Audio-GD has annonced their first R2R resistors ladder DAC, It's the first of a new serie.           Singularity 19 Dedicated Discrete R2R DAC Fully programmable hardware design ,support future upgrade without hardware modify Built in 4 PCs 3072KHz support R-2R  DA M1 modules...

AUDIO-GD has just annonced they will sell their first R2R DIY module, DA-M1. As always the price is very tight : 29.8$ without resistor 43.8$ with 0.1% resistor     Summarize： Applied programmable chip , up to 450MHz working frequency, offer strong ability and can through the codes...