Universal Licensing System
KNNM233
DUKE UNIVERSITY MEDICAL CENTER
License details
| ULS identifier | 1632755 |
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| Call sign | KNNM233 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2001-03-01 |
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| Expiration | 2011-03-08 |
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| Cancellation | 2011-05-14 |
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| Frequency range | 463.375 - 468.375 MHz (2 frequencies) |
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| Locations | 3 |
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| Representative location | BROADWAY, LEE, NC |
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| Coordinates | 35.5126667, -78.9775278 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:09:04 |
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Licensee
| Name | DUKE UNIVERSITY MEDICAL CENTER |
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| Applicant type | C |
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| FRN | 0001954791 |
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| Location | DURHAM, NC |
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| Address | 106 SCIENCE DR, DURHAM, NC, 277080221 |
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| Phone | 9196815433 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 463.37500000 | | | 110.000000 | 37.000000 | |
| 3 | 1 | MO | 463.37500000 | | | 100.000000 | | |
| 2 | 1 | FX1 | 468.37500000 | | | 25.000000 | | |
| 3 | 1 | MO | 468.37500000 | | | 100.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 463.37500000 | | 20K0F3E |
| 3 | 1 | 463.37500000 | | 20K0F3E |
| 2 | 1 | 468.37500000 | | 20K0F3E |
| 3 | 1 | 468.37500000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | .56 MI E OF CR 1538 .6 MI SW, BROADWAY, LEE, NC | 35.51266667, -78.97752778 | 122.000 m | TOWER | 427.000 m structure / 427.000 m overall | N |
| 2 | T | NC | | | | | |
| 3 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 427.000 m | | | | 462.000 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | DUKE HOSPITAL N FULTON & ERWIN, DURHAM, NC | | 9196815433 |
License history
| Date | File or call sign | Action |
|---|
| 2011-05-14 | KNNM233 | LIEXP |
| 2010-12-13 | KNNM233 | LETRES |
| 2001-10-01 | KNNM233 | AUDOPR |
| 2001-03-01 | KNNM233 | LIREN |
| 2000-12-11 | KNNM233 | LETRES |
| 2000-11-23 | KNNM233 | LICCNV |
| 1998-08-03 | KNNM233 | AUTHPR |
| 1996-03-08 | KNNM233 | LIAUA |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1632755 | 2026-08-02 01:09:04 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | KNNM233 | ULS 1632755 | 2026-08-02 01:09:04 |
| Status | E | ULS 1632755 | 2026-08-02 01:09:04 |
| Service | IG | ULS 1632755 | 2026-08-02 01:09:04 |
| Grant Date | 2001-03-01 | ULS 1632755 | 2026-08-02 01:09:04 |
| Expiration Date | 2011-03-08 | ULS 1632755 | 2026-08-02 01:09:04 |
| Cancellation Date | 2011-05-14 | ULS 1632755 | 2026-08-02 01:09:04 |