Fiio E7 Portable DAC
After several low budget amplifiers (E1, E3, E5), Fiio now enters the market with a more serious E7 Portable DAC/Amp. It’s hard to find…
Amps
The Beta22 Amplifier
Introduction to the Beta22 To start with, the Beta22 amplifier is a design by AMB Laboratories. It is a fully discrete, high current, class…
Stax SRM-1/Mk2 Bias Modification
This article originally was published by Psychaudio at the Audiophile-id forum. The original article was written in Indonesian and so I have obtained Psychaudio’s…
Preview: Soul Drive Unbalanced to Balanced Converter
A few months ago, I talked to Psychaudio who is a local amplifier designer, about building a device that will take an unbalanced signal,…
First Impression: Lehmann Black Cube Linear
During the Sennheiser HD800 launch event in Singapore, the Lehmann Black Cube Linear amplifier was chosen to be the “official” amplifier for auditioning sessions….
First Impression: CEC HD53N
The CEC HD53N is a very slick looking amplifier approximately as thick as the average hardcover book. It takes both balanced and single ended…
ESI Dr. DAC Nano: Entry Level 24/96
The Dr. DAC Nano is a simple DAC that takes USB input and outputs a maximum of 24/96 output either in analog (through a…
Nuforce uDAC (and comparisons)
The Nuforce uDAC is probably one of the most successful entry level DAC that the audio world has ever seen. Stores consistently run out…
Styleaudio Carat UD-1 (Audinst HUD-MX1 and Ibasso D10 Comparison)
The Styleaudio Carat UD-1 is an entry level USB DAC from Styleaudio. A quick search revealed that Open Audio in Korea has it listed…
Preview: Stax SR-404LE, Headamp KGSS
Good things come to those who wait. The SR-404 Limited Edition headphones seem to be the second most desirable Stax model after the flagship…
Audinst HUD-MX1
Here is a great entry level DAC from a relatively young Korean company called Audinst. DAC techonology has been improving so much, and now…
Doobooloo’s Portable Balanced Amp
Doobooloo designed and built his balanced portable Doobooloo amp way back in 2008. The thread is dated November 1st, 2008, much earlier than Ray…
RSA Protector and Sennheiser HD25-1
When I discovered how great the HD25-1 was when driven balanced, I quickly realized that even though the improvements were great, still it was…
Lavry DA11 Review
You can say that engineers are men of science though our brethren over there in the hard science camp tend to look down upon…
RSA Protector: Source Issues
The Protector is roughly at the 50 hours mark. I’ve been quite happy with it now. Any grain and harshness that I noticed when…