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MILLKIDO 24

post #1 of 5
Thread Starter 

Hi everyone

 

one year ago I bought two Aikido 24V and two Max Millet boards, I have assembled them with BJT and MOSFET.

Great DIY project, great sound, really. The "valve sound" when I was young....

I like very much the Aikido sound with the LM317 buffer (great idea!!!!), this is my preferred headphone amply, and I like too the Millet diamond buffer stage,

so why don't create a new headphone amp with the best of both Aikido and Millet? Et voilà here there is the MILLKIDO 24.

 

The protoype I've designed sounds incredibly well with my HD590 and AKG, with only high quality standard components.

The board is a standard 100x160mm, and I use a single 24 V power line, I've tried an O22 Amb power supply and a 24V switching PS and both works fine.
Like Millet, output transistors can be BJT or MOSFET.

In my personal experience there are too much differences in sound from different tubes (6GM8, ECC86, 6H27) and manufacturers to

"boutique" the circuit. I love to listen good music on a good ampli, not the perfection of 20 Hertz square wave or the 0,0001%

distortion, I prefer to change the tubes when I listen jazz or rock or vocal or classic, and believe me, there is difference in

tubes sound!

 

here there are the circuit and the board, so you can play on, enjoy!

 

 

schematic.jpg

 

 

 

millkido 24.jpg

 

 

MILLKIDO 24_1.jpg

 

 

 

MILLKIDO 24_3.jpgMILLKIDO 24 component.jpg

post #2 of 5

You certainly take the cake for a first post.

Good to see you have retained the high PSRR of the Aikido tube input.

Like yourself, I prefer the sound of the Aikido SE cathode follower over the Millett's PP diamond.

 

Thank you for sharing your design and board. 

Tubes FTW.


Edited by digger945 - 7/3/10 at 4:19am
post #3 of 5

Impressive indeed. Pics of the actual build?

post #4 of 5
Thread Starter 

I'm waiting the PCBs from manufacturer, maybe 2 weeks yet... the prototype was brutally built wiring the Aikido 24 valve stage and the Max Millet output diamon buffer.

As soon as I receive the PCB I'll post the assembled ampli images and some tests.

 

Now I'm working on another all tube, low voltage, OTL headphone ampli, soon I'll post the schematic.

post #5 of 5

You had me at PCB...  

 

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