Electro-Harmonix Operation Overlord tkl controlled by independent volume and

controlled by independent volume and tone roller pots

it came out in 1993 and went on to sell 3500 or so units until lack-of-suitable transistors forced its retirement in 2007

Experience and design integrity make a legend

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Limited to only 85 pieces worldwide

Electro-Harmonix Operation Overlord tkl controlled by independent volume andA versatile, multi instrument capable, stereo overdrive distortion with a broad range of sound options and controls. With the Operation Overlord, whether you play guitar, bass, keyboards or pretty much any electronic instrument dialing in great drive sounds is fast and foolproof. Whatever your rig, the Overlord is your indispensable ally. Quick Specs Silent foot switchable Normal and Boost modes deliver distortion ranging from mild to saturated Normal