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http://www.adx.co.nz/techinfo/audio/gainclone1.htm

A technical article explaining what Gainclones are, why they "work" as high end amplifiers, and some of the things that go into making a good audio amplifier.

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AmpsLab

"Lot's of kits here, such as power amps and even the famous and patented Alexander amp.You can also download a better copy here http://www.sjostromaudio.com/hifi_files/misc/AN211_better_text.pdf"

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http://dogbreath.de/GainCard/GainCard.html

Analysis of the pictures of the Gaincard innards

Analysis of the pictures of the Gaincard innards.

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APT Audio

Nice kits for the DIY audio market, i.e. LME49830 ampplifers.

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http://www.epanorama.net/links/audiocircuits.html

Audio circuits ePanorama

This is a huge link collection and has a very large section of hifi. Very good!

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http://douglas-self.com/ampins/dipa/dipa.htm

Distortion In Power Amplifiers

All sorts of distorsion forms are very well discribed here by Doulgas Self. Mr Self has also written a couple of books in the subject but I haven't read any of them. Beware of the huge page. It takes some time to download.

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Holton Precision Audio | Sound by Design

Here are a bunch of interesting amplifier designs. Anthony Holton has been around for years and nowadays he has started to sell SMD designs which looks real good. Nice looking pcb's. He previous URL was aussieamplifiers.com

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DIY Audio Projects

DIY Audio site which contains a wide variety of DIY projects which include speakers, amplifiers and preamplifiers (chip, tube, solid state) and cables. You can also find a forum.

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DIY Audio Projects by Vikash

Vikash Chauhan has DIY Audio site containing LM3875 and LM3386 based power amplifiers and various other audio projects such as loudspeakers.

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DIY Chip Amplifier Kits, PCB's, Components and Information.

Peter Daniel in cooperation with Brian Bell has designed this little cute and blue Gainclone pcb. A very nice job indeed. Mr. Daniel also sells pcb's for a good price. At the moment this is the only place to hold of the real gainclone pcb since chipamp...

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Evolve Power Amplifiers

This japanese guy is crazy! Check out his amplifier designs! Most of the pages are in japanese but if you use the translation tool at Google you can understand most of the text. It works!

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Ground Sound

Very nice looking surface mounted power amp modules. You can also find a digital crossover filter. He sells kits.

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Keld's DIY

This is Keld's DIY site that contains various projects including my QRP01. Original here.

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https://www.markhennessy.co.uk/audio.htm

Mark's Project Pages

Mark's website has a number of Gainclone-related projects. Check out the LM4780 micro-amp and a new 4 channel LM4780 amplifier which also supports bridged and bi-amp operation. There are details of my original prototype LM3875 monoblocks and articles...

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http://stiftsbogtrykkeriet.dk/~mcs/LM3875

Mikkel's audio electronics pages

Mikkel's gainclone amplifier and other audio projects.

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Monster's DIY Audio

DIY audio projects : 300W 6xLM3886 paralleled-bridged, 100W 2xLM3886 paralleled, Regulated LM3875 GainClone, AD1955 DAC, Vifa XT25 MG18 MTM speaker, Speaker simulation using Orcad.

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