Update your apt repo lists or get it from here:
*ubuntu.cafuego.net/pool/gutsy-cafuego/bcm43xx/bcm43xx-firmware_1.3-1ubuntu1_all.deb
both are same things.i downloaded tht package...but it failed to install. what do i do ? i didnt understood wht the fault was....plz help...
@abhinandh: tht package bcm43xx-fwcutter installed fine.