Universal Licensing System
KNHC642
OPPORTUNITY CONCRETE INC
License details
| ULS identifier | 1585841 |
|---|
| Call sign | KNHC642 |
|---|
| Radio service | GO |
|---|
| Status | E |
|---|
| Grant date | 2011-08-16 |
|---|
| Expiration | 2021-08-15 |
|---|
| Cancellation | 2021-10-16 |
|---|
| Frequency range | 810.8875 - 855.8875 MHz (2 frequencies) |
|---|
| Locations | 3 |
|---|
| Representative location | WASHINGTON, Washington, DC |
|---|
| Coordinates | 38.9273333, -77.0735833 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:14:22 |
|---|
Licensee
| Name | OPPORTUNITY CONCRETE INC |
|---|
| Applicant type | C |
|---|
| FRN | 0005539549 |
|---|
| Location | LANHAM, MD |
|---|
| Address | 4600 FORBES BLVD, LANHAM, MD, 20706 |
|---|
| Phone | 2022693300 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FX1 | 810.88750000 | | | 25.000000 | 20.000000 | |
| 3 | 1 | MO | 810.88750000 | | | 35.000000 | 70.000000 | |
| 2 | 1 | FB2 | 855.88750000 | | | 40.000000 | 265.000000 | |
| 3 | 1 | MO | 855.88750000 | | | 35.000000 | 70.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 810.88750000 | | 20K0F3E |
| 3 | 1 | 810.88750000 | | 20K0F3E |
| 2 | 1 | 855.88750000 | | 20K0F3E |
| 3 | 1 | 855.88750000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | DC | | | | | N |
| 2 | T | 2844 WISCONSIN AVE NE, WASHINGTON, Washington, DC | 38.92733333, -77.07358333 | 112.000 m | TOWER | 46.000 m structure / 46.000 m overall | N |
| 3 | T | DC | | | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
| 1 | 2 | T | | 46.000 m | | | | 91.000 | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 4600 FORBES BLVD, LANHAM, MD | PRINCE GEORGE'S | 2022693300 |
License history
| Date | File or call sign | Action |
|---|
| 2021-10-16 | KNHC642 | LIEXP |
| 2021-05-24 | KNHC642 | LETRES |
| 2011-08-16 | KNHC642 | LIREN |
| 2011-06-07 | KNHC642 | LTSAPR |
| 2011-05-23 | KNHC642 | LETRES |
| 2002-07-25 | KNHC642 | LIMOD |
| 2001-08-15 | KNHC642 | LIREN |
| 2001-05-21 | KNHC642 | LETRES |
| 2000-11-22 | KNHC642 | LICCNV |
| 1999-06-10 | KNHC642 | LITRAN |
| 1999-06-10 | KNHC642 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1585841 | 2026-08-02 01:14:22 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KNHC642 | ULS 1585841 | 2026-08-02 01:14:22 |
| Status | E | ULS 1585841 | 2026-08-02 01:14:22 |
| Service | GO | ULS 1585841 | 2026-08-02 01:14:22 |
| Grant Date | 2011-08-16 | ULS 1585841 | 2026-08-02 01:14:22 |
| Expiration Date | 2021-08-15 | ULS 1585841 | 2026-08-02 01:14:22 |
| Cancellation Date | 2021-10-16 | ULS 1585841 | 2026-08-02 01:14:22 |