Gravity Records - $OLD: Pioneer SX-550 Receiver Fresh off the bench is this fully serviced Pioneer SX-550 receiver. This unit had the dreaded arcing power switch that most of the SX-x50
Pioneer SX-550 vintage receiver - Catawiki
Pioneer SX-550 | Tapeheads.net
Found this receiver in grandparents basement. I'm not too audio savvy and was wondering if this worth selling or keeping. It's the Pioneer Stereo Receiver Model SX-550 : r/audiophile
Pioneer SX-550 Solid State Amp Receiver - On Demand PDF Download | English