Universal Licensing System
KNAI426
GROTON, TOWN OF
License details
| ULS identifier | 1210235 |
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| Call sign | KNAI426 |
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| Radio service | PW |
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| Status | E |
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| Grant date | 2011-05-12 |
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| Expiration | 2021-07-10 |
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| Cancellation | 2021-10-09 |
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| Frequency range | 154.055 - 155.985 MHz (3 frequencies) |
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| Locations | 2 |
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| Representative location | GROTON, MIDDLESEX, MA |
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| Coordinates | 42.6103611, -71.5572778 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:11:29 |
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Licensee
| Name | GROTON, TOWN OF |
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| Applicant type | G |
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| FRN | 0005193784 |
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| Location | GROTON, MA |
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| Address | 99 PLEASANT ST, GROTON, MA, 01450 |
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| Phone | 9784485555 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 154.05500000 | | | 50.000000 | 50.000000 | |
| 1 | 1 | FB | 155.05500000 | | | 50.000000 | 50.000000 | |
| 2 | 1 | MO | 155.98500000 | | | 50.000000 | 50.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 154.05500000 | | 20K0F3E |
| 1 | 1 | 154.05500000 | | 11K2F3E |
| 1 | 1 | 155.05500000 | | 11K2F3E |
| 1 | 1 | 155.05500000 | | 20K0F3E |
| 2 | 1 | 155.98500000 | | 20K0F3E |
| 2 | 1 | 155.98500000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | GIBBETT HILL OFF RT 40, GROTON, MIDDLESEX, MA | 42.61036111, -71.55727778 | 152.000 m | | 15.000 m structure / 15.000 m overall | N |
| 2 | T | | | | | | |
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 | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 2 | 99 Pleasant St, Groton, MA | MIDDLESEX | 9784485555 |
License history
| Date | File or call sign | Action |
|---|
| 2021-10-09 | KNAI426 | LIEXP |
| 2021-04-19 | KNAI426 | LETRES |
| 2011-05-17 | KNAI426 | LIMOD |
| 2011-05-16 | KNAI426 | LTSAPR |
| 2011-05-12 | KNAI426 | LIREN |
| 2011-05-12 | KNAI426 | LTSAPR |
| 2011-04-18 | KNAI426 | LETRES |
| 2001-10-04 | KNAI426 | AUDOPR |
| 2001-09-27 | KNAI426 | AUTHPR |
| 2001-09-26 | KNAI426 | INTDUP |
| 2001-09-26 | KNAI426 | COR |
| 2001-05-31 | KNAI426 | LIREN |
| 2001-04-16 | KNAI426 | LETRES |
| 2000-10-20 | KNAI426 | LICCNV |
| 1996-04-25 | KNAI426 | LIREN |
| 1996-04-25 | KNAI426 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1210235 | 2026-08-02 01:11:29 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KNAI426 | ULS 1210235 | 2026-08-02 01:11:29 |
| Status | E | ULS 1210235 | 2026-08-02 01:11:29 |
| Service | PW | ULS 1210235 | 2026-08-02 01:11:29 |
| Grant Date | 2011-05-12 | ULS 1210235 | 2026-08-02 01:11:29 |
| Expiration Date | 2021-07-10 | ULS 1210235 | 2026-08-02 01:11:29 |
| Cancellation Date | 2021-10-09 | ULS 1210235 | 2026-08-02 01:11:29 |