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...... Read More
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...... Read More
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...... Read More
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...... Read More
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...... Read More
Due to shortage of some materials, my custom transformers were delayed a bit. I haven’t got chance to arrange the pickup yet, so I ask Ken to give a quick test...... Read More
OpAmp. Well, what’s inside your mind when reading word “OpAmp”? A tiny chip with several pins? Could be. Actually, there are several ways to get the job done. First, we...... Read More
I have spent quite a lot of time to find a good transformer maker who can build something “beyond ordinary”. That means something standard (or a bit above standard) is...... Read More
I got this Tymphany driver from broken Bluetooth speaker. First, I don’t expect I would see anything special inside a broken Bluetooh speaker. But I’m wrong. The driver used is...... Read More
First, I need to say sorry because I haven’t updated this blog for quite some time. Crazy busy with my daily office life. I have some good stuff on hand,...... Read More
This is one of the measurement device that has been on my list for a while, it’s HP/Agilent 8903B distortion meter (well, Tektronix AA501 is also on my list). It’s...... Read More
In order to have better view (and better understanding) of how stuff works, especially in audio, I need to have more testing equipments. Unfortunately, those are quite expensive for a...... Read More