Yamaha FB-01 FM Sound Generator Synthesizer Original Owner's Manual Book, Japan.. Original Yamaha FB-01 FM Sound Generator Synthesizer Owner's Manual Booklet, From 1987, Made in Japan.This is an original Yamaha manual for the classic FM midi module, the FB-01. This booklet is in overall good condition, with wear, minor stains, some corner folds and a repaired tear on the covers, but the pages are in better shape, with no writing or major damage on them. It is a multi language book, with English, Spanish and German sections. Original Yamaha document, made in Japan, from 1987!Great resource for this now-classic FM synthesizer!This is a manual or document, this is NOT a piece of equipment or instrument. If you have any questions, I'm always happy to answer them. Thank you so much for looking!