Universal Licensing System
KNIV973
DYNAMEX OPERATIONS EAST INC
License details
| ULS identifier | 1920768 |
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| Call sign | KNIV973 |
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| Radio service | IG |
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| Status | T |
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| Grant date | 1999-03-10 |
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| Expiration | 2004-03-11 |
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| Cancellation | 2003-11-18 |
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| Frequency range | 452.65 - 457.65 MHz (2 frequencies) |
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| Locations | 1 |
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| Representative location | BALTIMORE, MD |
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| Coordinates | 39.3387222, -76.6677500 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:28:01 |
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Licensee
| Name | DYNAMEX OPERATIONS EAST INC |
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| Applicant type | C |
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| Location | IRVING, TX |
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| Address | 1431 GREENWAY DR STE 345, IRVING, TX, 75038 |
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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 | FB2 | 452.65000000 | | | 75.000000 | 224.000000 | |
| 2 | 1 | MO | 457.65000000 | | | 75.000000 | 75.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 452.65000000 | | 20K0F3E |
| 2 | 1 | 457.65000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 6660 SECURITY BLVD, BALTIMORE, MD | 39.33872222, -76.66775000 | 122.000 m | | 104.000 m structure / 104.000 m overall | N |
| 2 | T | BALTIMORE, MD | 39.33872222, -76.66775000 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 104.000 m | | | | | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 6660 SECURITY BLVD STE 15, BALTIMORE, MD | | |
License history
| Date | File or call sign | Action |
|---|
| 2003-11-18 | KNIV973 | LITERM |
| 2002-09-30 | KNIV973 | AUDCAN |
| 2000-11-24 | KNIV973 | LICCNV |
| 1999-03-10 | KNIV973 | AUTHPR |
| 1999-03-10 | KNIV973 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1920768 | 2026-08-02 01:28:01 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KNIV973 | ULS 1920768 | 2026-08-02 01:28:01 |
| Status | T | ULS 1920768 | 2026-08-02 01:28:01 |
| Service | IG | ULS 1920768 | 2026-08-02 01:28:01 |
| Grant Date | 1999-03-10 | ULS 1920768 | 2026-08-02 01:28:01 |
| Expiration Date | 2004-03-11 | ULS 1920768 | 2026-08-02 01:28:01 |
| Cancellation Date | 2003-11-18 | ULS 1920768 | 2026-08-02 01:28:01 |