Universal Licensing System
KCA640
NSTAR Electric Company
License details
| ULS identifier | 1881668 |
|---|
| Call sign | KCA640 |
|---|
| Radio service | IG |
|---|
| Status | A |
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| Grant date | 2023-06-21 |
|---|
| Expiration | 2033-06-23 |
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| Frequency range | 37.78 - 158.16 MHz (4 frequencies) |
|---|
| Locations | 1 |
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| Representative location | BOSTON, SUFFOLK, MA |
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| Coordinates | 42.3240000, -71.0656111 |
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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 | 2 | FB | 37.78000000 | | | 300.000000 | | |
| 1 | 1 | FB | 153.50000000 | | | 350.000000 | 350.000000 | |
| 1 | 1 | FB | 153.56000000 | | | 350.000000 | 350.000000 | |
| 1 | 1 | FB | 158.16000000 | | | 350.000000 | 350.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 2 | 37.78000000 | | 20K0F3E |
| 1 | 1 | 153.50000000 | | 11K2F3E |
| 1 | 1 | 153.56000000 | | 11K2F3E |
| 1 | 1 | 158.16000000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 1165 MASSACHUSETTS AVE, BOSTON, SUFFOLK, MA | 42.32400000, -71.06561111 | 5.000 m | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 21.000 m | | | | | |
| 2 | 1 | T | | 37.000 m | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 1165 MASSACHUSETTS AVE, BOSTON, MA | SUFFOLK | 6175416289 |
License history
| Date | File or call sign | Action |
|---|
| 2023-06-21 | KCA640 | LIREN |
| 2013-06-06 | KCA640 | LTSAPR |
| 2013-06-06 | KCA640 | LIREN |
| 2013-04-01 | KCA640 | LETRES |
| 2012-11-29 | KCA640 | LIMOD |
| 2012-11-29 | KCA640 | LTSAPR |
| 2012-04-10 | KCA640 | LITRAN |
| 2010-12-17 | KCA640 | ESCAPR |
| 2007-01-05 | KCA640 | LTSAPR |
| 2007-01-05 | KCA640 | LIAUA |
| 2003-05-22 | KCA640 | LIAUA |
| 2003-04-02 | KCA640 | LIREN |
| 2003-03-27 | KCA640 | AUDOPR |
| 2000-11-24 | KCA640 | LICCNV |
| 1999-11-03 | KCA640 | LITRAN |
| 1999-11-03 | KCA640 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1881668 | 2026-08-02 01:12:12 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KCA640 | ULS 1881668 | 2026-08-02 01:12:12 |
| Status | A | ULS 1881668 | 2026-08-02 01:12:12 |
| Service | IG | ULS 1881668 | 2026-08-02 01:12:12 |
| Grant Date | 2023-06-21 | ULS 1881668 | 2026-08-02 01:12:12 |
| Expiration Date | 2033-06-23 | ULS 1881668 | 2026-08-02 01:12:12 |