Universal Licensing System
KNGL999
IBM Research and Development Inc.
License details
| ULS identifier | 1775080 |
|---|
| Call sign | KNGL999 |
|---|
| Radio service | IG |
|---|
| Status | A |
|---|
| Grant date | 2023-05-25 |
|---|
| Expiration | 2033-05-25 |
|---|
| Frequency range | 451.35 - 467.925 MHz (15 frequencies) |
|---|
| Locations | 2 |
|---|
| Representative location | RESEARCH TRIANGLE PK, DURHAM, NC |
|---|
| Coordinates | 35.9132222, -78.8597778 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:13:46 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 451.35000000 | | | 110.000000 | 74.000000 | |
| 4 | 1 | MO | 451.35000000 | | | 25.000000 | 25.000000 | |
| 1 | 1 | FB2 | 451.75000000 | | | 110.000000 | 74.000000 | |
| 4 | 1 | MO | 451.75000000 | | | 25.000000 | 25.000000 | |
| 4 | 1 | MO | 456.35000000 | | | 25.000000 | 25.000000 | |
| 4 | 1 | MO | 456.75000000 | | | 25.000000 | 25.000000 | |
| 1 | 1 | FB2 | 461.30000000 | | | 110.000000 | 74.000000 | |
| 4 | 1 | MO | 461.30000000 | | | 25.000000 | 25.000000 | |
| 4 | 1 | MO | 461.41250000 | | | 2.000000 | 2.000000 | |
| 1 | 1 | FB2 | 462.22500000 | | | 110.000000 | 200.000000 | |
| 4 | 1 | MO | 462.22500000 | | | 25.000000 | 25.000000 | |
| 1 | 1 | FB2 | 462.52500000 | | | 110.000000 | 74.000000 | |
| 4 | 1 | MO | 462.52500000 | | | 25.000000 | 25.000000 | |
| 4 | 1 | MO | 466.30000000 | | | 25.000000 | 25.000000 | |
| 4 | 1 | MO | 466.41250000 | | | 2.000000 | 2.000000 | |
| 4 | 1 | MO | 467.22500000 | | | 25.000000 | 25.000000 | |
| 4 | 1 | MO | 467.52500000 | | | 25.000000 | 25.000000 | |
| 4 | 1 | MO | 467.75000000 | | | 2.000000 | 2.000000 | |
| 4 | 1 | MO | 467.85000000 | | | 2.000000 | 2.000000 | |
| 4 | 1 | MO | 467.92500000 | | | 2.000000 | 2.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.35000000 | | 11K2F3E |
| 4 | 1 | 451.35000000 | | 11K2F3E |
| 1 | 1 | 451.75000000 | | 11K2F3E |
| 4 | 1 | 451.75000000 | | 11K2F3E |
| 4 | 1 | 456.35000000 | | 11K2F3E |
| 4 | 1 | 456.75000000 | | 11K2F3E |
| 1 | 1 | 461.30000000 | | 11K2F3E |
| 4 | 1 | 461.30000000 | | 11K2F3E |
| 4 | 1 | 461.41250000 | | 11K2F3E |
| 1 | 1 | 462.22500000 | | 11K2F3E |
| 4 | 1 | 462.22500000 | | 11K2F3E |
| 1 | 1 | 462.52500000 | | 11K2F3E |
| 4 | 1 | 462.52500000 | | 11K2F3E |
| 4 | 1 | 466.30000000 | | 11K2F3E |
| 4 | 1 | 466.41250000 | | 11K2F3E |
| 4 | 1 | 467.22500000 | | 11K2F3E |
| 4 | 1 | 467.52500000 | | 11K2F3E |
| 4 | 1 | 467.75000000 | | 11K2F3E |
| 4 | 1 | 467.85000000 | | 11K2F3E |
| 4 | 1 | 467.92500000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | BLDG 2 CORNWALLIS & I40, RESEARCH TRIANGLE PK, DURHAM, NC | 35.91322222, -78.85977778 | 110.000 m | BMAST | 19.300 m structure / 29.300 m overall | N |
| 4 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 29.300 m | V | 3.5000 | 0.0000 | 36.400 | |
| 1 | 4 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | BLDG 002 CORNWALLIS & I40, RESEARCH TRIANGLE PA, NC | DURHAM | 9195436604 |
License history
| Date | File or call sign | Action |
|---|
| 2023-05-25 | KNGL999 | LIREN |
| 2023-02-27 | KNGL999 | LETRES |
| 2022-03-03 | KNGL999 | LIMOD |
| 2020-04-29 | KNGL999 | LIAUA |
| 2013-03-05 | KNGL999 | LIREN |
| 2013-03-04 | KNGL999 | LETRES |
| 2008-08-16 | KNGL999 | LIAUA |
| 2008-08-15 | KNGL999 | ESUAPR |
| 2007-03-07 | KNGL999 | LIAUA |
| 2007-03-06 | KNGL999 | ESUAPR |
| 2003-03-07 | KNGL999 | LIREN |
| 2003-03-03 | KNGL999 | LETRES |
| 2002-08-24 | KNGL999 | LIAUA |
| 2002-06-06 | KNGL999 | LIMOD |
| 2002-03-07 | KNGL999 | LIAUA |
| 2002-01-28 | KNGL999 | AUDOPR |
| 2000-11-23 | KNGL999 | LICCNV |
| 2000-07-07 | KNGL999 | AUTHPR |
| 1999-12-13 | KNGL999 | LIAUA |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1775080 | 2026-08-02 01:13:46 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KNGL999 | ULS 1775080 | 2026-08-02 01:13:46 |
| Status | A | ULS 1775080 | 2026-08-02 01:13:46 |
| Service | IG | ULS 1775080 | 2026-08-02 01:13:46 |
| Grant Date | 2023-05-25 | ULS 1775080 | 2026-08-02 01:13:46 |
| Expiration Date | 2033-05-25 | ULS 1775080 | 2026-08-02 01:13:46 |