Headphone amplifier – RJM Sapphire v4.2
The story of this amplifier began with the need to trade my beloved Hifiman Arya Stealth for closed-backs because I only use headphones when I[…]
Interfacing a HD44780 LCD with Raspberry Pi over I2C
I have decided to add a 16×2 LCD to my Raspberry Pi 3 based network audio player with PCM1794 DAC in order to see what[…]
My take on the PeeCeeBee V4H amplifier
While I was browsing the DIYAudio.com forum I found a popular schematic called PeeCeeBee V4. It had a lot of positive reviews from the DIYaudio[…]
Xiaomi M365 scooter dashboard with ESP32 and 1.3 inch TFT screen
I have recently added a nice digital dashboard to my beloved M365 electric scooter. Thanks to Dani M. and the other contributors to the project[…]
Pure OFC Silver Plated Pseudobalanced Interconnects (DIY)
I consider interconnects one of the most important cables in the audio system because the signal level they are transitioning has a low amplitude which[…]
Inexpensive PCM1794 DAC based on a cheap Chinese board
I was in need of a DAC which will be used as my main audio source. The requirements were simple: – Digital inputs switching. I[…]
DIY Silver Plated OFC Shielded Interconnects
Today I will be sharing with you a quick guide for a very high quality DIY interconnects at a reasonable price consisting of a silver[…]
Playstation 3 NAND Downgrade guide ( CECHC04 / COK-002 , Teensy 2.0++)
After searching for some time on the Internet on how to downgrade a 60GB PS3 with the COK-002 board, I couldn’t find a guide which[…]
A solid-state tale. Slone’s Figure 6.21 or micro-ZUS (uZUS)
After finishing my last solid-state amplifier I was away from the DIY audio scene for some months but a few weeks ago something bad happened[…]
TDA1541 and ECC88 DAC Part 1
It all started a few months ago when I put together a TDA1541+OPA49720 schematic on an experimental board along with a regulated PSU based on[…]