Universal Licensing System
WPMS400
HILL MANAGEMENT SERVICES INC
License details
| ULS identifier | 1799951 |
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| Call sign | WPMS400 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 1998-11-25 |
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| Expiration | 2003-11-25 |
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| Cancellation | 2004-01-25 |
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| Frequency range | 451.45 MHz |
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| Locations | 1 |
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| Representative location | BALTIMORE, MD |
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| Coordinates | 39.4545556, -76.6371944 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:26:48 |
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Licensee
| Name | HILL MANAGEMENT SERVICES INC |
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| Applicant type | C |
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| Location | TIMONIUM, MD |
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| Address | 9640 DEERECO RD, TIMONIUM, MD, 21093 |
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| Phone | 4105611300 |
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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 | 451.45000000 | | | 4.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.45000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | BALTIMORE, MD | 39.45455556, -76.63719444 | | | | |
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 | | | 4105611300 |
License history
| Date | File or call sign | Action |
|---|
| 2004-01-25 | WPMS400 | LIEXP |
| 2003-09-04 | WPMS400 | LETRES |
| 2002-05-20 | WPMS400 | AUDOPR |
| 2000-11-23 | WPMS400 | LICCNV |
| 1998-11-25 | WPMS400 | LIISS |
| 1998-11-25 | WPMS400 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1799951 | 2026-08-02 01:26:48 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WPMS400 | ULS 1799951 | 2026-08-02 01:26:48 |
| Status | E | ULS 1799951 | 2026-08-02 01:26:48 |
| Service | IG | ULS 1799951 | 2026-08-02 01:26:48 |
| Grant Date | 1998-11-25 | ULS 1799951 | 2026-08-02 01:26:48 |
| Expiration Date | 2003-11-25 | ULS 1799951 | 2026-08-02 01:26:48 |
| Cancellation Date | 2004-01-25 | ULS 1799951 | 2026-08-02 01:26:48 |