Universal Licensing System
KRI790
MASSACHSETT, COMM OF
License details
| ULS identifier | 1243657 |
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| Call sign | KRI790 |
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| Radio service | PW |
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| Status | A |
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| Grant date | 2021-12-18 |
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| Expiration | 2032-03-06 |
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| Frequency range | 151.205 - 151.235 MHz (2 frequencies) |
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| Locations | 1 |
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| Representative location | CHELMSFORD, MIDDLESEX, MA |
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| Coordinates | 42.5850833, -71.3656111 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:24:58 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 151.20500000 | | | 110.000000 | | |
| 1 | 1 | FB | 151.20500000 | | | 110.000000 | | |
| 1 | 1 | FB | 151.23500000 | | | 110.000000 | | |
| 1 | 1 | FB2 | 151.23500000 | | | 110.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 151.20500000 | | 11K2F3E |
| 1 | 1 | 151.20500000 | | 11K2F3E |
| 1 | 1 | 151.23500000 | | 11K2F3E |
| 1 | 1 | 151.23500000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | CHELMSFORD FIRE TOWER SUMMIT AVE ROBINS HILL, CHELMSFORD, MIDDLESEX, MA | 42.58508333, -71.36561111 | 124.000 m | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 18.000 m | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | DCR Control Center - 400 Worcester Rd, Framingham, MA | MIDDLESEX | 5088201428 |
License history
| Date | File or call sign | Action |
|---|
| 2021-12-18 | KRI790 | LIREN |
| 2021-12-13 | KRI790 | LETRES |
| 2016-05-05 | KRI790 | LIMOD |
| 2012-10-05 | KRI790 | LIMOD |
| 2012-10-04 | KRI790 | ESUAPR |
| 2012-08-03 | KRI790 | LIAUA |
| 2012-08-02 | KRI790 | ESUFNR |
| 2012-08-02 | KRI790 | ESUAPR |
| 2012-02-14 | KRI790 | LIREN |
| 2012-02-12 | KRI790 | ESCAPR |
| 2012-02-05 | KRI790 | ESURNW |
| 2012-01-06 | KRI790 | ESURNW |
| 2011-12-12 | KRI790 | LETRES |
| 2011-12-07 | KRI790 | ESURNW |
| 2002-04-09 | KRI790 | LIREN |
| 2001-12-10 | KRI790 | LETRES |
| 2001-11-23 | KRI790 | AUDOPR |
| 2000-10-20 | KRI790 | LICCNV |
| 1997-01-30 | KRI790 | AUTHPR |
| 1997-01-29 | KRI790 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1243657 | 2026-08-02 01:24:58 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KRI790 | ULS 1243657 | 2026-08-02 01:24:58 |
| Status | A | ULS 1243657 | 2026-08-02 01:24:58 |
| Service | PW | ULS 1243657 | 2026-08-02 01:24:58 |
| Grant Date | 2021-12-18 | ULS 1243657 | 2026-08-02 01:24:58 |
| Expiration Date | 2032-03-06 | ULS 1243657 | 2026-08-02 01:24:58 |