Universal Licensing System
WNUY893
IBM Research and Development Inc.
License details
| ULS identifier | 1678537 |
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| Call sign | WNUY893 |
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| Radio service | IG |
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| Status | C |
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| Grant date | 2015-09-23 |
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| Expiration | 2025-12-11 |
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| Cancellation | 2022-02-01 |
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| Frequency range | 464.575 - 469.575 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | WALTHAM, MIDDLESEX, MA |
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| Coordinates | 42.4086944, -71.2570000 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:13:46 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 464.57500000 | | | 25.000000 | 25.000000 | |
| 2 | 1 | MO | 464.57500000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MO | 469.57500000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 464.57500000 | | 11K2F3E |
| 2 | 1 | 464.57500000 | | 11K2F3E |
| 2 | 1 | 469.57500000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 404 WYMAN ST, WALTHAM, MIDDLESEX, MA | 42.40869444, -71.25700000 | 58.000 m | B | 9.000 m structure / 12.000 m overall | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 12.000 m | | | | 24.400 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 404 WYMAN ST, WALTHAM, MA | MIDDLESEX | 6178952203 |
License history
| Date | File or call sign | Action |
|---|
| 2022-02-02 | WNUY893 | LICAN |
| 2020-04-29 | WNUY893 | LIAUA |
| 2015-09-23 | WNUY893 | LIREN |
| 2015-09-14 | WNUY893 | LETRES |
| 2014-06-14 | WNUY893 | LIMOD |
| 2014-06-13 | WNUY893 | ESUAPR |
| 2013-04-24 | WNUY893 | LIMOD |
| 2008-08-16 | WNUY893 | LIAUA |
| 2008-08-15 | WNUY893 | ESUAPR |
| 2007-03-07 | WNUY893 | LIAUA |
| 2007-03-06 | WNUY893 | ESUAPR |
| 2005-11-01 | WNUY893 | LIREN |
| 2005-09-19 | WNUY893 | LETRES |
| 2002-03-07 | WNUY893 | LIAUA |
| 2002-01-28 | WNUY893 | AUDOPR |
| 2000-11-23 | WNUY893 | LICCNV |
| 2000-10-18 | WNUY893 | LIREN |
| 2000-10-18 | WNUY893 | AUTHPR |
| 2000-09-20 | WNUY893 | LETRES |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1678537 | 2026-08-02 01:13:46 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WNUY893 | ULS 1678537 | 2026-08-02 01:13:46 |
| Status | C | ULS 1678537 | 2026-08-02 01:13:46 |
| Service | IG | ULS 1678537 | 2026-08-02 01:13:46 |
| Grant Date | 2015-09-23 | ULS 1678537 | 2026-08-02 01:13:46 |
| Expiration Date | 2025-12-11 | ULS 1678537 | 2026-08-02 01:13:46 |
| Cancellation Date | 2022-02-01 | ULS 1678537 | 2026-08-02 01:13:46 |