Roland

521 Dual VCF

Synthesizer

Main Details
Maker Roland Company System-500 Brand
Function
Additional Model ID SYS-521
Form Factor Modular - Eurorack
Signal Path Analog Hardware
Notes The 521 Dual VCF (voltage controlled filter) module features two separate low pass filters for modifying the timbre of audio sources. Each filter has its own dedicated controls for frequency cutoff, resonance, and a fixed high pass filter with two switchable cutoff points. Audio and CV input mixers on each channel allow the blending of multiple audio signals and modulation sources.

Controllers
SIGNAL IN 1 slider
SIGNAL IN 2 slider
SIGNAL IN 3 slider
MODULATION IN 2 slider
MODULATION IN 3 slider
HPF switch
FREQUENCY knob
RESONANCE knob

Connectors
SIGNAL IN 1 jack: Miniature phone type
SIGNAL IN 2 jack: Miniature phone type
SIGNAL IN 3 jack: Miniature phone type
OUT jack: Miniature phone type
KEY IN jack: Miniature phone type
MODULATION IN 2 jack: Miniature phone type
MODULATION IN 3 jack: Miniature phone type

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