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

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

My new Ultimate Transformers have just arrived. Power Transformer: HiB Double C-Core & OCC Cu/Copper Wire Output Transformer: NanoCrystalline/Finemet Double C-Core & OCC Ag/Silver Wire You can see more detail...... 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

I just purchased an tube pre-amplifier kit, Elekit TU-8500.  This is quite small and compact tube pre-amplifier. Considered very reasonable in cost and eventually good sounding one. Here is the...... Read More