My old tablet (HP tc4200) had problems with the wireless adpater , A broadcom BCM4309
To find out what the Broadcom wireless adapter model is i issued
lspci -vvnn | grep 14e4
For yours, you may need to check with this website here as you may or may not need the sta or the b43legacy driver, in general here are the popular models
STA – BCM4311, BCM4312, BCM4313, BCM4321, BCM4322, BCM43224, BCM43225, **BCM43227, **BCM43228
b43 – BCM4306/3, BCM4311, BCM4312, BCM4318, BCM4320
b43legacy – BCM4301, BCM4306, BCM4306/2
http://www.linuxwireless.org/en/users/Drivers/b43#Supported_devices
The, now that i know… i edited /etc/apt/sources.list and added the contrib and non-free repositories
then
apt-get update
apt-get install firmware-b43-installer b43-fwcutter
And what do you know, just reboot and it works