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Description

The Befaco A*B+C Eurorack Synthesizer Module is a versatile tool for any modular synth enthusiast looking to expand their sonic palette. Designed with precision and creativity in mind, this module serves as a dual voltage-controlled signal processor that combines two input signals with a user-defined multiplication factor, and then adds a third signal to create complex soundscapes. Whether you're into experimental sound design or need a reliable module for live performances, the A*B+C offers both stability and flexibility.

One of the standout features of the A*B+C is its ability to process both CV and audio signals, allowing for seamless integration into any Eurorack setup. This module excels at tasks like amplitude modulation, crossfading between signals, and even creating unique waveforms by manipulating input relationships. Its straightforward interface makes it approachable for beginners while offering the depth experienced users desire.

With its compact design, the A*B+C doesn't take up much space in your rack, making it an efficient choice for those with limited room. The module's build quality ensures durability, and its intuitive layout promotes ease of use in both studio and live settings. This is an essential piece for anyone looking to add a touch of complexity to their sound without the hassle of overly complicated controls.

Key Features:

  • Dual voltage-controlled signal processor
  • Processes both CV and audio signals
  • Capable of amplitude modulation and crossfading
  • Intuitive interface ideal for beginners and experts
  • Compact design for space efficiency in Eurorack setups

Product specs

Brand Befaco
Model A*B+C Eurorack Synthesizer Module
Year 2010 - 2025
Made In Spain
Categories Eurorack Modules and Cases, Synth Modules
Horizontal Pitch 6HP
Modular Synth Format Eurorack
Synth Module Function Attenuator, Mixer, Ring Modulator, VCA

FAQs

What functions does the Befaco A*B+C Eurorack Synthesizer Module offer?

The Befaco A*B+C module functions as an attenuator, mixer, ring modulator, and VCA, making it a versatile addition to any Eurorack setup for signal processing and modulation tasks.

Is the Befaco A*B+C module suitable for beginners in modular synthesis?

Yes, the A*B+C module is suitable for beginners due to its straightforward design and multifunctionality, allowing users to explore various synthesis techniques with a single module.

How much space does the Befaco A*B+C module take up in a Eurorack setup?

The Befaco A*B+C module occupies 6HP in a Eurorack setup, making it a compact choice for those looking to maximize their rack space.

Can the Befaco A*B+C module be used for audio rate modulation?

Yes, the Befaco A*B+C module can handle audio rate modulation, allowing for complex sound design and modulation effects within a Eurorack system.

What is the primary use of the VCA feature in the Befaco A*B+C module?

The VCA feature in the Befaco A*B+C module is primarily used for controlling the amplitude of audio or control voltage signals, enabling dynamic modulation and mixing capabilities.

Befacosynth

Befacosynth

A*B+C Eurorack Module Features - Befaco.org

Video thumbnail for A*B+C Eurorack Module Features - Befaco.org by Befacosynth

A*B+C Eurorack Module Features - Befaco.org

Befacosynth

Befacosynth

Video thumbnail for Modular Curiosity Episode 10 :Befaco A*B+C and MORE Rampage by Modular Curiosity

Modular Curiosity Episode 10 :Befaco A*B+C and MORE Rampage

Modular Curiosity

Modular Curiosity

Video thumbnail for Sequencer Secrets: Upgrading Your Sequencer with Befaco A*B+C by Ian Mahanpour

Sequencer Secrets: Upgrading Your Sequencer with Befaco A*B+C

Ian Mahanpour

Ian Mahanpour

Video thumbnail for Just a Minute - Befaco A*B+C by Stefan Tretau

Just a Minute - Befaco A*B+C

Stefan Tretau

Stefan Tretau

Video thumbnail for Fast comparison Befaco A*B+C - Behringer Ring Mod by Liradigital Music

Fast comparison Befaco A*B+C - Behringer Ring Mod

Liradigital Music

Liradigital Music

Reviews

Owner Insights

We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Befaco A*B+C Eurorack Synthesizer Module.

Use cases and applications

  • The A*B+C module is frequently used to control the width of notes and the overall pitch range in melody lines, especially in conjunction with a quantizer.

    Source
  • It's a highly versatile CV processor, functioning as a mixer, offset attenuverter, VCA, and ring modulator, with the AD633 ensuring clean amplification.

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  • It's particularly favored for enhancing sequences, offering users the ability to creatively manipulate and add complexity to their modular synth setups.

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Features and functionality

  • Unlike Mutable Instruments Blinds, the A*B+C module eliminates bleed at zero envelope by requiring C to be zeroed, which avoids unwanted DC offset.

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  • The A*B+C potentiometers aren't detected precisely at center, making it challenging to fully silence signals without specific voltage settings.

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  • A*B+C's versatility is highlighted in its ability to function effectively as a voltage processor or mixer rather than primarily as a ring modulator.

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  • The A*B+C module is considered a highly potent VCA alternative due to its attenuverter and offset combo, offering extensive options for shaping stepped CV signals.

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Setup and maintenance

  • Users have reported needing to replace noisy resistors, though it's noted that circuit changes have since addressed this issue.

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Build quality

  • The module's panel layout can make knob tweaking difficult when fully patched, increasing the risk of unintentional DC offset adjustments.

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Comparisons

  • Moddemix has unique low amplification character not matched by A*B+C; however, A*B+C excels as a dual two-channel mixer.

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Value and pricing

  • The module is regarded as cost-effective, especially when opting for the DIY version, providing significant functionality at a lower price point.

    Source

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