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Look up onThe MXR M83 Bass Chorus Deluxe uses analog bucket-brigade tech for lush chorus and flanger effects that keep your bass low end tight and punchy. You've got Rate, Width, and Intensity knobs to dial in the modulation speed, depth, and mix, plus separate Bass and Treble controls to shape the wet signal—boost lows up to +8 dB at 100 Hz or highs up to ±14 dB at 10 kHz.Top-mounted Flanger switch flips it to metallic flanger tones, and X-Over mode cuts low-frequency modulation around 100 Hz for cleaner upper-register playing while the dry low end stays solid. Internal switch sets mono true hardwire bypass or TRS stereo hardwired for splitting to two amps with a Y-cable. Rate goes from 0.1 Hz to 10 Hz, delay 400 µs to 12 ms.Power it with 9V DC or battery, draws 30 mA. Frequency response is flat 20 Hz to 20 kHz, noise better than 96 dB. Solid for bassists wanting versatile modulation without mud.SpecificationsPower: 9 volts DC, 30 mA current drawBypass: Mono true hardwire, stereo hardwired (internal switch)Controls: Rate (0.1-10 Hz), Width, Intensity, Bass (±8/-11 dB at 100 Hz), Treble (±14 dB at 10 kHz), Flanger switch, X-Over switchDimensions: 6 x 5 x 3 in (shipping)Max delay time: 12 ms, min: 400 µsConditionThis item has been tested and is in good working condition. It does not come with original packaging. It has no Velcro on the back. No power supply included.

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