GWado - DIY CMoy / Grado RA1 Headphone Amplifier
DIY CMoy Headphone Amplifier I generally followed the original CMoy plans. The input caps are locally available 0.47uF polypropylene caps (Mex/Tenta). The power supply caps are 330uF low ESR. 0.1 uF polyester/mylar (green) caps are used directly on the po...