[mythtv-users] Raspberry PI as backend slave or tvheadend as tuner ?

[Raymond Wagner]

On 6/5/2013 8:21 AM, Mogens Kjaer wrote:
> When the DVB-T USB device is tuned to a channel, does it transfer all
> the stations on the MUX via the USB interface, or only the selected
> programs? 

That depends on the tuner.  Some tuners have hardware filters that will 
extract a certain subset of the available streams to send back to the 
driver.  Other, cheaper tuners may forgo this hardware filter, and 
require those operations be performed in the driver.