# Delay through the switcher

**URL:** <https://rossvideo.community/t/delay-through-the-switcher/10224>\
**Category:** Production Switchers\
**Created:** [June 14, 2017, 1:16pm UTC](https://rossvideo.community/t/delay-through-the-switcher/10224 "2017-06-14T13:16:00Z")\
**Posts on this page:** 10\
**Page:** 1

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**Author:** ![jamesflood](https://rossvideo.community/letter_avatar_proxy/v4/letter/j/7ba0ec/32.png) [@jamesflood](https://rossvideo.community/u/jamesflood)\
**Post date:** [June 14, 2017, 1:16pm UTC](https://rossvideo.community/t/delay-through-the-switcher/10224/1 "2017-06-14T13:16:00Z")

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I’m Looking to make multi way box FX on multiple MEs , what will be the delay if I do a 3 way box on one ME and a 2 way box on my other ME , and then take them through my PP bus?

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**Author:** ![leso\_reilly](https://rossvideo.community/user_avatar/rossvideo.community/leso_reilly/32/159_2.png) [@leso\_reilly](https://rossvideo.community/u/leso_reilly)\
**Post date:** [June 14, 2017, 5:42pm UTC](https://rossvideo.community/t/delay-through-the-switcher/10224/2 "2017-06-14T17:42:00Z")

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You can re-enter up to 4ME deep before you would incur a line drop. So your fine to do that. What switcher are you using? You can make 2 boxes in a Keyer. Or is this that your out of DVE resources on a Vision and need to jump to the next pair of ME that have DVE available.  
[#Acuity](https://livinglive.community/search?s=tags%3A%22Acuity%22&executesearch=true)

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**Author:** ![jamesflood](https://rossvideo.community/letter_avatar_proxy/v4/letter/j/7ba0ec/32.png) [@jamesflood](https://rossvideo.community/u/jamesflood)\
**Post date:** [June 14, 2017, 6:16pm UTC](https://rossvideo.community/t/delay-through-the-switcher/10224/3 "2017-06-14T18:16:00Z")

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An Acuity, do my keyer DVEs add any additional delay to the picture ?  
[#Acuity](https://livinglive.community/search?s=tags%3A%22Acuity%22&executesearch=true)

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**Author:** ![leso\_reilly](https://rossvideo.community/user_avatar/rossvideo.community/leso_reilly/32/159_2.png) [@leso\_reilly](https://rossvideo.community/u/leso_reilly)\
**Post date:** [June 14, 2017, 6:21pm UTC](https://rossvideo.community/t/delay-through-the-switcher/10224/4 "2017-06-14T18:21:00Z")

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Any video inside of a DVE adds 1 Frame of delay. Are you just re-entering the ME on a Bus or are you going to Re-Enter to a Keyer and then use a DVE to move those boxes back again?  
[#Acuity](https://livinglive.community/search?s=tags%3A%22Acuity%22&executesearch=true)

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**Author:** ![jamesflood](https://rossvideo.community/letter_avatar_proxy/v4/letter/j/7ba0ec/32.png) [@jamesflood](https://rossvideo.community/u/jamesflood)\
**Post date:** [June 14, 2017, 6:35pm UTC](https://rossvideo.community/t/delay-through-the-switcher/10224/5 "2017-06-14T18:35:00Z")

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Ok that’s great and what’s the over all delay if I take a source directly to an Aux output?  
[#Acuity](https://livinglive.community/search?s=tags%3A%22Acuity%22&executesearch=true)

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**Author:** ![leso\_reilly](https://rossvideo.community/user_avatar/rossvideo.community/leso_reilly/32/159_2.png) [@leso\_reilly](https://rossvideo.community/u/leso_reilly)\
**Post date:** [June 14, 2017, 7:27pm UTC](https://rossvideo.community/t/delay-through-the-switcher/10224/6 "2017-06-14T19:27:00Z")

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On an Aux or sources not in a DVE even through a cascade of 4 ME is less than 1 line of delay.  
[#Acuity](https://livinglive.community/search?s=tags%3A%22Acuity%22&executesearch=true)

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**Author:** ![jamesflood](https://rossvideo.community/letter_avatar_proxy/v4/letter/j/7ba0ec/32.png) [@jamesflood](https://rossvideo.community/u/jamesflood)\
**Post date:** [June 14, 2017, 7:44pm UTC](https://rossvideo.community/t/delay-through-the-switcher/10224/7 "2017-06-14T19:44:00Z")

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Great is there anything else other than DVE ( or 4 plus MEs) that would cause any additional delay to be added?  
[#Acuity](https://livinglive.community/search?s=tags%3A%22Acuity%22&executesearch=true)

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<div class="post-metadata">

**Author:** ![leso\_reilly](https://rossvideo.community/user_avatar/rossvideo.community/leso_reilly/32/159_2.png) [@leso\_reilly](https://rossvideo.community/u/leso_reilly)\
**Post date:** [June 14, 2017, 9:06pm UTC](https://rossvideo.community/t/delay-through-the-switcher/10224/8 "2017-06-14T21:06:00Z")

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If you have a multiProcessing input board you could turn on the Frame Syncs and add delay via them.  
[#Acuity](https://livinglive.community/search?s=tags%3A%22Acuity%22&executesearch=true)

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**Author:** ![jamesflood](https://rossvideo.community/letter_avatar_proxy/v4/letter/j/7ba0ec/32.png) [@jamesflood](https://rossvideo.community/u/jamesflood)\
**Post date:** [June 15, 2017, 11:46am UTC](https://rossvideo.community/t/delay-through-the-switcher/10224/9 "2017-06-15T11:46:00Z")

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Great so everything is else is fine, I used have an old mixer that increased with borders and drop shadows  
[#Acuity](https://livinglive.community/search?s=tags%3A%22Acuity%22&executesearch=true)

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**Author:** ![gordonraboud](https://rossvideo.community/letter_avatar_proxy/v4/letter/g/f17d59/32.png) [@gordonraboud](https://rossvideo.community/u/gordonraboud)\
**Post date:** [December 10, 2017, 6:29pm UTC](https://rossvideo.community/t/delay-through-the-switcher/10224/10 "2017-12-10T18:29:00Z")

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Do you mind me asking what ‘old mixer’ that increased delay with borders and drop shadows? We want to keep the delay to a minimum on the Carbonite Multimedia system.

It seems that the delay is between 0 and 1 frames, (on average 0.5 frames), for all cameras and the switcher in genlocking to house sync.

Then some delay for processing each input, (color correction, white balance), plus a bit more delay with any video overlay on another video.

The result seems to be between 1 and 2 frames of delay from input through to output, (direct to a SDI monitor). Am I wrong in this? Anybody else measure this?  
[#Acuity](https://livinglive.community/search?s=tags%3A%22Acuity%22&executesearch=true)
