Linked by Eugenia Loli-Queru on Thu 27th Jan 2005 09:37 UTC
After playing around with my brand new infrared v90 modem for my PDAs (expect a review soon), it got me thinking...
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You'll need at least 3 batteries (to provide a bit over 3.3V), but most probably 4 (to get 5V) - it'll give a lot more freedom in choosing the components. As was said, operating a WiFi antenna takes an awful lot of juice, and short-range bluetooth would probably be the preferred solution for such applications. I'm not saying that WiFi isn't a good idea to have, I'm just skeptical about whether it can be run on 2 or 4 AAs for a reasonable amount of time (let's say 4 to 6 hours) without either a bigger LiIon battey or an external PSU.