I remember that one quite well, because of the absurd number of
errors in the schematic. Don't even think of building it until you've
got all the errata notes which came out in subsequent issues.




"NSM" wrote:

In "PopTronics" (USA) July 2001, pages 25-28 there is a build it yourself
design that uses a few common parts and has full protection. It claims to
test in circuit from 1 uF on up.