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Posted by Rick Merrill on 11/13/07 17:44
Bill Fright wrote:
> Thank you Larry,
>
> I had an av guy tell me that the digital switcher was half responsible
> for a 15 frame sync error on a vga projector. I pretty much knew it was
> the Folsom but he insisted the switcher added 6 frames or so.
>
> Thanks again,
> Bill
>
>
> Larry in AZ wrote:
>> Waiving the right to remain silent, Bill Fright
>> <billfright@austin.rr.com> said:
>>
>>> Has anyone here heard that digital non-syncronous switchers create a
>>> 6 frame delay? I've never seen it and was wondering if anyone here has.
>>
>> Usually one frame, or perhaps only one field, depending on design.
>>
>> Those handling high resolution inputs, such as computers could delay
>> up to two frames, but that's at a higher frame rate.
>>
What are you switching? NTSC, PAL, MPEG transport stream, 1394...?
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