Universal Licensing System
KCA644
NSTAR Electric Company
License details
| ULS identifier | 1898767 |
|---|
| Call sign | KCA644 |
|---|
| Radio service | IG |
|---|
| Status | A |
|---|
| Grant date | 2023-04-19 |
|---|
| Expiration | 2033-04-27 |
|---|
| Frequency range | 37.6 - 37.78 MHz (2 frequencies) |
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| Locations | 6 |
|---|
| Representative location | BOSTON, SUFFOLK, MA |
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| Coordinates | 42.3523333, -71.0589444 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:12:12 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB | 37.60000000 | | | 110.000000 | 98.500000 | |
| 2 | 1 | FB | 37.60000000 | | | 110.000000 | 98.500000 | |
| 1 | 1 | FB | 37.78000000 | | | 110.000000 | 98.500000 | |
| 2 | 1 | FB | 37.78000000 | | | 110.000000 | 98.500000 | |
| 3 | 1 | FB | 37.78000000 | | | 110.000000 | 98.500000 | |
| 4 | 1 | FB | 37.78000000 | | | 110.000000 | 98.500000 | |
| 5 | 1 | FB | 37.78000000 | | | 110.000000 | 98.500000 | |
| 6 | 1 | FB | 37.78000000 | | | 110.000000 | 98.500000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 37.60000000 | | 20K0F3E |
| 2 | 1 | 37.60000000 | | 20K0F3E |
| 1 | 1 | 37.78000000 | | 20K0F3E |
| 2 | 1 | 37.78000000 | | 20K0F3E |
| 3 | 1 | 37.78000000 | | 20K0F3E |
| 4 | 1 | 37.78000000 | | 20K0F3E |
| 5 | 1 | 37.78000000 | | 20K0F3E |
| 6 | 1 | 37.78000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | KINGSTON ST, BOSTON, SUFFOLK, MA | 42.35233333, -71.05894444 | 6.000 m | | | N |
| 2 | T | 600 SUMMER ST, BOSTON, SUFFOLK, MA | 42.34011111, -71.03672222 | 5.000 m | | | N |
| 3 | T | 19 SCOTIA ST, BOSTON, SUFFOLK, MA | 42.34677778, -71.08561111 | 3.000 m | | | N |
| 4 | T | 29 HAWKINS ST, BOSTON, SUFFOLK, MA | 42.36233333, -71.06088889 | 5.000 m | | | N |
| 5 | T | 476-484 ATLANTIC AVE, BOSTON, SUFFOLK, MA | 42.35594444, -71.05033333 | 2.000 m | | | N |
| 6 | T | CHATHAM ST, BOSTON, SUFFOLK, MA | 42.35955556, -71.05450000 | 3.000 m | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 18.000 m | | | | | |
| 1 | 2 | T | | 33.000 m | | | | | |
| 1 | 3 | T | | 21.000 m | | | | | |
| 1 | 4 | T | | 30.000 m | | | | | |
| 1 | 5 | T | | 11.000 m | | | | | |
| 1 | 6 | T | | 20.000 m | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | KINGSTON ST, BOSTON, MA | | 6175416289 |
License history
| Date | File or call sign | Action |
|---|
| 2023-04-19 | KCA644 | LIREN |
| 2013-04-24 | KCA644 | LTSAPR |
| 2013-04-24 | KCA644 | LIREN |
| 2013-02-04 | KCA644 | LETRES |
| 2012-04-10 | KCA644 | LITRAN |
| 2010-12-17 | KCA644 | ESCAPR |
| 2007-01-05 | KCA644 | LTSAPR |
| 2007-01-05 | KCA644 | LIAUA |
| 2003-03-27 | KCA644 | AUDOPR |
| 2003-02-07 | KCA644 | LIREN |
| 2003-02-05 | KCA644 | LIAUA |
| 2003-02-03 | KCA644 | LETRES |
| 2000-11-24 | KCA644 | LICCNV |
| 1999-11-03 | KCA644 | AUTHPR |
| 1999-11-03 | KCA644 | LITRAN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1898767 | 2026-08-02 01:12:12 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KCA644 | ULS 1898767 | 2026-08-02 01:12:12 |
| Status | A | ULS 1898767 | 2026-08-02 01:12:12 |
| Service | IG | ULS 1898767 | 2026-08-02 01:12:12 |
| Grant Date | 2023-04-19 | ULS 1898767 | 2026-08-02 01:12:12 |
| Expiration Date | 2033-04-27 | ULS 1898767 | 2026-08-02 01:12:12 |