Universal Licensing System
WPKS818
S & G CONCRETE COMPANY
License details
| ULS identifier | 1751232 |
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| Call sign | WPKS818 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 1997-06-26 |
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| Expiration | 2002-06-26 |
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| Cancellation | 2002-10-27 |
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| Frequency range | 461.825 - 466.85 MHz (4 frequencies) |
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| Locations | 5 |
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| Representative location | UPPER MARLBORO, PRINCE GEORGE'S, MD |
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| Coordinates | 38.8759444, -76.6894167 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:29:02 |
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Licensee
| Name | S & G CONCRETE COMPANY |
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| Applicant type | C |
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| Location | EDGEWOOD, MD |
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| Address | 2110 PHILADELPHIA RD, EDGEWOOD, MD, 21040 |
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| Phone | 4106791251 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 2 | 1 | FB2 | 461.82500000 | | | 100.000000 | 86.000000 | |
| 4 | 1 | MO | 461.82500000 | | | 45.000000 | | |
| 5 | 1 | MO | 461.82500000 | | | 45.000000 | | |
| 1 | 1 | FB2 | 461.85000000 | | | 100.000000 | 68.000000 | |
| 4 | 1 | MO | 461.85000000 | | | 45.000000 | | |
| 5 | 1 | MO | 461.85000000 | | | 45.000000 | | |
| 3 | 1 | FX1 | 466.82500000 | | | 45.000000 | | |
| 4 | 1 | MO | 466.82500000 | | | 45.000000 | | |
| 5 | 1 | MO | 466.82500000 | | | 45.000000 | | |
| 3 | 1 | FX1 | 466.85000000 | | | 45.000000 | | |
| 4 | 1 | MO | 466.85000000 | | | 45.000000 | | |
| 5 | 1 | MO | 466.85000000 | | | 45.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 2 | 1 | 461.82500000 | | 20K0F3E |
| 4 | 1 | 461.82500000 | | 20K0F3E |
| 5 | 1 | 461.82500000 | | 20K0F3E |
| 1 | 1 | 461.85000000 | | 20K0F3E |
| 4 | 1 | 461.85000000 | | 20K0F3E |
| 5 | 1 | 461.85000000 | | 20K0F3E |
| 3 | 1 | 466.82500000 | | 20K0F3E |
| 4 | 1 | 466.82500000 | | 20K0F3E |
| 5 | 1 | 466.82500000 | | 20K0F3E |
| 3 | 1 | 466.85000000 | | 20K0F3E |
| 4 | 1 | 466.85000000 | | 20K0F3E |
| 5 | 1 | 466.85000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | CLAGGETT LANDING RD 1 MI E, UPPER MARLBORO, PRINCE GEORGE'S, MD | 38.87594444, -76.68941667 | 37.000 m | TOWER | 152.000 m structure / 152.000 m overall | N |
| 2 | T | 28 ALLEGHENY AVE, TOWSON, BALTIMORE, MD | 39.40261111, -76.60747222 | 142.000 m | B | 101.000 m structure / 101.000 m overall | N |
| 3 | T | MD | | | | | |
| 4 | T | | | | | | |
| 5 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 152.000 m | | | | 171.000 | |
| 1 | 2 | T | | 101.000 m | | | | 152.000 | |
| 1 | 3 | T | | | | | | | |
| 1 | 4 | T | | | | | | | |
| 1 | 5 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 2110 PHILADELPHIA RD, EDGEWOOD, MD | | 4106791251 |
License history
| Date | File or call sign | Action |
|---|
| 2002-10-27 | WPKS818 | LIEXP |
| 2002-04-01 | WPKS818 | LETRES |
| 2001-12-31 | WPKS818 | AUDCAN |
| 2000-11-23 | WPKS818 | LICCNV |
| 1997-06-26 | WPKS818 | LIISS |
| 1997-06-26 | WPKS818 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 1751232 | 2026-08-02 01:29:02 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WPKS818 | ULS 1751232 | 2026-08-02 01:29:02 |
| Status | E | ULS 1751232 | 2026-08-02 01:29:02 |
| Service | IG | ULS 1751232 | 2026-08-02 01:29:02 |
| Grant Date | 1997-06-26 | ULS 1751232 | 2026-08-02 01:29:02 |
| Expiration Date | 2002-06-26 | ULS 1751232 | 2026-08-02 01:29:02 |
| Cancellation Date | 2002-10-27 | ULS 1751232 | 2026-08-02 01:29:02 |