Originally Posted by
RothwellAudio
John Linsley Hood revisited his original design sometime in the 1980s (or 90s?) in one of the electronics magazines. His article incorporated some slight changes and improvements to the original design as well as explaining the evolution of the design. I'll look it up and post a link if anyone is interested.
Building one from scratch should be quite possible, but the quality of the casework/heatsinks etc. from Nobsound et al. make scratch-building seem pointless.