Universal Licensing System
WRDS620
CONCORD ACADEMY SUMMER CAMP
License details
| ULS identifier | 4178508 |
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| Call sign | WRDS620 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2019-07-11 |
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| Expiration | 2029-07-11 |
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| Frequency range | 451.5875 - 457.0875 MHz (5 frequencies) |
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| Locations | 3 |
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| Representative location | CONCORD, MIDDLESEX, MA |
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| Coordinates | 42.4592778, -71.3546389 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:19:39 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 3 | 1 | MO | 451.58750000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | FB | 452.50000000 | | | 40.000000 | 40.000000 | |
| 2 | 1 | MO | 452.50000000 | | | 5.000000 | 5.000000 | |
| 3 | 1 | MO | 452.98750000 | | | 5.000000 | 5.000000 | |
| 3 | 1 | MO | 456.58750000 | | | 5.000000 | 5.000000 | |
| 3 | 1 | MO | 457.08750000 | | | 5.000000 | 5.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 3 | 1 | 451.58750000 | | 11K2F3E |
| 1 | 1 | 452.50000000 | | 11K2F3E |
| 2 | 1 | 452.50000000 | | 11K2F3E |
| 3 | 1 | 452.98750000 | | 11K2F3E |
| 3 | 1 | 456.58750000 | | 11K2F3E |
| 3 | 1 | 457.08750000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 166 MAIN ST, CONCORD, MIDDLESEX, MA | 42.45927778, -71.35463889 | 38.000 m | BANT | 12.000 m structure / 15.000 m overall | |
| 2 | T | | | | | | |
| 3 | T | 166 MAIN ST, CONCORD, MIDDLESEX, MA | 42.45927778, -71.35463889 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 15.000 m | | | | -17.000 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 166 MAIN ST, CONCORD, MA | MIDDLESEX | 9784022259 |
License history
| Date | File or call sign | Action |
|---|
| 2020-04-14 | WRDS620 | LETCNS |
| 2019-07-11 | WRDS620 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4178508 | 2026-08-02 01:19:39 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRDS620 | ULS 4178508 | 2026-08-02 01:19:39 |
| Status | A | ULS 4178508 | 2026-08-02 01:19:39 |
| Service | IG | ULS 4178508 | 2026-08-02 01:19:39 |
| Grant Date | 2019-07-11 | ULS 4178508 | 2026-08-02 01:19:39 |
| Expiration Date | 2029-07-11 | ULS 4178508 | 2026-08-02 01:19:39 |