diyAudio Forums Archive > Top > Amplifiers > Chip Amps Gainclone in parallel mode - Click HERE for Original Thread palesha I wish to make one gainclone mono 100W amp @4ohms with LM 3886 without volume control. I will like to know the people who hv done this or hv done similar project. tool49 http://www.diyaudio.com/forums/show...9157&highlight= palesha Is this about parallel gainclone? peranders Paralleling is required if you also bridge connect _or_ have load under 4 ohms. Check these files: http://www.national.com/an/AN/AN-1192.pdf http://www.national.com/appinfo/aud...ign_Guide13.xls http://www.national.com/appinfo/aud...esign_Guide.pdf To answer your question: Thomas Madsen's "Das Modul" is a developed version of BPA200 taken from AN-1192 tlmadsen Hi Palesha Have a look at my replay in: http://www.diyaudio.com/forums/show...?threadid=30570 It is all about parallering :) Have fun:cool: Thomas carlmart quote: Originally posted by tlmadsen Have a look at my replay in: http://www.diyaudio.com/forums/show...?threadid=30570 It is all about parallering :) If you look at one of Jeff Rowland's amps (the photo is on another HD), he implements a multi-turn pot. It probably zeroes the DC offset on each chip, as he parallels 3 LM3886s on each bridging side. The Concentra, on the other side, doesn't seem to have individual adjustment and apparently uses inverting LM3886 arrangements. Carlos carlmart The Concentra amp modules:

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