Hello, first, sorry for my english, i'm french... I've got working the Technisat Skystar 2 PCI very well but not the TwinhanDVT Alpha USB I've compiled my own kernel 2.6.13.4 from kernel.org with dvb_usb_vp7045 module and put the firmware dvb-usb-vp7045-01.fw in the folder /usr/lib/hotplug/firmware/ when i plug the dungle i get : [17179616.320000] dvb-usb: found a 'Twinhan USB2.0 DVB-T receiver (TwinhanDTV Alpha/MagicBox II)' in cold state, will try to load a firmware [17179616.348000] dvb-usb: downloading firmware from file 'dvb-usb-vp7045-01.fw' to the 'Cypress FX2' [17179616.412000] dvb-usb: Twinhan USB2.0 DVB-T receiver (TwinhanDTV Alpha/MagicBox II) successfully initialized and connected. [17179618.432000] dvb-usb: found a 'Twinhan USB2.0 DVB-T receiver (TwinhanDTV Alpha/MagicBox II)' in warm state. [17179618.432000] dvb-usb: will pass the complete MPEG2 transport stream to the software demuxer. [17179618.588000] DVB: registering new adapter (Twinhan USB2.0 DVB-T receiver (TwinhanDTV Alpha/MagicBox II)). [17179618.660000] dvb-usb: MAC address: 08:ff:ff:ff:ff:ff [17179618.672000] DVB: registering frontend 0 (Twinhan VP7045/46 USB DVB-T)... [17179618.680000] dvb-usb: schedule remote query interval to 400 msecs. [17179618.836000] dvb-usb: Twinhan USB2.0 DVB-T receiver (TwinhanDTV Alpha/MagicBox II) successfully initialized and connected. so it seems to be ok but when i scan the channels with "scan Scanlist.txt" (Scanlist.txt gotten with dvbt-scanaid-0.03 from htp://johannes-bauer.com/dvbt/), i got : djj@tortuegeniale:~/dvb/dvbt-scanaid-0.03$ scan Scanlist.txt > channels.conf scanning Scanlist.txt using '/dev/dvb/adapter0/frontend0' and '/dev/dvb/adapter0/demux0' initial transponder 177500000 1 2 0 1 1 3 0 ... initial transponder 858000000 0 2 0 1 1 3 0 initial transponder 858000000 0 3 0 1 1 3 0 >>> tune to: 177500000:INVERSION_AUTO:BANDWIDTH_7_MHZ:FEC_2_3:FEC_NONE:QAM_16:TRANSMISSION_MODE_8K:GUARD_INTERVAL_1_4:HIERARCHY_NONE WARNING: >>> tuning failed!!! ... dumping lists (0 services) Done. Do you have any idea ? Thanks Jerome