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You are here: MacNN Forums > Hardware - Troubleshooting and Discussion > Mac Notebooks > Bluetooth effect on battery life

Bluetooth effect on battery life
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Bruck
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Sep 23, 2003, 08:33 AM
 
I am planning on buying a mouse for my powerbook, the portable pro one with retractable cord seems like a perfect match, but the ms Intellimouse bluetooth looks so "cool". I kind of think it was be impressive to use a mouse that is not plugged into the laptop... I'm sure this is part of the selling point of bluetooth mice.

But will it be a battery killer that is not worth the WOW factor? CAn i test this by leaving bluetooth on all the time, or is it different if i was actually using a bluetooth device with it?

Anyone have experience?p.s. whomakes that retractable cord mouse, is it kensington?
     
Bruck  (op)
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Sep 23, 2003, 03:57 PM
 
anyone using bluetooth peripherals with the new 15AL?
     
Ryan1524
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Sep 23, 2003, 05:15 PM
 
on cellphones, BT can cut batt life in half. not sure if the PB's power management systems can handle it thou...who knows..i hope it's the latter.
Ryan
     
patman600
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Sep 23, 2003, 06:08 PM
 
Originally posted by Bruck:
p.s. whomakes that retractable cord mouse, is it kensington?
yes, it is made by kensington. It's the Pocketmouse Pro.
     
STAT
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Nov 11, 2004, 10:24 PM
 
Anybody else know anything more about if having Bluetooth turned on reduces battery life? When I take my PowerBook to school (and won't be using any BT devices with it), should I turn BT off?
Apple user since 1987
     
MrForgetable
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Nov 12, 2004, 04:01 AM
 
i have BT turned off when I don't use it.
iamwhor3hay
     
phantomac
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Nov 12, 2004, 04:13 AM
 
Turning Bluetooth and Airport off in the menubar really mean cutting physical power off these components?
     
jamil5454
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Nov 12, 2004, 08:27 AM
 
Yep.
     
STAT
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Nov 12, 2004, 09:08 AM
 
Originally posted by phantomac:
Turning Bluetooth and Airport off in the menubar really mean cutting physical power off these components?
Yeah, because think about it...your computer is no longer actively searching for wireless networks and/or Bluetooth devices. Turning off Airport when on batt power and not using wireless helps improve battery life BIG TIME. I'm just wondering about Bluetooth though...
Apple user since 1987
     
iPoder
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Nov 12, 2004, 11:51 PM
 
Bluetooth uses significantly lower power than 802.11b/g. So I doubt that turning it off will increase battery life very much.
     
   
 
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