Preamp Mystery Yuriy Leonovich Share Preamp test between the AEA TRP2 and the on-board Zoom F8n. Schoeps CMC 64 is used for both recordings. Read more… 0:00/??? 1 Mystery Preamp Clip 1 0:40 0:00/0:40 2 Mystery Preamp Clip 2 0:42 0:00/0:42