I use an imic with my MacMini with Debian Sarge (Kernel 2.6.8) Here's my 'lsmod' Module Size Used by radeon 155032 2 ipv6 323928 10 af_packet 21352 2 uninorth_agp 8544 1 agpgart 42412 2 uninorth_agp ehci_hcd 37156 0 tsdev 8640 0 snd_usb_audio 85252 2 snd_rawmidi 29764 1 snd_usb_audio snd_seq_device 9928 1 snd_rawmidi joydev 12000 0 evdev 11968 3 usbhid 53952 0 eth1394 25480 0 ohci_hcd 26212 0 usbcore 139092 6 ehci_hcd,snd_usb_audio,usbhid,ohci_hcd sungem 36836 0 crc32 4832 1 sungem sungem_phy 10240 1 sungem ohci1394 41924 0 ext2 65220 0 sr_mod 22884 0 snd_pcm_oss 68136 0 snd_mixer_oss 23264 2 snd_pcm_oss snd_pcm 119800 2 snd_usb_audio,snd_pcm_oss snd_page_alloc 13480 1 snd_pcm snd_timer 29348 1 snd_pcm snd 67800 9 snd_usb_audio,snd_rawmidi,snd_seq_device,snd_pcm_oss,snd_mixer_oss,snd_pcm,\ snd_timer soundcore 11812 2 snd sbp2 28080 0 scsi_mod 113472 2 sr_mod,sbp2 ieee1394 448136 3 eth1394,ohci1394,sbp2 ide_cd 49764 0 cdrom 49660 2 sr_mod,ide_cd ext3 130736 1 jbd 71576 1 ext3 mbcache 10116 1 ext3 ide_disk 27072 3 unix 32088 470 Make sure your kernel does not load the snd-powermac module. If you want, I can send you my Kernel .config offline JF Cap