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Hi. We moved to a new house. My second HiFi setup is placed in the attic, where I work most of the time. I currently use the 6,5" Purifi-based speakers + 12" sub. I was very happy with them in my previous cube-shaped office with the room mode at 40Hz. But, unfortunately, all the...

We are buying a house where most of the things require renovation. I've got an opportunity to select and arrange the listening area right. But there is one obstacle - awkward living room. Please help to find the best place for speakers and couch (listening position). Speakers are DIY...

Hi all, Last year during the holidays I've built a Facette speaker from Hobby HiFi https://www.lautsprechershop.de/hifi/facette_en.htm Now I want to make a 3-way out of it :) Just for fun. Which midrange driver and crossover points would you recommend? The original design was based on two...

I've always wondered if these absorbers we all use are safe for our health. Has anyone tried to figure this out? All of them have an open structure, which means tens or hundreds of square meters of the actual surface to evaporate during aging. What type of absorbers are relatively safe? And...

Hi all, Please help to fix my 12" sub design. Driver: http://www.loudspeakerdatabase.com/SB/SB34SWPL76#4%CE%A9 Enclosure: 30L sealed box Planned freq range: 20-40Hz Use: music in a 10m2 office or 40m2 living room Originally I used an excel file SpeakerBoxDesign from Troels Gravesen, and the...

Hi, I consider selling Purifi Purifi PTT6.5W - 8-ohm drivers or Puriwave speakers (HiFi Compass). Preferably within EU. Would like to get something like 300EUR per driver. Finished speakers - to be discussed.

Hi all. I want to extend the bottom of my floorstanding speakers with a new 12" diy subwoofer. Probably, the sub will be covering the 20-40Hz range. Does it make sense to use a subtractive filter to align the delays in sub and speakers? https://sound-au.com/articles/derived-xovers.htm This...