HeadAmp's commercial version of the Dynalo circuit pioneered by Dr. Kevin Gilmore. Discontinued in March 2010.
Garage1217 Project Polaris
A solid state? From G1217? YES! Polaris has been on our minds and in our thoughts for a long time...
Ayre Acoustics QB-9
From Ayre's Web site: "Perfectly proportioned, the QB-9 is destined to convert your computer into...
Avenson Audio Headphone Amp
From the manufacturer's Web site: Originally made for in-house testing of the STO-2 microphones,...