Universal Licensing System
KNNN546
GRINDSTONE ASSOCIATION
License details
| ULS identifier | 1633193 |
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| Call sign | KNNN546 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 1996-03-12 |
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| Expiration | 2001-03-12 |
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| Cancellation | 2001-05-13 |
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| Frequency range | 469.0875 - 469.2375 MHz (2 frequencies) |
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| Locations | 1 |
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| Representative location | HANCOCK, ME |
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| Coordinates | 44.3950833, -68.0838889 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:27:56 |
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Licensee
| Name | GRINDSTONE ASSOCIATION |
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| Applicant type | C |
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| Location | WINTER HARBOR, ME |
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| Address | WINTER HARBOR, ME, 04693 |
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| Phone | 2079637760 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
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| 1 | 1 | MO | 469.08750000 | | | 2.000000 | | |
| 1 | 1 | MO | 469.23750000 | | | 2.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 469.08750000 | | 20K0F3E |
| 1 | 1 | 469.23750000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | HANCOCK, ME | 44.39508333, -68.08388889 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 2/10THS MI S INT MAIN & GRINDSTONE, WINTER HARBOR, ME | | 2079637760 |
License history
| Date | File or call sign | Action |
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| 2001-05-13 | KNNN546 | LIEXP |
| 2000-12-20 | KNNN546 | LETRES |
| 2000-11-23 | KNNN546 | LICCNV |
| 1996-03-15 | KNNN546 | AUTHPR |
| 1996-03-12 | KNNN546 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 1633193 | 2026-08-02 01:27:56 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | KNNN546 | ULS 1633193 | 2026-08-02 01:27:56 |
| Status | E | ULS 1633193 | 2026-08-02 01:27:56 |
| Service | IG | ULS 1633193 | 2026-08-02 01:27:56 |
| Grant Date | 1996-03-12 | ULS 1633193 | 2026-08-02 01:27:56 |
| Expiration Date | 2001-03-12 | ULS 1633193 | 2026-08-02 01:27:56 |
| Cancellation Date | 2001-05-13 | ULS 1633193 | 2026-08-02 01:27:56 |