[mythtv-users] Closed capitioning dropping characters
beww at beww.org
Wed Dec 19 20:09:34 UTC 2007
Michael T. Dean wrote:
> On 12/19/2007 12:03 PM, David Brodbeck wrote:
>> On Dec 18, 2007, at 7:16 PM, Craig Huff wrote:
>>> FWIW, I have found that I have this problem on multiple channels
>>> seemingly varying from one episode to the next, even, but always on my
>>> PVR-350 card, not on either channel of the PVR-500 card. My solution
>>> was to demote the 350 card priority by one so it doesn't get used
>>> unless it has to and it is the last one to be used. Since doing this,
>>> I can't recall seeing closed captions corrupted.
>> Is the reception on the PVR-500 notably better than on the PVR-350?
> The PVR-500 does have an internal amp...
True, but at least half of its gain is just to make up for the splitter
loss to feed two tuners.
>> Closed captioning is very sensitive to video noise.
> Exactly. Myth can only display information if it's actually there.
It can be, but if you have a reasonably clean signal (at least 36db.
S+N/N) it shouldn't be a problem.
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