One thing of interest is exactly what instruments do you want to sustain?

Organ, Brass, Woodwind, and Bowed instruments lend themselves to this. Piano, Guitar and similar instruments - not so much. They have a natural decay.

Is a gradual decay allowable?


BIAB & RB2026 Win.(Audiophile), Windows 10 Pro & Windows 11, Cakewalk Bandlab, Izotope Prod.Bundle, Roland RD-1000, Synthogy Ivory, Session Keys Grand S & Electric R, Kontakt, Focusrite 18i20, KetronSD2, NS40M, Pioneer Active Monitors.