Learn advanced modulation techniques and motion controls in Sample Alchemy through this 27-minute video tutorial, part 4 of a comprehensive series on Logic Pro 10.8's new instrument. Master the modulation matrix, explore various modulation sources and targets including key rate, pitch bend, mod wheel, and filter cutoff. Discover how to record mod wheel movements, implement held and flip-flop functions, and utilize random modulation. Dive deep into mod envelopes, LFO applications, and motion controls while learning to manage presets effectively. Begin with a thorough review and setup process before progressing through each modulation component, culminating in practical motion control techniques for enhanced sound design capabilities.