ADDAC 200CT Cable Tester; desktop testing utility for Eurorack busboards, ribbon cables and patchcables; two jacks for testing patchcables (3.5mm mono); six shrouded headers for testing power ribbon cables with 2x5 pins, 2x8 pins ans 2x13 pins; diagnosis LEDs for indicating errors; powered via Eurorack case; busboard status LEDs for CV, Gate, +5V, +12V, -12V; Not suitable to power modules from the test sockets!