Universal Licensing System
WPDW620
MLM SECURITY SERVICES INC
License details
| ULS identifier | 1782742 |
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| Call sign | WPDW620 |
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| Radio service | IG |
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| Status | T |
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| Grant date | 2003-10-17 |
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| Expiration | 2013-12-01 |
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| Cancellation | 2004-06-10 |
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| Frequency range | 464.25 - 469.25 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | EAST ORANGE, ESSEX, NJ |
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| Coordinates | 40.7792778, -74.2204167 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:16:47 |
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Licensee
| Name | MLM SECURITY SERVICES INC |
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| Applicant type | C |
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| FRN | 0009731464 |
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| Location | EAST ORANGE, NJ |
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| Address | 87 HILLCREST TERRACE, EAST ORANGE, NJ, 07018 |
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| Phone | 9736785215 |
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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 | 464.25000000 | | | 50.000000 | 175.000000 | |
| 2 | 1 | MO | 464.25000000 | | | 50.000000 | | |
| 2 | 1 | MO | 469.25000000 | | | 50.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 464.25000000 | | 20K0F3E |
| 2 | 1 | 464.25000000 | | 20K0F3E |
| 2 | 1 | 469.25000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 777 SPRINGDALE AVE, EAST ORANGE, ESSEX, NJ | 40.77927778, -74.22041667 | 38.000 m | B | 43.000 m structure / 49.000 m overall | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 49.000 m | | | | 36.000 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 87 HILLCREST TERRACE, EAST ORANGE, NJ | | 9736785215 |
License history
| Date | File or call sign | Action |
|---|
| 2004-06-23 | WPDW620 | PNACT |
| 2004-06-10 | WPDW620 | LETACS |
| 2004-06-10 | WPDW620 | LITERM |
| 2003-10-17 | WPDW620 | LIREN |
| 2003-09-04 | WPDW620 | LETRES |
| 2000-11-23 | WPDW620 | LICCNV |
| 2000-04-28 | WPDW620 | AUTHPR |
| 2000-04-25 | WPDW620 | LIMOD |
| WPDW620 | AUDCAN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1782742 | 2026-08-02 01:16:47 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPDW620 | ULS 1782742 | 2026-08-02 01:16:47 |
| Status | T | ULS 1782742 | 2026-08-02 01:16:47 |
| Service | IG | ULS 1782742 | 2026-08-02 01:16:47 |
| Grant Date | 2003-10-17 | ULS 1782742 | 2026-08-02 01:16:47 |
| Expiration Date | 2013-12-01 | ULS 1782742 | 2026-08-02 01:16:47 |
| Cancellation Date | 2004-06-10 | ULS 1782742 | 2026-08-02 01:16:47 |