Universal Licensing System
WRDQ570
CONCORD PUBLIC SCHOOLS
License details
| ULS identifier | 4174494 |
|---|
| Call sign | WRDQ570 |
|---|
| Radio service | IG |
|---|
| Status | A |
|---|
| Grant date | 2019-06-27 |
|---|
| Expiration | 2029-06-27 |
|---|
| Frequency range | 461.8125 - 469.3625 MHz (10 frequencies) |
|---|
| Locations | 2 |
|---|
| Representative location | CONCORD, MIDDLESEX, MA |
|---|
| Coordinates | 42.4516944, -71.3974167 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:23:02 |
|---|
Licensee
| Name | CONCORD PUBLIC SCHOOLS |
|---|
| Applicant type | G |
|---|
| FRN | 0013838354 |
|---|
| Location | CONCORD, MA |
|---|
| Address | 120 MERIAM ROAD, CONCORD, MA, 01742 |
|---|
| Phone | 9783181500 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 5 | 1 | FB2 | 461.81250000 | | | 50.000000 | 75.000000 | |
| 6 | 1 | MO | 461.81250000 | | | 4.000000 | 4.000000 | |
| 3 | 1 | FB2 | 462.22500000 | | | 50.000000 | 75.000000 | |
| 4 | 1 | MO | 462.22500000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | FB2 | 463.47500000 | | | 50.000000 | 75.000000 | |
| 2 | 1 | MO | 463.47500000 | | | 3.000000 | 3.000000 | |
| 3 | 1 | FB2 | 464.17500000 | | | 50.000000 | 75.000000 | |
| 4 | 1 | MO | 464.17500000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | FB2 | 464.36250000 | | | 50.000000 | 75.000000 | |
| 2 | 1 | MO | 464.36250000 | | | 4.000000 | 4.000000 | |
| 6 | 1 | MO | 466.81250000 | | | 4.000000 | 4.000000 | |
| 4 | 1 | MO | 467.22500000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MO | 468.47500000 | | | 3.000000 | 3.000000 | |
| 4 | 1 | MO | 469.17500000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MO | 469.36250000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 5 | 1 | 461.81250000 | | 11K2F1D |
| 5 | 1 | 461.81250000 | | 7K60FXE |
| 5 | 1 | 461.81250000 | | 11K2F3E |
| 5 | 1 | 461.81250000 | | 7K60FXD |
| 6 | 1 | 461.81250000 | | 11K2F1D |
| 6 | 1 | 461.81250000 | | 11K2F3E |
| 6 | 1 | 461.81250000 | | 7K60FXD |
| 6 | 1 | 461.81250000 | | 7K60FXE |
| 3 | 1 | 462.22500000 | | 11K2F3E |
| 3 | 1 | 462.22500000 | | 7K60FXD |
| 3 | 1 | 462.22500000 | | 7K60FXE |
| 3 | 1 | 462.22500000 | | 11K2F1D |
| 4 | 1 | 462.22500000 | | 11K2F3E |
| 4 | 1 | 462.22500000 | | 7K60FXE |
| 4 | 1 | 462.22500000 | | 7K60FXD |
| 4 | 1 | 462.22500000 | | 11K2F1D |
| 1 | 1 | 463.47500000 | | 7K60FXD |
| 1 | 1 | 463.47500000 | | 7K60FXE |
| 2 | 1 | 463.47500000 | | 7K60FXE |
| 2 | 1 | 463.47500000 | | 7K60FXD |
| 3 | 1 | 464.17500000 | | 11K2F1D |
| 3 | 1 | 464.17500000 | | 11K2F3E |
| 3 | 1 | 464.17500000 | | 7K60FXE |
| 3 | 1 | 464.17500000 | | 7K60FXD |
| 4 | 1 | 464.17500000 | | 7K60FXE |
| 4 | 1 | 464.17500000 | | 11K2F3E |
| 4 | 1 | 464.17500000 | | 7K60FXD |
| 4 | 1 | 464.17500000 | | 11K2F1D |
| 1 | 1 | 464.36250000 | | 11K2F1D |
| 1 | 1 | 464.36250000 | | 11K2F3E |
| 1 | 1 | 464.36250000 | | 7K60FXE |
| 1 | 1 | 464.36250000 | | 7K60FXD |
| 2 | 1 | 464.36250000 | | 11K2F3E |
| 2 | 1 | 464.36250000 | | 11K2F1D |
| 2 | 1 | 464.36250000 | | 7K60FXE |
| 2 | 1 | 464.36250000 | | 7K60FXD |
| 6 | 1 | 466.81250000 | | 11K2F1D |
| 6 | 1 | 466.81250000 | | 7K60FXD |
| 6 | 1 | 466.81250000 | | 7K60FXE |
| 6 | 1 | 466.81250000 | | 11K2F3E |
| 4 | 1 | 467.22500000 | | 7K60FXE |
| 4 | 1 | 467.22500000 | | 7K60FXD |
| 4 | 1 | 467.22500000 | | 11K2F1D |
| 4 | 1 | 467.22500000 | | 11K2F3E |
| 2 | 1 | 468.47500000 | | 7K60FXE |
| 2 | 1 | 468.47500000 | | 7K60FXD |
| 4 | 1 | 469.17500000 | | 11K2F3E |
| 4 | 1 | 469.17500000 | | 11K2F1D |
| 4 | 1 | 469.17500000 | | 7K60FXD |
| 4 | 1 | 469.17500000 | | 7K60FXE |
| 2 | 1 | 469.36250000 | | 7K60FXE |
| 2 | 1 | 469.36250000 | | 11K2F3E |
| 2 | 1 | 469.36250000 | | 11K2F1D |
| 2 | 1 | 469.36250000 | | 7K60FXD |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 500 Walden Street, Concord, MIDDLESEX, MA | 42.44716667, -71.34772222 | 52.100 m | BTWR | 31.700 m structure / 31.700 m overall | |
| 2 | T | | | | | | |
| 3 | T | 185 POWDER MILL ROAD, CONCORD, MIDDLESEX, MA | 42.42936111, -71.38202778 | 59.700 m | BANT | 6.700 m structure / 10.000 m overall | N |
| 4 | T | | | | | | N |
| 5 | T | 29 PRAIRE STREET, CONCORD, MIDDLESEX, MA | 42.45169444, -71.39741667 | 42.900 m | BANT | 9.100 m structure / 10.100 m overall | N |
| 6 | T | MIDDLESEX, MA | | | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 25.600 m | | | | 20.000 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | 10.000 m | | | | 13.600 | |
| 1 | 4 | T | | | | | | | |
| 1 | 5 | T | | 10.100 m | | | | -7.300 | |
| 1 | 6 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 120 MERIAN ROAD, CONCORD, MA | MIDDLESEX | 9783181500 |
License history
| Date | File or call sign | Action |
|---|
| 2022-03-14 | WRDQ570 | LETCNS |
| 2021-06-15 | WRDQ570 | LIMOD |
| 2021-05-11 | WRDQ570 | LETCNS |
| 2020-09-01 | WRDQ570 | LIAUA |
| 2020-08-11 | WRDQ570 | COR |
| 2020-08-11 | WRDQ570 | LIMOD |
| 2020-03-31 | WRDQ570 | LETCNS |
| 2019-06-27 | WRDQ570 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4174494 | 2026-08-02 01:23:02 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRDQ570 | ULS 4174494 | 2026-08-02 01:23:02 |
| Status | A | ULS 4174494 | 2026-08-02 01:23:02 |
| Service | IG | ULS 4174494 | 2026-08-02 01:23:02 |
| Grant Date | 2019-06-27 | ULS 4174494 | 2026-08-02 01:23:02 |
| Expiration Date | 2029-06-27 | ULS 4174494 | 2026-08-02 01:23:02 |