Universal Licensing System
KRW863
Massachusetts Institute of Technology
License details
| ULS identifier | 1637883 |
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| Call sign | KRW863 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2021-01-30 |
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| Expiration | 2031-02-04 |
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| Frequency range | 461.575 - 466.575 MHz (2 frequencies) |
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| Locations | 3 |
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| Representative location | CAMBRIDGE, MIDDLESEX, MA |
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| Coordinates | 42.3617778, -71.0836667 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:11:51 |
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Licensee
| Name | Massachusetts Institute of Technology |
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| Applicant type | C |
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| FRN | 0003626579 |
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| Location | CAMBRIDGE, MA |
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| Address | 77 MASSACHUSETTS AVE, BLDG W89, CAMBRIDGE, MA, 021394307 |
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| Phone | 6172534032 |
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| Email | [email protected] |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 2 | 1 | FB2 | 461.57500000 | | | 90.000000 | 90.000000 | |
| 1 | 1 | FX1 | 466.57500000 | | | 30.000000 | 30.000000 | |
| 3 | 1 | MO | 466.57500000 | | | 90.000000 | 90.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 2 | 1 | 461.57500000 | | 11K0F3E |
| 1 | 1 | 466.57500000 | | 11K0F3E |
| 3 | 1 | 466.57500000 | | 11K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | MA | | | | | |
| 2 | T | 40 WADSWORTH ST, CAMBRIDGE, MIDDLESEX, MA | 42.36177778, -71.08366667 | 3.000 m | | | N |
| 3 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
| 1 | 2 | T | | 92.000 m | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 2 | 32 VASSAR ST, Cambridge, MA | MIDDLESEX | 6172531212 |
| 3 | 77 MASSACHUSETTS AVE, CAMBRIDGE, MA | MIDDLESEX | 6172531212 |
License history
| Date | File or call sign | Action |
|---|
| 2021-01-30 | KRW863 | LIREN |
| 2020-11-09 | KRW863 | LETRES |
| 2013-05-17 | KRW863 | LIMOD |
| 2012-11-01 | KRW863 | ESUAPR |
| 2012-11-01 | KRW863 | LIAUA |
| 2011-03-24 | KRW863 | AUTHPR |
| 2010-11-24 | KRW863 | LIREN |
| 2010-11-22 | KRW863 | ESCAPR |
| 2010-11-08 | KRW863 | LETRES |
| 2001-11-05 | KRW863 | AUDOPR |
| 2001-01-17 | KRW863 | LIREN |
| 2000-11-28 | KRW863 | LETRES |
| 2000-11-23 | KRW863 | LICCNV |
| 1996-02-08 | KRW863 | AUTHPR |
| 1996-02-08 | KRW863 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1637883 | 2026-08-02 01:11:51 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KRW863 | ULS 1637883 | 2026-08-02 01:11:51 |
| Status | A | ULS 1637883 | 2026-08-02 01:11:51 |
| Service | IG | ULS 1637883 | 2026-08-02 01:11:51 |
| Grant Date | 2021-01-30 | ULS 1637883 | 2026-08-02 01:11:51 |
| Expiration Date | 2031-02-04 | ULS 1637883 | 2026-08-02 01:11:51 |