Posts filed under: DIY Audio

Asus Xonar Essence One (E1): Almost Done…

After this process, now it’s time for the audio board to return to its original place. Time to plug her back. The final touch is to assembly the power supply board and the new capacitors. It will take some time...
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Asus Xonar Essence One (E1) Audio Board Modification

Time to get into serious business now: Let do some surgery. The object: Asus Xonar Essence One audio board. I’m gonna make it quick. The ordinary Nichicon is no where good for my taste (it could be for me only,...
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Reviving Old Capacitor in 5 Minutes [Quick Reforming Capacitor Guide]

If you have a bunch of capacitors on the shelf, surely you will even face this. Once upon a time, I plan to use my old capacitor (we are talking several ‘few’ years, not 15 or 20 years or so)....
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A Greeting from Warsaw, Poland

It seems that one of my article here has inspired a guy from Warsaw, Poland, named Marcin. But instead of comparing those capacitors, Marcin deciced to change the capacitor based on his music and his taste. According to him, he...
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Demystifying Asus Xonar Essence One Potentiometer (Volume Control)

Asus Xonar Essence One uses a ribbon cable to connect the stage before the final buffer output to potentiometer then brings back the attenuated signal back to the buffer output stage. This is no where a best approach, as the...
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Tracing Asus Xonar Essence One PCB [Deeper and Deeper]

As I have informed on previous post here, the best way to trace the PCB is to remove as much component as possible. This to make sure some of your tracing process are accurate. Although not mandatory, but seeing I...
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Tracing Asus Xonar Essence One PCB

The first thing that we have to do before doing some mods activity is to find out who is where, why, and doing what. We can easily exclude when and how 😉 First, we need a AVO Meter. Any brand...
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Disassembly Asus Xonar Essence One

Don’t call me nuts as I think disassembling Asus Xonar Essence One shouldn’t be categorized as that 😉 I took 30 minutes, more or less, to disassembly this stuff. The hardest part was to remove the ‘glued’ heatsink. It was...
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QLS QA-660 Meets Lavry DA11, Lynx HiLo, and Bricasti M1

I got chance to try QLS QA-660 with even higher grade of DAC. We have 3 models here: Lavry DA11 (price around USD 1700), Lynx HiLo (around USD 2500), and Bricasti M1 (around USD 8500). I know that we have...
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AD825 and LM49720

AD825 has been my favorite opamp for quite some time. But seeing the new trend of LM49720, I think it’s gonna be a good idea to have a try. From my experience, AD825 should give a warmer sound with analogue...
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Asus Xonar Essence One Power Supply: Removing the Capacitors

Removing the capacitor from a through-hole PCB never become an easy job. But for the sake of modification, that is the only way and surely no way back. I spent nearly one hour to remove those 6 capacitors on the...
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Asus Xonar Essence One Power Supply

Still remember Asus Xonar Essence One DAC? It’s time to disassembly the power supply. It’s separated on small PCB. Good design as this makes my life more beautiful, although it’s not an easy job to disassemble it. It has 3 power supply...
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