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To: Dave who wrote (24570)3/21/1999 4:31:00 PM
From: Jon Koplik  Read Replies (4) | Respond to of 152472
 
My (non-electrical engineering) analysis of this whole issue of ... If my CDMA (TDMA) (GSM) wireless carrier seems to suck, what are the long term implications (and is this a profound and damning indictment of the underlying technology) ? -- is as follows :

On those rare occasions when I am in a city (such as Miami FL) where I think the following is true : the city has lots of cell towers, flat terrain, and probably has had a long history of competing wireless infrastructure vendors, installers, and fine tuners -- then ... I find that my CDMA wireless calls are so crystal clear it is just plain shocking !

This says to me -- this is what CDMA will be like when other cities have sufficient cell towers, excellent infrastructure, etc.

People I know who use a TDMA carrier have told me that EVERY single call always has a sort of marginal echo or muddiness or just plain ickyness that instantaneously identifies the call as "one of those cell phone phone calls."

(I do not know anyone on a GSM system).

It confirms (to me) that electrical engineering does not lie. CDMA is predicted to sound better (based on science), and it does.

Jon.