MMM, M3 amp with sigma11 250$ starting bid
Will Ship To: Anywhere
This is now for sale. A great headphone amp.
Decided to keep the b22.
Output bias set to 100 mA
NO bass boost
Variable gain from 2-7 via Alps RK27 'Blue Velvet' pot
Alps RK27 pots for volume and gain
One RCA input
One volume-controlled RCA out (pre-amp out), can be turned on and off by the switch on the back
Black Hammond aluminum enclosure with ventilated top cover
Sigma11 built and modified by Head-Fi user KT88
Modified by ShinyFalcon to add variable gain and pre-amp out
Edited by yossi126 - 2/10/14 at 2:45pm