Originally Posted by axle
A problem with testing for HD621 improvement is that the test has more than one variable. In addition to the HD621 as one variable you also have the interface as a second variable. The test with the HD621 requires the HDMI interface whereas the test without the HD621 requires the S/PDIF.
Axle, just what I want to test. Is the HDMI output with HD621 improved over the SPDIF direct into the processor? Most here have said it will be, so I suppose I'd better bring my check book. Hope Steve's (dealer) not reading this.


Roon, Technics SL10 turntable, Meridian 218, Jolida tube DAC, Nuforce STA 200 Amp and passive Swallow Acoustics ALS2 speakers