All posts by: Auw Jimmy

Hiroko Williams: A Time for Ballads

This is my first post after been absence for quite some time. Frankly speaking, I have tons of project on hand, but simply no time. Again, all this audio and blog stuff are purely my hobby and I’m not making...
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Accuphase E-210A Integrated Stereo Amplifier

Always interesting to play with a high quality build vintage equipment, especially this famous Japanese brand Accuphase. The ‘A’ suffix on E-210 model means it has phono preamp inside. Overall, this is a perfectly working amplifier. But it thinks it...
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Testing ASUS Xonar Essence STX II 7.1

PC based sound card. Thing that I have left long time ago. Just got a time to visit my friend’s with his new toy, a PC based audio source equipped with the latest PCI-E sound card, ASUS Xonar Essence STX...
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HP Agilent 3561A Dynamic Signal Analyzer

HP Agilent 3561A Dynamic Signal Analyzer. Finally I managed to secure this interesting device. But unfortunately, shit happens! The unit came ok from outer physical appearance, but inside, seemed like someone has smacked this unit down. I saw some cracks...
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Testing J&K Power Transformer

I have some spare time during this Christmas and New Year. Before I continue, I think I should say Happy New Year 2015 to all of you. All the best for us in the upcoming year. More fun stuff to...
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Sanwa PC510 Battery Replacement with Panasonic 9V Extra Heavy Duty

Do you realize that your measurement device also need a battery replacement? Some might not aware about this. Not only your digital device, but also your analog “needle” based measurement device. They do need battery replacement. I bought this Sanwa...
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DIY Power Supply Cable with Fuse and Alligator Clips

I’m not quite sure if the title above is correct, but I just can’t figure out something better. Basically, when you are doing DIY, then you will play a lot in breadboard or something that’s not in proper or neat...
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RCA 7N7 Vacuum Tube (to Replace 6SN7)

It’s always interesting to try something new – especially vacuum tube. Sometime you can get something from unknown thing. I’m quite sure we are familiar with 6SN7 vacuum tube, which is commonly used in pre amplifier and even a lot...
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Universal Tube Power Supply Unit Design Plan

As a DIY, I think it’s important to have a dedicated power supply module. I have tried several design, but finally got tired if I have to finalized the build into something complete. Not to mention that space might be...
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J&K Audio Design Custom Level 4 Power Transformer

After a long time waiting, finally I got this transformer on hand – myself. This is the Ultimate Level 4 Power Transformer from J&K Audio Design. You can read some detail here and here. My first impression was: Heavy! Each...
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Burson Supreme Sound OpAmp 4th Generation First Impression [Continued]

My first impression was here which you can look around if you haven’t read that. Last time, I ordered 5 pcs of Burson Audio Discrete OpAmp for my ASUS Xonar Essence One. Unfortunately, I did a mistake. I needed 7...
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Indonesia Hi-End Audio Club IHEAC Show 2014

Last week, located at Hotel Menara Peninsula, Jakarta, Indonesia, Indonesia Hi-End Audio Club or IHEAC held a high end Audio Video show. This is the 3rd show held by IHEAC and frankly speaking, it has a lot improvement compared to...
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