| 2 DI's, 2 male RCA's, Projector... How to??? is being discussed in the ControlBooth Sound, Music, and Intercom forum; Hello ~ haves: 2 male RCA 's to 1/4 inch, 2 DI boxes, DVD projector , XLR 's ... ( ... |


How to what?? What are you trying to do? What's your source?
GaffGirl88 (May 3rd, 2012)

Are you trying to get Audio To the Projector? or From the Projector..... Why do you need sound from your projector at all? I think even most Pro projectors will not decode audio on HDMI inputs so inherently a Projector has nothing to do with the audio signal chain. A projector after all is just a different kind of computer monitor.
What is connected to the Projector? A DVD Player, Computer? In which case you need to take audio from your playback device. In the case of the DVD player, find your Stereo outputs on the DVD player(usually white and red RCA) Use your RCA to 1/4" into your Direct boxes. (RCA connects to the DVD player, 1/4 go into the Hi Z, connector on the DI's. XLR cables out of the DI into your audio snake. Bring up your channels on your soundboard corresponding to the snake channels and you should be golden.
GaffGirl88 (May 3rd, 2012)

Last edited by Grog12; May 3rd, 2012 at 05:56 PM.
Marshall Pope
Shop Technical Director - Ouachita Baptist University
marshallpope.com | marshall@marshallpope.com
GaffGirl88 (May 3rd, 2012)

Thx so far ... Basically I still need to know, if ya don't mind ...
Should both RCA males going into projector be red and then fed into each DI or should one of the males be red and the other white Into projector and then each going into their respective DI's ... Ultimate goal is stereo
Have done it with 1 DI and was mono weak! Thx a ton!

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GaffGirl88 (May 3rd, 2012)

Last edited by MarshallPope; May 3rd, 2012 at 07:20 PM.
Marshall Pope
Shop Technical Director - Ouachita Baptist University
marshallpope.com | marshall@marshallpope.com
GaffGirl88 (May 3rd, 2012)

Correct. Red=Right

Maybe you already got your answer, but the way you're describing this is confusing enough to warrant clarifying. Normally the audio path is described from source to destination. What's your source? Is Marshall correct in that your DVD player is built in to the projector? Where are your speakers? Are they built into the projector or separate?
The most common way to do this would be DVD player -> DI boxes -> mixer -> amps -> speakers. In this scenario the red and white outputs of the DVD player, using whatever cables you have available, would go to the DIs - left to one DI, right to the other. From there, the mixer would send the signal to your speakers.
Some projectors have audio inputs to use the speakers built in to the projector. If this is the case and if the speakers are adequate for your needs, then you can go simply from the audio outs of the DVD player to the audio ins of the projector. This doesn't sound like your scenario, though.
Basically you need to identify what's an "out" and what's an "in".
You mentioned that the audio was "weak". Does that mean you couldn't get enough volume, or did you mean "weak" as in "lame" - you missed the stereo effect? It should be completely possible to get satisfactory audio on a mono system, either using a DI box that can combine 2 inputs into 1 output (like the Whirlwind PCDI or the Radial ProAV1), or by using 2 DIs to a mixer panned center. If you have a stereo speaker system then you can do as you describe where you pan one channel left and one right.
GaffGirl88 (May 4th, 2012)