New batch of triple output PSU, for not only the PROPHET-VS!

A few years ago, I developed a regulated power supply with three outputs: +5V, +12V, and -12V, primarily intended to replace the one found in the Prophet VS. The characteristic of this power supply is that it is fundamentally a high-performance switching power supply, but not directly connected to the mains voltage; instead, it is powered by a step-down transformer providing 18V AC or, better yet,…