I just have installed a DA-150 in my system. I have a couple of headphones (Sony MDR-V7 & V55), but I'm not really a headphone user.   I communicated with Fidelity Audio (Brent) who wrote that they had been impressed with HLLY original product but asked for changes to the circuit layout, the...

Quote:   Hi Matt,   I'm interested in the "downsizing" possibilities of the Quattro, and of course, would love to know how it compares with the M-DAC.   In a previous post you talked of the diffrence between Balanced and RCA outputs, is it similiar to the older dacmagic in this...