New
DAC 2.4
The sound of the new DAC is encouraging. This is the best modification in the series 2.XSE on today, offering an even more convincing effect of live music in your home.

Ideas
The tube master clock
The first time I tried to use the tube master clock in the digital section of CD player was about 20 years ago.

“The limits of the possible can only be defined by going beyond them into the impossible”
Arthur Clarke
Exotic devices, that were built in single copy.
I was often asked, "Which DAC on your list is the best?" I can only say: the best DAC is always an individual project that cannot be repeated.