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  • Ping and Ring Filters: Let’s Shed Some Light

    We often hear expressions like “filter pinging” to describe a particular snappy and percussive sound that we can obtain on our modular synthesizer. However, sometimes such sounds can imply two very different…
  • Wiggly LFOs on the BRENSO (credit: Make Noise)

    We’re using an offset to throw the yellow oscillator at sub-audio rate and use the timbre modulation section to create some weird-shaped LFOs. We further expanded it through FUMANA, USTA, and FALISTRI.

  • What is the best CGM configuration?

    The mixer is a crucial component of a Eurorack modular synthesizer because it is where all sounds must pass to reach the outside world. It can be a bottleneck that may threaten…
  • News on Sustainability, Distribution, CUNSA, and prices.

    This post has four major updates: sustainable packaging, new distributor, postponed CUNSA availability, and price adjustments.

  • Bungalow in the woods.

    Superbooth 23: A Chronicle

    This post is about our experience at Superbooth 2023. Day -2 It was the first time the whole Frap Tools team traveled to Berlin on the same day in the same car,…
  • Voltage and Current

    In modular synthesizers, the common language to make your modules communicate is the voltage. This is an introduction to grasp its most relevant implication for the electronic musician.

  • Online Store Launch

    This post is about how our online store came to life and how it will work as of October 2022. Big news: starting from tomorrow, our online store will be up and…
  • Price Increments and Online Store Opening

    This blog post discusses an unavoidable price update and our forthcoming online store. The two things are linked.

  • Two CGM Updates: Stereo Channel and Group

    In this blog post, we talk about the release of two new CGM units: the new Stereo Channel, and an updated Group. We talk about their feature and our approach towards a modern Eurorack mixer.

  • New Sustainable Packaging Roll-Out

    We began to test a new, sustainable packaging for our modules.