Quite a busy week with a lot of daily work. So this hobby will be pushed to next priority for sure. But I managed to get myself consistent in spending...... Read More

One of the most important thing when doing the upgrade is the “planning”. Planning here means setting up the strategy on how to put the parts to make sure that...... Read More

After trying Takatsuki TA-300B quite some time ago, now I got chance to try their new production of 2A3… Welcome Takatsuki TA-2A3. 2A3 is popular as Mother-of-Triode (or Mother-of-AudioTubes). Compared...... Read More

As usual, very busy with work. So quite slow in the progress. But I managed to finish the headphone output section (Unit-4). Hope you enjoy it!      ... Read More

This will be my ultimate Elekit TU-8900 “cost no object” upgrade project. I have collected the parts for quite some time. Some are new, some perhaps have been there for...... Read More

Here is the construction video of Elekit TU-8900. There are 3 videos: Two are the construction and one is the testing session. Enjoy!  ... Read More

This is quite common tube, 300B by Shuguang. Nothing really special, only white ceramic tube socket, gold plated pins, and carbonized nickel plate. Let’s see how interesting this tube when...... Read More

A special edition of MJ Audio Technology Magazine from Japan. A must have for 300B/2A3 lover! Quite expensive, especially if you buy it outside Japan.... Read More

A nice “300B Western Electric-like” tube from China and 300BS from Shuguang/Valve Art with Mesh design. Must be interesting to see how they both perform in the real world. Both...... Read More