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 450 Repair and Restore - YouTube
Pioneer SX-450 Solid State Amp Receiver - On Demand PDF Download | English
Inside Hi-Fi: Yamaha AX-450
The little receiver that could: SX-450 | Tapeheads.net
Pioneer SX-450 power switch | Audiokarma Home Audio Stereo Discussion Forums