Universal Licensing System
KNNR746
3 COM CORP
License details
| ULS identifier | 1634260 |
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| Call sign | KNNR746 |
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| Radio service | IG |
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| Status | C |
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| Grant date | 2001-04-11 |
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| Expiration | 2011-04-12 |
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| Cancellation | 2010-01-28 |
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| Frequency range | 461.3375 - 469.6375 MHz (3 frequencies) |
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| Locations | 1 |
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| Representative location | MIDDLESEX, MA |
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| Coordinates | 42.3936944, -71.5770000 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:13:10 |
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Licensee
| Name | 3 COM CORP |
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| Applicant type | C |
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| FRN | 0004844460 |
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| Location | MARLBOROUGH, MA |
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| Address | 3 COM DRIVE, MARLBOROUGH, MA, 01752 |
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| Phone | 5082641899 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 461.33750000 | | | 2.000000 | | |
| 1 | 1 | MO | 461.51250000 | | | 2.000000 | | |
| 1 | 1 | MO | 469.63750000 | | | 2.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 461.33750000 | | 20K0F3E |
| 1 | 1 | 461.51250000 | | 20K0F3E |
| 1 | 1 | 469.63750000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | MIDDLESEX, MA | 42.39369444, -71.57700000 | | | | |
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 |
|---|
| 1 | 80 CENTRAL ST, BOXBOROUGH, MA | | 5083231468 |
License history
| Date | File or call sign | Action |
|---|
| 2010-01-29 | KNNR746 | LICAN |
| 2001-11-02 | KNNR746 | AUDOPR |
| 2001-04-11 | KNNR746 | LIREN |
| 2001-01-24 | KNNR746 | LETRES |
| 2000-11-23 | KNNR746 | LICCNV |
| 2000-05-15 | KNNR746 | AUTHPR |
| 1996-04-12 | KNNR746 | LIAUA |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1634260 | 2026-08-02 01:13:10 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KNNR746 | ULS 1634260 | 2026-08-02 01:13:10 |
| Status | C | ULS 1634260 | 2026-08-02 01:13:10 |
| Service | IG | ULS 1634260 | 2026-08-02 01:13:10 |
| Grant Date | 2001-04-11 | ULS 1634260 | 2026-08-02 01:13:10 |
| Expiration Date | 2011-04-12 | ULS 1634260 | 2026-08-02 01:13:10 |
| Cancellation Date | 2010-01-28 | ULS 1634260 | 2026-08-02 01:13:10 |