Sabrent SBT-TVFM

Make sure you have the latest version of v4l-dvb. You can use the tutorial found at http://www.linuxtv.org/repo/

To get this card to work in NTSC_M, create the following file

File: /etc/modprobe.d/saa7134

options saa7134 card=42 tuner=17

Options: Cards supported by your kernel are available in the files

Card list - /usr/src/linux/Documentation/video4linux/CARDLIST.saa7134 
Tuner list - /usr/src/linux/Documentation/video4linux/CARDLIST.tuner

Then reload the driver by typing

rmmod saa7134
modprobe saa7134

You can now run tvtime

tvtime

Enjoy!