eCoustics

LAiV Unveils Crescendo VERSE: All-in-One R2R DAC, Headphone Amp, and Preamp Targets Sub-$1,000 Market

Can the $849 LAiV Crescendo VERSE deliver real R2R DAC performance in a one box system for headphones and speakers?
Darko.Audio

Tubes vs. solid-state: FiiO K13 R2R vs. Warmer R2R

Just when I thought I was out, they pull me back in.
Forbes

FiiO Reveals First Desktop Headphone Amp With Four-Channel 24-Bit R2R DAC

The engineers at FiiO don’t appear to sleep. Hardly a day goes by without another product launch being announced by the audio brand. The latest is the FiiO K11 R2R – a desktop DAC and headphone ...
ecoustics

FiiO’s M33 R2R DAP Targets Sub-$700 High-End Portable Audio Segment: CES 2026

FiiO’s M33 R2R enters the ~$600 DAP segment with a discrete ladder DAC and high expectations—but key specs and Bluetooth support remain unanswered. It’s a familiar pattern: FiiO shipped more than ...
T3

FiiO’s newest desktop DAC is now even more deluxe

FiiO's new K13 R2R desktop DAC and headphone amp uses a resistor ladder to deliver ultra low distortion and high accuracy. This latest model has higher output power and more connection options, for ...
EDN

Understand the differences between R2R and String DAC architectures

Since most engineers went through intensive course work in engineering school studying the analog-to-digital converter (ADC), operational amplifier (op amp), digital-to-analog converter (DAC) and ...