Check the listing for details. Erica Synths Pico Voice Multimode Digital Eurorack Oscillator Module. Condition: New. Listed at 149.00 USD. 8 Distinct Synth Modes in Just 3HP The Erica Synths Pico Voice multimode Eurorack oscillator packs more synth sounds into a compact, 3HP module than you ever thought possible. In all, you can choose from eight diverse oscillator modes: Karplus-Strong, Chord (with eight chord types), Wavetable, Bassline, PWM, Supersaw, Wavefold, and Harmonic. Two parameter knobs offer different controls depending on your selected algorithm, and you can assign the CV input to control either parameter knob or the tuning knob. Synthesists at Sweetwater agree that any one of these synth voices in a 3HP module would be a sweet proposition — with all of them in a single package, the Erica Synths Pico Voice Eurorack module is an unbeatable value.