ELECTRO HARMONIX BI-FILTER DUAL ANALOG FILTER

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Published on Mar 3, 2014 Brian Comnes·13 videos

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"Apart from filtering it has extensive control voltage (CV) outs and in and separate sends for the filter outs. It also has an effects send and return so you do can extensive chaining of sound effect, Comes with original power supply and manual. This unit is pristine from non smoking home studio. New they sell for $475 and up, here's your chance for over $100 off the new price. Multi-mode filters and an all-analog signal path pumps up your sound with the world's fattest, sweetest filter power. Two separate filter sections can be used in serial or parallel with different tonal sweeps, which react individually or interactively. Phase control allows for further contouring. Individual outputs for each filter plus a mixed output. In addition an external CV in or Expression Pedal in for controlling the filters with external devices, footswitch pedal input and two CV outputs enable audio triggering from each filter. "The Bi-Filter has the flexibility and power to take your tracks to analog heaven." -- Mitch Gallagher, EQ Magazine True bypass using a mechanical relay All analog processing Dual 2-pole resonant filters Each filter completely independent from the other Switchable filter type for each filter: lowpass, bandpass or highpass Accurate envelope follower section using a precision full-wave rectifier circuit with optional log control Dual attack and decay adjustability for the envelopes each filter LFO with switchable triangle or square wave shape LFO duty cycle adjustable from 0 to 100% or from up sawtooth to down sawtooth Switchable FX Loop section allows user to apply effects to the signal before the filters while retaining the instrument's original dynamics FX Loop section also allows the envelope of one instrument to sweep the filters acting on another instrument Independent outputs of each filter Mixer section allows user to mix the filter outputs with the dry signal as well as invert each filter CV/expression pedal inputs for each filter, controlling the center frequency of the respective filter CV outs output each filter's envelope section 18VAC-1000 power supply included "The Bi-Filter's tone lives up to Electro-Harmonix's goal of exquisiteness. Its fluid, organic sound was punchy while producing floorboard rumbling lows and sweeping highs." -- Doug Eisengrein, Electronic Musician..."