Yes, SnapStream fully supports recording from digital cable and satellite TV sources. 

To record from a digital cable or satellite TV service, you will need a set-top box for each SnapStream input. SnapStream is able to control the set-top box via an IR blaster.

To record in HD you will need a SnapStream Encoder:

Another option for HD recording is a QAM encoder modulator, such as the Drake.  For more information, see our quick start guide for QAM:

To record analog TV from a digital cable or satellite TV service, see our quick start guide for analog TV from digital cable or satellite: