We now have working prototypes of the new VDC-9.0 power supply for the Duet.
Features 9V DC regulated output @ 2.5A. Low noise design with discrete Schottky bridge rectifier, 13,600uF capacitance.
Nichicon/Oscon caps, Linear Tech regulator....nice upgrade to the Duet. Available in about 3 weeks. $279 includes shipping in the continental US.