I found this link which appeared to supply the correct firmware (I'm connected now): http://mirror2.openwrt.org/sources/broadcom-wl-4.150.10.5.tar.bz2 The trick is to use the file wl-apsta-mimo.o instead of wl-apsta.o, when extracting with b43-fwcutter.
-- package b43-fwcutter 1:011-5 failed to install/upgrade: subprocess post-installation script returned error exit status 1 https://bugs.launchpad.net/bugs/352003 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs