DIY Discrete R2R DAC Hat for raspberry pi. V1.3 USD206.00 Built a batch of Discrete R2R DAC for raspberry pi recently. Spec: Hand made and hand matched 0.005% resistors 24bit…
In my Cirrus Logic CS8416 SPDIF to I2S board design , I want to include a SPDIF transformer to avoid ground loop problem . Although there're a lot of others…
I wanted to design a R2R DAC long time ago. I'm aiming for simple discrete design with 74 series logic ICs. After a long planning, I finally built 2 versions…
I received a request from a friend who want a 2A3 SE amplifier. Here's the 2A3 I build for him. I used 6E6P as driver stage. The 6E6P are long…