tuukka your problem was simple that you haven't the firmware file installed
in karmic the firmware files was splitted into 2 packages: linux-firmware installed by default with free firmwares and linux-firmware-nonfree not installed by default with non-free firmwares
to can watch dvb with many tv-cards we must install the linux-firmware-nonfree package or try to get the firmware and install like you read in the ubuntuforums
tuukka your problem was simple that you haven't the firmware file installed nonfree not installed by default with non-free firmwares
in karmic the firmware files was splitted into 2 packages: linux-firmware installed by default with free firmwares and linux-firmware-
to can watch dvb with many tv-cards we must install the linux-firmware- nonfree package or try to get the firmware and install like you read in the ubuntuforums