Universal Licensing System
KNNK290
LOCKHEED MARTIN CORPORATION
License details
| ULS identifier | 1632019 |
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| Call sign | KNNK290 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2001-02-20 |
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| Expiration | 2011-02-08 |
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| Cancellation | 2011-04-16 |
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| Frequency range | 461.625 - 466.625 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | GAITHERSBURG, MONTGOMERY, MD |
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| Coordinates | 39.1528889, -77.2163611 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:10:20 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 461.62500000 | | | 100.000000 | 125.000000 | |
| 2 | 1 | MO | 461.62500000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MO | 466.62500000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 461.62500000 | | 20K0F3E |
| 2 | 1 | 461.62500000 | | 20K0F3E |
| 2 | 1 | 466.62500000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 700 FREDERICK AVE, GAITHERSBURG, MONTGOMERY, MD | 39.15288889, -77.21636111 | 123.000 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 | | | | 1.000 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 700 FREDERICK AVE, GAITHERSBURG, MD | MONTGOMERY | 3012404800 |
License history
| Date | File or call sign | Action |
|---|
| 2011-04-16 | KNNK290 | LIEXP |
| 2011-01-04 | KNNK290 | ESCAPR |
| 2010-11-15 | KNNK290 | LETRES |
| 2002-02-11 | KNNK290 | AUDOPR |
| 2001-02-20 | KNNK290 | LIREN |
| 2000-11-28 | KNNK290 | LETRES |
| 2000-11-23 | KNNK290 | COR |
| 2000-11-23 | KNNK290 | LICCNV |
| 1996-08-15 | KNNK290 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1632019 | 2026-08-02 01:10:20 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KNNK290 | ULS 1632019 | 2026-08-02 01:10:20 |
| Status | E | ULS 1632019 | 2026-08-02 01:10:20 |
| Service | IG | ULS 1632019 | 2026-08-02 01:10:20 |
| Grant Date | 2001-02-20 | ULS 1632019 | 2026-08-02 01:10:20 |
| Expiration Date | 2011-02-08 | ULS 1632019 | 2026-08-02 01:10:20 |
| Cancellation Date | 2011-04-16 | ULS 1632019 | 2026-08-02 01:10:20 |