Hi, Markus I am now have a Hauppauge WinTV HVR 950 and a Pinnacle PCTV HD Pro card. When I tried the two cards, I only can get the video capture work. There is NO SOUND at all. I am using the latest v4l-dvb source code. Following is my dmesg gives out:(Hauppauge WinTV HVR 950) ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ xc3028-tuner.c: firmware 2.7 ANALOG TV REQUEST em28xx #0: V4L2 device registered as /dev/video0 em28xx #0: Found Hauppauge WinTV HVR 950 usbcore: registered new interface driver em28xx !!!!!!em28xx-audio.c: probing for em28x1 non standard usbaudio !!!!!!!em28xx-audio.c: Copyright (C) 2006 Markus Rechberger !!!!!!!Em28xx: Initialized (Em28xx Audio Extension) extension >>>>>>>>>>> Audio seems proper ????? >>>>>>>>>>> em2880-dvb.c: DVB Init Loading base firmware: xc3028_8MHz_init0.i2c.fw Loading default dtv settings: xc3028_DTV8_2633.i2c.fw xc3028-tuner.c: firmware 2.7 Sending extra call for Digital TV! /home/kevin/v4l-dvb-repo/v4l/xc3028-tuner.c: attach request! DVB: registering new adapter (em2880 DVB-T) DVB: registering frontend 0 (LG Electronics LGDT3303 VSB/QAM Frontend)... Em28xx: Initialized (Em2880 DVB Extension) extension em28xx-video.c: Switching device from DVB-T to analogue mode Loading base firmware: xc3028_init0.i2c.fw Loading default analogue TV settings: xc3028_BG_PAL_A2_A.i2c.fw xc3028-tuner.c: firmware 2.7 ANALOG TV REQUEST xc3028_tuner_set_params, Loading specific configuration for requested mode xc3028_MN_NTSCPAL_A2.i2c.fw ANALOG TV REQUEST em28xx #0: resubmit of audio urb failed (error=-90) em28xx #0: resubmit of audio urb failed (error=-90) em28xx #0: resubmit of audio urb failed (error=-90) em28xx #0: resubmit of audio urb failed (error=-90) em28xx #0: resubmit of audio urb failed (error=-90) >>>>>>>>>>>>> My ubuntu usb subsystem wrong , or the driver itself's issue???? resubmit of the auvio urb failed! >>>>>>>>>>>>> With all best wishes! _______________________________________________ linux-dvb mailing list linux-dvb@xxxxxxxxxxx http://www.linuxtv.org/cgi-bin/mailman/listinfo/linux-dvb