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Average Price: $66

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$149

$350+

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Based on price data from 1 merchant for "Befaco InAmp". Prices shown reflect NEW condition. Tracking began Apr 25, 2026.

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Description

Elevate your modular synthesizer setup with the Befaco InAmp, an essential tool for musicians looking to seamlessly integrate external audio sources into their Eurorack system. Whether you're working with guitars, basses, or drum machines, this dual preamplifier is designed to handle a diverse range of signal inputs with finesse and precision.

The InAmp features two inputs per channel, accommodating both 6.3 mm and 3.5 mm jacks, allowing for flexible connectivity options. Each channel is equipped with its own gain control, ensuring that you can achieve the perfect balance no matter the source. Notably, Channel 1 is normalized to Channel 2, offering a streamlined workflow for those who need quick and efficient routing capabilities.

What sets the InAmp apart is its ability to use both inputs simultaneously, thereby expanding your creative possibilities. Compact yet powerful, this module demands a modest power consumption of 35 mA at both +12 V and -12 V, making it an efficient addition to your rack. Its design is sleek and space-conscious, fitting comfortably within a 4 TE width.

Key Features:

  • Dual preamplifier for external signal sources
  • Two inputs per channel (6.3 mm and 3.5 mm jack)
  • Simultaneous use of both inputs
  • Channel 1 normalized to Channel 2
  • Gain control for each channel
  • Current consumption: 35 mA (+12 V) / 35 mA (-12 V)
  • Width: 4 TE

Product specs

Available since November 2019
Width 4 TE / HP

FAQs

What is the primary function of the Befaco InAmp in a modular synthesizer setup?

The Befaco InAmp is designed to amplify external audio signals to modular synth levels, making it ideal for integrating external sound sources into your modular system.

How many channels does the Befaco InAmp support?

The Befaco InAmp features two independent channels, allowing you to process two separate audio signals simultaneously.

Does the Befaco InAmp require a specific power supply for operation?

The Befaco InAmp is a Eurorack module and requires a standard Eurorack power supply for operation, connecting via a 10-pin power cable.

What is the width of the Befaco InAmp module?

The Befaco InAmp module has a width of 4 HP, making it a compact addition to any Eurorack setup.

Reviews

PROS

  • Compact size, only 4hp, fitting easily into Eurorack setups

  • Offers up to 20x amplification, matching Eurorack levels perfectly

  • Clean, undistorted sound amplification for external instruments

  • Includes a level/peak/overload LED for monitoring signal status

  • Versatile, amplifies a wide range of instruments from synths to guitars

  • Simple "set-and-forget" functionality for easy use

CONS

Owner Insights

We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Befaco InAmp.

Features and functionality

  • The InAmp's top preamp is normalled to the bottom, simplifying signal routing in compact setups.

    Source

Use cases and applications

  • Used successfully with a Volca Sample, Casio keyboard, cheap microphone, and directly with an electric bass.

    Source

User experience

  • Slight distortion occurs at 100% gain, but reducing the level slightly maintains a clean sound.

    Source

Other

  • There is uncertainty about whether the InAmp is currently in or out of production.

    Source

Build quality

  • Befaco modules often lack proper thermal relief on ground connections, requiring higher heat and larger soldering tips for effective soldering.

    Source

Setup and maintenance

  • PJ301CM jacks are used; their side tabs are crucial for the sleeve connection and must be soldered correctly.

    Source
  • A clean, shiny soldering iron tip enhances heat transfer, crucial for soldering large metal parts like input jacks, especially when connected to a ground plane.

    Source
  • Soldering in a warmer environment with less air draft can improve heat transfer if the soldering iron's temperature or tip size cannot be adjusted.

    Source

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