Kör vidare med lite fynd och rotande bland internets alla tv ställen.
Kortet jag har identifieras av kärnan helt OK
dmesg | less
112.909872] bttv: Bt8xx card found (0).
[ 112.909923] bttv0: Bt878 (rev 2) at 0000:00:0b.0, irq: 10, latency: 64, mmio:
0xee001000
[ 112.909954] bttv0: using: *** UNKNOWN/GENERIC *** [card=0,autodetected]
[ 112.909985] bttv0: enabling ETBF (430FX/VP3 compatibilty)
[ 112.910037] bttv0: gpio: en=00000000, out=00000000 in=00ffffff [init]
[ 112.911894] tveeprom 1-0050: Huh, no eeprom present (err=-121)?
[ 112.911908] bttv0: using tuner=-1
[ 112.911920] bttv0: i2c: checking for MSP34xx @ 0x80... not found
[ 112.912717] bttv0: i2c: checking for TDA9875 @ 0xb0... not found
[ 112.913512] bttv0: i2c: checking for TDA7432 @ 0x8a... not found
[ 112.914307] bttv0: i2c: checking for TDA9887 @ 0x86... not found
[ 112.915291] bttv0: registered device video0
[ 112.915447] bttv0: registered device vbi0
[ 113.074063] bt878: AUDIO driver version 0.0.0 loaded
[ 113.074232] bt878: Bt878 AUDIO function found (0).
[ 113.074264] bt878_probe: card id=[0x0],[ <NULL> ] has DVB functions.
[ 113.074286] bt878(0): Bt878 (rev 2) at 00:0b.1, irq: 10, latency: 64, memory:
0xee002000
Hittade sedan xawtv som inte funkade...

Hittade sedan det här om nVidia kort..
http://ubuntuforums.org/showthread.php?t=334508
xawtv -nodga -device /dev/video0 TVn igång
Undra hur man nu ställer in det här i MythTV..... knep o knåp...