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Thursday, May 13, 2021

Acoustic Research AR 18S

 Another project as of late is this pair of Acoustic Research AR 18S speakers. I got this pair way back in November 2019 and finally got into the re foaming mode. 

This being the third pair of 8" 2 way speakers featured recently on this blog. Much like the EPI 100's that use well matched woofer and tweeters that need minimal crossovers, these speakers use a simple 1st order 5uf cap to cross the tweeter, allowing the natural roll off of each speaker to due the rest of the work.

Since these have a smaller cabinet the bass is nowhere near as deep as the PSB Avante or the EPI 100's, everything above 80kz through the mid range and upper range is just as good as the PSB and EPI's. Same goes with the imaging, these have a very nice sound stage and are super pleasing to the listener.






 
 
 



2 comments:

  1. Hi Dave, I found your blog in my search for an open baffle design. Love all the information and have gotten carried away on some of your posts. I also have a pair of AN's the 10" classic ferrites. I built the huge boxes for them but I'm struggling with my small space, maybe I overshot with the speaker size? Anyway, if you don't mind me asking how you determine the proper dimensions for the baffle? Thanks, Robert

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    Replies
    1. Hi Robert,

      Peruse this site for open baffles.

      http://www.enjoythemusic.com/diy/0709/open_baffle.htm

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