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HiFiStor

Do It Yourself Electronics

Krell KSA100 Mk II by Gigi Magnat & Hifistor

Long time ago I was build those Krell PCB board’s however I never had time to test them. Thanks to my friend Gigi boards become alive and he has built

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Updated inventory of matched Linear Technology and Toshiba transistors

Finally got some time to update inventory of matched LSJ74 and LSK170 transistors. Add A and C class . Also, I have added matched genuine Toshiba 2SK170 and 2SJ74 pairs

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F7 by Nelsson pass clone

device build with proven components , such as Lateral mosfets and small fets 2sk170/2sj74 which are many times seen in many audio hifi projects also many time commented on many

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Borbely 60w Mosfet amp for one very Happy new year

After some time, I finally finished my second lateral mosfet amp and first one from old maestro E.Borbely .This build waited for finishing some time due to originally published schematic

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Hitachi 100w Lateral Mosfet amplifier

After some time I finally finished my first lateral mosfet amplifier. Sound is, by my first impression, very good, I would not want to say that it is amazing but

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F5 Amplifier update

Hello All , this F5 amplifier from Nelsson pass I liked a lot, so I decided to do revision. In this revision there is nothing special what I have do

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Current amplifier

Before I start to work with my lateral mosfets I have few projects which have to finished. One of them is this current amplifier which is many times commented on

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Quad 405 legendary amplifier

Quad 405 , what to say, probably one of the most commented and modified amplifier in HiFi community . For those who want to build this amp , due to

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Aleph M (mini) Single end 10w amp

This is one small and “cute” amplifier . Very easy to build, due to with initial sch , there is no additional space for setup . Recommended transformer is 2x15V

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Silicon Chip 7 band HiFi Equalizer

What to say, if everything is already written at the Silicon Chip magazine. I built it and make it as kit. Due to many small and quality capacitors which are

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