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[…]
First shot at class D with Hypex
After making more than 5 different DIY amplifiers in class AB I decided to try class D. After spending some time reading threads in diyaudio,[…]
DIY Class AB Amplifier – Apex A40
After listening to the PeeCeeBee V4H for a while I decided it is time to finally blow the dust out of my soldering iron and[…]
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[…]
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[…]
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[…]