Klon Centaur
An article by Yoncopin
Here are a few of the details of what I put together. First, the layout was my standard stripboard, using this design Klon Centaur Silver Edition
I'm going to guess what Todd refers to as the secret sauce is probably the germanium diodes. The design called for a Russian D9E, but I used 1N34's as the original creator eventually revealed were used in the original. Here's some background on silicon vs germanium diodes
