Waldorf Iridium, · Best of Fairlight Series I, II, IIX disk collection for Waldorf Quantum/Iridium. This is an early version of the collection im working on --please note the presets are only a demo of the disk contents -to use make another blank preset and load your sample or samples into new preset.(Each sample root note is A3 when played back at 14080 Hz)Crushing 101 » Masaba Manufacturing, 2019-10-4 · Crusher efficiency test 1) Fill box level with discharge material from crusher. 2) Dump contents onto like-sized screen cloth as the crusher discharges to. 3) Work material around by hand and place the oversize back into the box. If the box is 1/3 full, for example, the crusher is operating at 65 percent efficiency..