1971 Vintage PIONEER SX-440 & SX-770 AM/FM Stereo Receivers Hi-Fi Print Ad | eBay
Pioneer SX-770 Upgrade Kit Audio Capacitors
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Pioneer SX-770 rescue | Audiokarma Home Audio Stereo Discussion Forums
Pioneer Stereo Receiver SX-770 - Unique Black Face | eBay
Pioneer SX-770 Receiver- Excellent! | eBay
Just restored this beautiful Pioneer sx-770 I picked up not working with distorted audio for 40 bucks. After a full transistor replacement it works perfectly. I have included in this post the