Summary of "Mr. Bill - Ableton Tutorial 68 - Granular Synthesis"
Summary of "Mr. Bill - Ableton Tutorial 68 - Granular Synthesis"
Main Ideas and Concepts:
- Introduction to Granular Synthesis: Mr. Bill introduces granular synthesis as a fundamental and frequently used sound design technique in his music. He considers it more interesting than wavetable synthesis because granular synthesis can encompass wavetable synthesis principles.
- Definition and Explanation of Granular Synthesis: According to Wikipedia, granular synthesis is a sound synthesis method that works on a micro sound timescale by splitting audio into tiny pieces called "grains" (1 to 50 milliseconds). These grains are layered and played back at different speeds, phases, volumes, and frequencies to create new sounds.
- Core Principles of Granular Synthesis:
- Splitting audio samples into very short snippets (grains).
- Playing grains back at varying times, pitches, phases, volumes, and speeds.
- Layering multiple grains simultaneously to create complex textures.
- Demonstration with Ableton Granulator II:
- Mr. Bill records himself counting from 1 to 8 as a familiar audio sample.
- He loads this sample into Granulator II to demonstrate how changing grain size, spray (randomness of grain playback position), file position, pitch, and other parameters affect the sound.
- The spray control expands the playback range of grains, causing overlapping numbers and complex textures.
- Granulator II also features an internal FM oscillator for frequency modulation, adding harmonic complexity.
- Brief Explanation of FM Synthesis:
- FM synthesis involves modulating the frequency of one oscillator with another, creating complex harmonic content.
- Mr. Bill demonstrates this with sine waves and explains how changing modulator frequency and waveform shape alters the sound.
- Sound Design Tips with Granulator II: Use longer noise samples for tonal, resonant pad sounds or soundscapes ("cloud" textures). Use samples with sharp transients (like keyboard sounds) for glitchy effects.
- Other Granular Tools and Plugins:
- Palindrome by Glitchmachines:
- A more complex granular tool with multiple samples, envelopes, and effects (bandpass filter, drive, wavefolder, ring modulator, delay).
- Allows detailed envelope mapping to various parameters, enabling dynamic and evolving granular textures.
- Features vectors for mixing multiple samples dynamically.
- Very deep and complex, recommended to try the demo.
- Sandman Pro by Unfiltered Audio:
- Primarily a delay plugin but functions as a granulizer by freezing audio and manipulating start/end points, pitch, volume, and applying modulators.
- Features extensive modulation options including sample & hold noise, bit-depth reduction, and more.
- Mr. Bill considers it a granulizer due to its ability to layer grains with pitch, volume, and phase variations.
- GRM Tools Granular Plugin:
- An older, classic granular plugin from a respected company.
- Allows freezing audio and manipulating pitch, random pitch, loop durations, and stereo imaging for complex granular effects.
- Palindrome by Glitchmachines:
- Manual Granular Techniques: Recording audio into multiple channels and manually adjusting pitch and playback position to simulate granular effects without automation. Reference to a previous tutorial using the plugin "Cliff X Pro" for host-based granular automation in Ableton.
- Additional Recommendations:
- Granulator II (free on Ableton website) and Palindrome for granular synthesis exploration.
- Other notable granular tools and creators: Twisted Tools, Richard Devine (Reaktor patches like Grain Cube), Unfiltered Audio, GRM Tools, and MeldaProduction’s Multi-Band Granular plugin.
- Multi-band granular synthesis allows applying granular processing separately to different frequency bands for advanced sound design.
Methodology / Instructions (Detailed Bullet Points):
- Basic Granular Synthesis Workflow in Granulator II:
- Record or load a sample (e.g., counting 1-8).
- Load the sample into Granulator II.
- Adjust grain size to control the snippet length being played.
- Use the spray control to randomize the playback position of grains, expanding the range of grain playback.
- Move the file position control to select which part of the sample is played.
- Adjust pitch to transpose the grains.
- Experiment with internal FM oscillator to add harmonic complexity.
- Use ADSR envelope and filters for shaping the sound further.
- Using Palindrome:
- Load up to four samples into the plugin.
- Use envelopes to modulate parameters such as start position, grain size, pitch, and effects.
- Map envelopes by dragging and dropping onto parameters.
- Use vectors to dynamically mix volumes of different samples.
- Experiment
Category
Educational