The crashes are caused by a driver called cydtv.sys which seems to be a USB driver from Tuner.
Please update the drivers of this USB.
*** WARNING: Unable to verify timestamp for cydtv.sys
*** ERROR: Module load completed but symbols could not be loaded for cydtv.sys
0: kd> lmvm cydtv
start end module name
fffff801`70ab0000 fffff801`70b69d00 cydtv T (no symbols)
Loaded symbol image file: cydtv.sys
Image path: \SystemRoot\system32\drivers\cydtv.sys
Image name: cydtv.sys
Timestamp: Wed Feb 26 18:53:23 2014 (530E2A13)
Translations: 0000.04b0 0000.04e4 0409.04b0 0409.04e4