[mythtv-users] HDHomerun wierdness

[Raymond Wagner]

On 8/29/2012 18:34, Gary Buhrmaster wrote:
> On Wed, Aug 29, 2012 at 9:59 PM, Rob Davis <rob at davis-family.info> wrote:
> ....
>> Looks to me like a signal error, or weak signal.  I would have guessed it to
>> be that if every other device wasn't working well.
>
> My recollection was that the original HDHR duals, which you said you
> had, were known to have tuner sensitivity issues (compared to some
> other cards, or some TVs), so what works with your PCI cards may
> simply be too weak for the HDHRs (my further recollection was that
> the newer models had better sensitivity).

That was combined with the fact that you were driving two tuners 
independently, each at half strength if you were not using an amp. The 
current 3rd generation units only have a single input with an internal amp.