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Average Price: $34
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Based on price data from 4 merchants for "Behringer 911 Envelope Generator Eurorack Synthesizer Module". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.
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Description
In the realm of modular synthesis, the Behringer 911 Envelope Generator Eurorack Synthesizer Module stands out as a tribute to the classic analog soundscapes of the 1970s. This module emulates the vintage ADSR envelope generator from the renowned Moog Modular systems, offering a unique blend of nostalgia and modern accessibility. With its four independent controls for Attack, Decay, Sustain, and Release, the 911 allows you to craft a wide range of expressive soundscapes, from snappy percussion hits to long, evolving drones. Whether you're aiming for rhythmic pulses or fluid, ambient textures, this module offers the flexibility needed to shape your sonic world.
Designed for seamless integration, the 911 fits perfectly into any Eurorack setup. Its trigger input and CV output connectors enhance its versatility, enabling dynamic interaction with other modules and external devices like MIDI keyboards. This means you can trigger envelopes and sculpt sounds in real-time, enhancing your creative performances. The module's wide-ranging time intervals—from a brisk 2 milliseconds to a leisurely 10 seconds—further expand its sound design capabilities.
For synth enthusiasts looking to expand their Eurorack arsenal, the Behringer 911 offers the authentic reproduction of vintage circuitry at an accessible price, making it a must-have for both newcomers and seasoned modular aficionados.
Key Features:
- Authentic reproduction of the 1970s Moog Modular ADSR envelope generator
- 4 independent controls: Attack, Decay, Sustain, Release
- Adjustable time intervals from 2 ms to 10 s
- Trigger input and CV output for versatile integration
- 8HP Eurorack module with simple installation
- Includes ribbon power cable and mounting screws
Product specs
| Type | Envelope Eurorack Module |
| Depth | 1.6" (40mm) |
| HP Size | 8HP |
| Power Supply | Requires Eurorack case and power supply |
FAQs
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What type of sounds can the Behringer 911 Envelope Generator create?
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The Behringer 911 Envelope Generator can produce a wide range of sounds from snappy percussive hits to evolving drones, thanks to its time intervals ranging from 2 ms to 10 seconds.
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How does the Behringer 911 Envelope Generator integrate with other modular synth modules?
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It features trigger in and CV out connectors, allowing seamless integration with other Eurorack modules for complex sound design.
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What are the main controls available on the Behringer 911 Envelope Generator?
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The module provides four independent controls for attack (T1), decay (T2), release (T3), and sustain, offering full control over the envelope signal.
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Is the Behringer 911 Envelope Generator a faithful reproduction of a classic design?
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Yes, it's an authentic reproduction of the vintage 911 ADSR module circuitry from the Modular 55, 35, and 15 Series, known for its use by famous pop, rock, and jazz musicians.
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What are the power requirements for the Behringer 911 Envelope Generator?
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The module requires a Eurorack case with a power supply, consuming 30 mA at both +12 V and -12 V.
Videos
Behringer
911 Envelope Generator Eurorack Module
Reviews
PROS
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Authentic Moog-inspired design captures classic sound and functionality
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Produces snappy, responsive envelopes ideal for vintage sound enthusiasts
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High-quality build with durable, premium-feeling potentiometers
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Supports long and fast envelope responses for versatile sound shaping
CONS
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Requires Behringer 961 Interface Module for compatibility with modern Eurorack systems
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Envelope timings may not align with front panel graphics, causing confusion
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Arturia KeyStep's S-Trig mode is incompatible without modification
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DIY soldering or expensive adapters needed for V-trig to S-trig conversion
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Multiple modules can cause triggering issues without additional equipment
Owner Insights
We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Behringer 911 Envelope Generator Eurorack Synthesizer Module.
Setup and maintenance
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Requires an S-Trigger input; a CV/Gate to S-Trigger conversion is needed for proper functionality with Moog System standards.
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Users suggest adjusting the VCA's "bias" setting to control how open it is by default, which can help manage continuous sound issues.
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Users recommend connecting the keyboard's trigger signal to the envelope generator and then routing its output to the VCA's control input to manage sound release.
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Mods and upgrades
Features and functionality
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The Behringer 911 replicates the S-Trigger format used in Moog System 55/35/15, not the more common Eurorack standard.
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Some envelope generators may continuously cycle without a trigger to reset them after the release stage, causing persistent sound issues.
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It's essential to convert CV signals on the interface module as V-trigs and S-trigs operate oppositely, impacting the triggering process.
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Software and compatibility
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The Arturia Keystep Pro can output S-trig signals, solving compatibility issues with the Behringer 911 module when configured via the MIDI Control Center.
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The Arturia Keystep Pro is noted as an effective solution for triggering issues with the Behringer System 55, taking only 10 minutes to set up.
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