Posts filed under: Exotic Parts

Testing & Curve Tracking Western Electric (WE) 300B Tube with uTracer V6

I’m testing and curve tracing my vintage Western Electric 300B tube, year 1950. It’s amazing to see 70+ years old tube still measured as good as new.... Read More

Western Electric 300B Year 1950 & 1997 Physical Comparison (with Takatsuki TA-300B as well)

This time, I would like to compare the physical differences between vintage Western Electric 300B Year 1950 vs the re-issue version Year 1997. I also add Takatsuki TA-300B at the...... Read More

Elekit TU-8900 (300B/2A3 Amplifier) Upgrade – Part 8

Finally, we have our custom Cathode Resistor ready. With 2mm thick PCB and 2oz of copper, total 29 pcs of Shinkoh 2W Tantalum Resistors are mounted there.... Read More

Elekit TU-8500 Heatsink Upgrade

I decide to add heatsink to some of the components on my Elekit TU-8500. By default, most of the components on the Elekit TU-8500 do not have (and do not...... Read More

Elekit TU-8900 (300B/2A3 Amplifier) Upgrade – Part 7

The power supply PCB for Elekit TU-8900 has been completed! Diode: FFPF15S60S 15 A Capacitor: Mundorf MLytic  & AudioNote Kaisei NP (in SuperE mode) Custom PCB 2.5mm thickness, 2 oz...... Read More

Elekit TU-8900 (300B/2A3 Amplifier) Upgrade – Part 5

This time, I will show to all of you on how do I arrange the components into the PCB. Hope you enjoy it! Songs by Ayako Hosokawa. Very nice singer...... Read More

Elekit TU-8900 (300B/2A3 Amplifier) Upgrade – Part 4

Things are getting more serious. More components being installed, starting from TKD 2W resistor, Vishay TX2575, Audio Note Silver Tantalum 2W, Shinkoh Tantalum 2W, Riken RMG 1W, Black Gate Non-Polar,...... Read More

Sneak Peek from My Latest Elekit TU-8900 Upgrades

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

Takatsuki TA-2A3 Vacuum Tube

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

Elekit TU-8900 (300B/2A3 Amplifier) Upgrade – Part 2

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

Elekit TU-8900 (300B/2A3 Amplifier) Upgrade – Part 1

Sorry for no video for quite some time. Quite busy with daily work. Today, I manage to create a short one. I start from the very basic “project management” approach,...... Read More

Ultimate “Cost No Object” Elekit TU-8900 Upgrade

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