Universal Licensing System
WPKH368
IBM Research and Development Inc.
License details
| ULS identifier | 1746552 |
|---|
| Call sign | WPKH368 |
|---|
| Radio service | IG |
|---|
| Status | A |
|---|
| Grant date | 2022-02-15 |
|---|
| Expiration | 2032-02-21 |
|---|
| Frequency range | 464.625 - 464.75 MHz (4 frequencies) |
|---|
| Locations | 1 |
|---|
| Representative location | US |
|---|
| Source archive | l_LMpriv.zip |
|---|
| 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 | MO | 464.62500000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 464.65000000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 464.70000000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 464.75000000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 464.62500000 | | 11K2F3E |
| 1 | 1 | 464.65000000 | | 11K2F3E |
| 1 | 1 | 464.70000000 | | 11K2F3E |
| 1 | 1 | 464.75000000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | US | | | | | |
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 | 55 CAMBRIDGE PKY, CAMBRIDGE, MA | MIDDLESEX | 6176932785 |
License history
| Date | File or call sign | Action |
|---|
| 2022-02-15 | WPKH368 | LIREN |
| 2021-11-29 | WPKH368 | LETRES |
| 2020-04-29 | WPKH368 | LIAUA |
| 2014-07-04 | WPKH368 | LIMOD |
| 2014-07-03 | WPKH368 | ESUAPR |
| 2012-10-03 | WPKH368 | LIMOD |
| 2012-07-11 | WPKH368 | ESUAPR |
| 2011-12-06 | WPKH368 | LIREN |
| 2011-11-28 | WPKH368 | LETRES |
| 2008-08-16 | WPKH368 | LIAUA |
| 2008-08-15 | WPKH368 | ESUAPR |
| 2007-03-07 | WPKH368 | LIAUA |
| 2007-03-06 | WPKH368 | ESUAPR |
| 2002-05-23 | WPKH368 | AUDOPR |
| 2002-03-07 | WPKH368 | LIAUA |
| 2002-02-22 | WPKH368 | LIASS |
| 2002-02-15 | WPKH368 | LIREN |
| 2001-11-26 | WPKH368 | LETRES |
| 2000-11-23 | WPKH368 | LICCNV |
| 1997-02-21 | WPKH368 | AUTHPR |
| 1997-02-21 | WPKH368 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1746552 | 2026-08-02 01:13:46 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPKH368 | ULS 1746552 | 2026-08-02 01:13:46 |
| Status | A | ULS 1746552 | 2026-08-02 01:13:46 |
| Service | IG | ULS 1746552 | 2026-08-02 01:13:46 |
| Grant Date | 2022-02-15 | ULS 1746552 | 2026-08-02 01:13:46 |
| Expiration Date | 2032-02-21 | ULS 1746552 | 2026-08-02 01:13:46 |