Electro-Harmonix Micro Q-Tron Envelope Filter Pedal

Drive Control : The filter sweep sensitivity control. Determines the width of the filter's sweep range by the input signal. Produces more sweep when it's turned clockwise. Q Control : Determines the frequency peak of the filter. Creates a more dramatic effect when turned clockwise. Mode Switch (LP, BP, HP): Determines what frequency range the filter will pass through. Emphasizes lows in LP (Low Pass), midrange in BP (Band Pass), and highs in HP (High Pass). Footswitch: Engages and disengages the effect. Connections : Connect your instrument to the Input jack and your amplifier to the Output jack. Power : The Micro Q:Tron is powered by either a 9V battery or an optional. Electro-Harmonix US96DC:200BI 9VDC guitar effects power supply (sold separately). Inserting a cable into the Input jack engages the battery. For longer battery life, disconnect the input cable when not in use. Playing the XO Micro. Q-Tron: The Micro Q-Tron's effect is controlled by the user's playing dynamics a stronger attack will yield a more dramatic effect, while softer playing will produce more subtle effects. Use the full range of control settings in combination with different playing techniques to obtain a number of different and unique ef fects combinations. Circuit: Analog Controls. 1x Knob: Drive. 1x Knob: Q. 1x Switch: Mode, LP, BP, HP. 1x Footswitch: Effect, Bypass Indicators LED. Status Connectors 1/4" phone jack, input 1,/4" phone jack, output DC power jack, 9 VDC input. Power supply internal 9v battery or 96DC-200BI external power supply. Battery Info Required, included. BatteryMaterial: Alkaline. Battery Type: 9-Volt. Battery Quantity: 1. Dimensions 4 x 4.75 x 2.25" (102 x 121 x 57.1mm), Weight 15.87 oz (450g).