
| 4 | 1 | 465.41250000 | | 8K10F1E |
| 4 | 1 | 465.41250000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 20 MANNING RD, MIDDLETON, ESSEX, MA | 42.59747222, -70.98597222 | 61.000 m | BANT | 30.500 m structure / 34.100 m overall | N |
| 2 | T | | | | | | N |
| 3 | T | DUNBAR ST, LAWRENCE, ESSEX, MA | 42.71230556, -71.17033333 | 17.000 m | BANT | 17.000 m structure / 17.000 m overall | N |
| 4 | T | | | | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 34.100 m | | | | 70.900 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | 17.000 m | | | | -10.400 | |
| 1 | 4 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 20 MANNING RD, MIDDLETON, MA | ESSEX | 9787410200 |
License history
| Date | File or call sign | Action |
|---|
| 2022-06-07 | WQPW640 | LIREN |
| 2022-06-06 | WQPW640 | LETRES |
| 2022-06-02 | WQPW640 | ESURNW |
| 2022-03-23 | WQPW640 | LIMOD |
| 2016-02-29 | WQPW640 | LTSAPR |
| 2016-02-27 | WQPW640 | LIAUA |
| 2015-12-15 | WQPW640 | LETCNS |
| 2015-03-16 | WQPW640 | LIMOD |
| 2012-08-31 | WQPW640 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 3406497 | 2026-08-02 01:10:56 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQPW640 | ULS 3406497 | 2026-08-02 01:10:56 |
| Status | A | ULS 3406497 | 2026-08-02 01:10:56 |
| Service | PW | ULS 3406497 | 2026-08-02 01:10:56 |
| Grant Date | 2022-06-07 | ULS 3406497 | 2026-08-02 01:10:56 |
| Expiration Date | 2032-08-31 | ULS 3406497 | 2026-08-02 01:10:56 |