Seeing that the best budget R2R unit available does not have a dedicated thread, I took the liberty to create one myself. Website: http://audio-gd.com/R2R/R2R11/R2R11EN.htm Specifications: Model: Audio-gd R2R 11 Type: Single-ended discrete ladder (R2R) DAC/amplifier DAC: Audio-gd's own 2x DA-8...