Universal Licensing System
KNNJ429
AMERICAN STONE MIX INC
License details
| ULS identifier | 1631627 |
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| Call sign | KNNJ429 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2001-01-20 |
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| Expiration | 2011-02-08 |
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| Cancellation | 2011-04-16 |
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| Frequency range | 469.2125 MHz |
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| Locations | 1 |
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| Representative location | BALTIMORE, MD |
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| Coordinates | 39.3701111, -76.4330278 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:27:54 |
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Licensee
| Name | AMERICAN STONE MIX INC |
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| Applicant type | C |
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| Location | WHITE MARSH, MD |
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| Address | 10300 PULASKI HWY, WHITE MARSH, MD, 21162 |
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| Phone | 4105747882 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
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| 1 | 1 | MO | 469.21250000 | | | 2.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
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| 1 | 1 | 469.21250000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | BALTIMORE, MD | 39.37011111, -76.43302778 | | | | |
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 |
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| 1 | 10300 PULASKI HWY, WHITE MARSH, MD | | 4105747882 |
License history
| Date | File or call sign | Action |
|---|
| 2011-04-16 | KNNJ429 | LIEXP |
| 2010-11-15 | KNNJ429 | LETRES |
| 2001-08-27 | KNNJ429 | AUDOPR |
| 2001-01-20 | KNNJ429 | LIREN |
| 2000-11-28 | KNNJ429 | LETRES |
| 2000-11-23 | KNNJ429 | LICCNV |
| 1996-02-08 | KNNJ429 | AUTHPR |
| 1996-02-08 | KNNJ429 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1631627 | 2026-08-02 01:27:54 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KNNJ429 | ULS 1631627 | 2026-08-02 01:27:54 |
| Status | E | ULS 1631627 | 2026-08-02 01:27:54 |
| Service | IG | ULS 1631627 | 2026-08-02 01:27:54 |
| Grant Date | 2001-01-20 | ULS 1631627 | 2026-08-02 01:27:54 |
| Expiration Date | 2011-02-08 | ULS 1631627 | 2026-08-02 01:27:54 |
| Cancellation Date | 2011-04-16 | ULS 1631627 | 2026-08-02 01:27:54 |