HELP!! DRPA & PRX 612m, 718s setup tunings
cadillacfella
Posts: 10
New member here. I have two PRX 612's and two PRX 718s'. I want to setup my DRPA but I don't know where to find tunings for them or if they're even published. Neither the DRPA or the DRPX have the tunings installed and I found nothing on the JBL website for either model cabinet. Has anyone tried to do this yet or know what the best settings would be?
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Comments
If your looking for a "crossover" point then you need to take into consideration a couple of things,
For fullrange speakers, take the 3dB down point and set a pretty steep filter like a BW18 or LR24
For Fullrange and subs consider the amount of power you have for the tops, if you have 2-4 times the continuous power rating of the speaker you CAN go as low as the 3dB down point of the LF driver in the tops, HOWEVER, if they are a 2 way, (woofer and horn) the lower you drive the woofer the harder it will be working and the worse the critical midrange frequencies will be...If you have a three way with a mid and low mid.. then you can push the LF driver harder without suffering the effects.
You'll see us often suggest a starting point on these systems (15" and horn with subs) of 100 hz, and using an LR24 or BW24 filter type. The less power you have for the tops, the higher the crossover point should be. (up to a point, the subs tend to start sounding honky at some frequency, usually a peak frequency.)
Gadget