Monthly Archives: July 2023

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

Testing Input Transformer Frequency Response with QuantAsylum QA402

Want to know how to test our Input Transformer with simple audio analyzer? In this case, I’m using QuantAsylum QA402. The Input Transformer spec is 600R:600R with Permalloy80 core and...... Read More

Permalloy80 + OCC Ag Silver Wire Input Transformer

Enjoying the sweet sound of Permalloy80 Input Transformer with OCC Silver (Ag) wire.... Read More