Introduction Let’s start with the obligatory disclaimer: Aoshida Audio provided me with this unit free of charge as a form of compensation for some shipping costs I incurred while replacing another piece of audio equipment under warranty, and also asked that I provide a review of the PS100. This review is based on my personal views of how the unit performs as part of a headphone audiophile chain, which I honestly don’t think is the primary use case for this device. Given the cost and go-anywhere form factor, I see the PS100 being used mostly as a...

Introduction There are some amazing mass-market headphones today, but there is also an undeniable allure in the idea of finding a hidden gem. As a woodworking hobbyist and overall tinkerer, I was intrigued when I heard about SASH – a one-man operation in Ukraine making headphones (by hand) that punch far above their weight in terms of sound quality. I went ahead and placed my order in early-June, and after roughly 7 weeks fabrication and 2 weeks shipping, I received my completed headphones 2 months later: the SASH Tres 45 ohm. Specs can be found on...