

A must for every hardcore-fuzzer for A/B-comparision and more.
Features:
* one or two true-bypass-loops
* auto-detection of loops in use
* LED-signalling can be prohibited for blind tests
* 0,5 mA current consumption resulting in a battery life of > 250 hours
* DC-jack
Didn´t have time to draw a schematic, therefore here are the guts for tracing:

enjoy,
analogguru