MATRIXSYNTH: Grendel Formant Filter Eurorack


Friday, August 02, 2013

Grendel Formant Filter Eurorack

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Noisebug (RSS)

"Grendel Formant Filter in Eurorack modular format.

Four analog bandpass filters in parallel, plus a control voltage processor to articulate vowel-like tones from your audio input.

Specifications:
-Modes: LP, BP, HP
-All modes are 4-Pole (24dB/Octave)
-Notch: Change balance between LP and HP (total drop with balance at center is 3.4dB)
-Power supply: +/- 12 VDC (reverse-polarity protected!)
-Power draw: 80ma / 80ma
-Width: 8HP
-Depth: 1.38in / 35mm

Inputs:
-CV (for frequency control): 1V/O fixed
-CV (for frequency control): Adjustable
-CV (for resonance)
-CV (for notch balance)
-Audio

Outputs:
-Low-Pass
-Band-Pass
-High-Pass
-Notch

Controls:
-Frequency
-Resonance
-CV Level (frequency)
-Notch Balance
-Volts / Octave Adjust for 1 V/O input (trim pot on back)"

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