M238 ISO-BRICK™ POWER SUPPLY DESCRIPTION • 10 fully isolated outputs • Quiet, noise-free operation • Powers a wide range of pedal types—digital and analog, positive and negative ground • Variable outputs can be used to emulate drained battery effect CONTROLS 1 RED LED indicates bad input power connection 2 WHITE LED indicates good input power connection POWER The Iso-Brick Power Supply requires an 18V regulated power supply rated at 2000 mA, with 5.5mm x 2.1mm positive barrel, negative center plug.