Universal Licensing System
WPMS988
R & D SYSTEMS INC
License details
| ULS identifier | 1800378 |
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| Call sign | WPMS988 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2003-12-03 |
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| Expiration | 2013-12-07 |
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| Cancellation | 2014-02-08 |
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| Frequency range | 451.6 MHz |
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| Locations | 1 |
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| Representative location | HENNEPIN, MN |
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| Coordinates | 44.9958056, -93.2282778 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:16:56 |
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Licensee
| Name | R & D SYSTEMS INC |
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| Applicant type | C |
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| FRN | 0009921297 |
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| Location | MINNEAPOLIS, MN |
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| Address | 614 MC KINLEY PLACE NE, MINNEAPOLIS, MN, 55413 |
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| Phone | 6123792956 |
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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 | 451.60000000 | | | 4.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.60000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | HENNEPIN, MN | 44.99580556, -93.22827778 | | | | |
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 | 614 MC KINLEY PLACE NE, MINNEAPOLIS, MN | | 6123792956 |
License history
| Date | File or call sign | Action |
|---|
| 2014-02-08 | WPMS988 | LIEXP |
| 2013-09-16 | WPMS988 | LETRES |
| 2003-12-03 | WPMS988 | LIREN |
| 2003-11-26 | WPMS988 | LIAUA |
| 2003-09-15 | WPMS988 | LETRES |
| 2002-06-24 | WPMS988 | AUDOPR |
| 2000-11-23 | WPMS988 | LICCNV |
| 1998-12-07 | WPMS988 | AUTHPR |
| 1998-12-07 | WPMS988 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1800378 | 2026-08-02 01:16:56 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPMS988 | ULS 1800378 | 2026-08-02 01:16:56 |
| Status | E | ULS 1800378 | 2026-08-02 01:16:56 |
| Service | IG | ULS 1800378 | 2026-08-02 01:16:56 |
| Grant Date | 2003-12-03 | ULS 1800378 | 2026-08-02 01:16:56 |
| Expiration Date | 2013-12-07 | ULS 1800378 | 2026-08-02 01:16:56 |
| Cancellation Date | 2014-02-08 | ULS 1800378 | 2026-08-02 01:16:56 |