[mythtv-users] Duplicate Tuners showing up in Preferred Input

Lee Maisel maisel at lobo.net
Thu Nov 15 07:08:41 UTC 2012

Raymond Wagner wrote:
> On 11/14/2012 21:47, Lee Maisel wrote:
>> Does that mean that I can have 12 things recording (possibly)?  All my
>> content is OTA, so does this apply to me or should I disable virtual
>> tuners?
> When using digital television, you are not receiving a video, you are 
> receiving a data stream. That data stream can carry multiple channels 
> simultaneously, and is called a multiplex. Your tuner captures the 
> entire multiplex, and then filters that down to the single logical 
> channel it sends to MythTV. Virtual tuners in MythTV allow it to 
> request multiple independent logical channels from that single 
> multiplex through that single tuner.
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I understand. So essentially I can have 12 things recording at the same 
time with the 3 HD Homerun units?  That's damn cool.
Not that I would possibly have that much running, but that should 
certainly negate the possibility of a conflict! :)



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