Download YAMAHA R8 USERMANUAL service manual & repair info for electronics experts. OPERATING YOUR R-8. 1. The R-8 is a sophisticated stereo receiver. To ensure proper operating for the best possible performance, please read this manual Our system has returned the following pages from the Yamaha R-8 data we have Need a service manual for a yamaha HTR 5640 receiver (not the user manual). Yamaha R-8 AM / FM stereo receiver : right top view S/N: 12282 remote: RS-9 operating manual, original packing box Yamaha R-9 ; Specifications · Total harmonic distortion: 0.015%. Damping factor: 60. Input sensitivity: 0.16mV (MC), 2.5mV (MM), 150mV (line) ; Downloads. Note: You are buying reference material in PDF format for use in repair or maintenance of your stereo receiver -- you are NOT buying stereo equipment. FactoryYamaha R-840.pdf, 17/04/17, receiver, 7922 kB, 198, Yamaha. Found in: fulltext index (46). Yamaha R1.rar, 17/07/06, Yamaha R1 Tacho pinouts and dumps.