CSP101SL SCRIPT PHASE 90 DESCRIPTION • Built to original 1974 circuit design • Features AC power jack and on/off status LED • True bypass POWER The MXR Script Phase 90 is powered by one 9-volt battery (remove bottom plate to install), a 9-volt AC adapter such as the Dunlop ECB003/ECB003E, or a DC Brick™ power supply.
