Skip Navigation Linksweather.gov 
NOAA logo - Select to go to the NOAA homepage National Oceanic Atmospheric Adminstration   Select to go to the NWS homepage
National Weather Service
 

USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.

 

 


EMWIN-N System Requirements

 

Items
Recommended Minimum Requirements
Prototype Implementation
Antenna
·1 meter dish
Anderson P4 1.2 meter antenna
LNB Amplifier
·1691 MHz to 137.5 MHz Downconverter
·BER of [10-6] from the GOES satellite at elevation angles greater that [5] degrees
Quorum ESD/HG-1691.0-137.5 L Band Downconverter
(4/27 Demo uses a Wilmanco Feed/LNB)
UHF/VHF Frequency Converter
·137.5 MHz to 24 KHz Adapter
Circuit Provided ($200 in parts)
Consumer PC
·1 GHz Pentium 4
·Microsoft Windows 2000 or XP
·10 Mbytes storage
·128 Mbytes of RAM for Windows 2000 and 256 Mbytes of RAM for Windows XP
·Ethernet Driver
COTS Desktop IBM
(2 serial Com Ports: to demonstrate compatibility with existing EMWIN S/W)
A/D or Sound card
·> 96 ksps Sample
·45 KHz BW @ 3dB point
·16 or  8 bit 2’s complement data
·Conforms to Microsoft Windows Multimedia Interface
M-Audio Audiophile 2496


Note:  In addition to the Quorum down converter used in the prototype system, we know that a Wilmanco down converter will be able to properly down convert the EMWIN-N signal for the June test.  For all other down converters, users should contact the manufacturer to determine if they will be able to down convert the EMWIN-N signal for the test. 

US Dept of Commerce
National Oceanic and Atmospheric Administration
National Weather Service
1325 East-West Highway
Silver Spring, MD 20910
Page Author: EMWIN Team
Web site owner: NWS/CIO11
Disclaimer
Feedback
Information Quality
Credits
 		 Privacy Policy
Freedom of Information Act (FOIA)
About Us