[ILHam] FD-STAR Presentation, Tuesday, 10/3 @ 7 pm, Plainfield Radio League

Mark Thompson wb9qzb at yahoo.com
Tue Sep 26 16:11:19 EDT 2006


The October 3rd Plainfield Radio League meeting will feature a presentation on D-STAR by Mark Thompson, WB9QZB. 

D-STAR is a digital protocol developed by the Japanese government and 
Japanese Amateur Radio League. Icom is the first manufacturer to 
manufacture D-STAR-compatible radios, although the protocol is open 
to anyone. 

D-STAR enables simultaneous digital voice and data transmission. At 
present, digital voice can be sent on 144, 440 & 1.2 GHz (4800 bps) 
concurrently with low speed asynchronous data (950 bps) in a narrow 
6.25 KHz channel. High speed data (128 kbps) can be sent concurrently 
using TCP/IP on 1.2 GHz in a 130 KHz channel. 

D-STAR repeaters are connected via the Internet, which enables 
worldwide connections across the D-STAR network. Imagine having a 
broadband Internet connection via your mobile rig. 

Among the many possible applications, D-STAR promises enhanced 
emergency communication handling - the efficiency of simultaneous 
voice and data communications, as well as graphic and other large 
file transfers that are difficult or impossible with current packet 
technology. 

Mark, WB9QZB, will present the D-STAR system in detail, with an 
update on Icom technology, the radios currently available that 
support D-STAR, and what is in development. Mark has been actively 
involved for many years in local packet and digital radio activities, 
and has been featured on Hap Holly's RAIN Report. 

Please join us for an informative and entertaining evening, Tuesday, October 3rd at 7 pm. The Plainfield Radio League membership meetings are held at the Plainfield Fire Department, Station #1, at 703 N. Des Plaines Street in Plainfield. PFD Station 1 is located in downtown Plainfield. There is a door on Des Plaines Street (the West side of the building) that leads up to the meeting room. 

If you can't make the meeting visit the Illinois Digital Ham Yahoo Group for more information about D-STAR: 

http://groups.com/yahoo.com/group/illinoisdigitalham/ 

PLEASE PASS THIS ANNOUNCEMENT ON TO OTHER CLUBS & HAMS WHO MIGHT BE INTERESTED.




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