sixfour3

Responses from sixfour3

DAC Measurements vs Actual Experience
Thank you all for your insightful responses! The synergy between components to one another and the interconnects between them, as mentioned in Michélle's response, is something for which I have great respect. Sadly, it's often blind luck that ends... 
DAC Measurements vs Actual Experience
One particular way in which the PS Audio DAC purportedly falls down is the level of noise, possibly due in some way to the use of a transistor output. I confess that I'm not well versed in circuit topology and the idiosyncrasies of certain configu... 
Krell iBias Amp Dependability: An Informal Survey
@4425 I have yet to hear a system that uses CAST connections, but I understand that it's very well regarded by those who do use it in the older units where it's an option. Unfortunately, the Duo 300 XD does not have the ability to be connected usi... 
Krell iBias Amp Dependability: An Informal Survey
Krell has resumed at least some level of operation, and the Duo 300 XD is back up to factory spec and on its way back to me. The preamp that it was paired with is also back from being given a thorough evaluation. The dc offset from the preamp outp... 
Krell iBias Amp Dependability: An Informal Survey
Jonathan,No news to report as of yet. Due to the COVID-19 crisis, Krell has shut down operations at their service center as of late March. Before that occurred, the Krell engineer(s) suggested that it could be the preamp that was causing the probl... 
Krell iBias Amp Dependability: An Informal Survey
Thank you for the response, fast. The lack of negative responses so far has been encouraging. I agree with the notion that Krell's customer service has been strong, minus the repeat failures of this particular unit. But all the same, I'd prefer th...