* [[https://www.youtube.com/watch?v=rcUH7xaTNks|Pioneer SX434 Receiver Repair]]
  * [[https://www.youtube.com/watch?v=pyF9qbVd_kM|How to Service a Vintage Pioneer SX-434 - Lots of Jumpers]]
  * [[https://www.youtube.com/watch?v=u_keSfiPv-E| Restoration and Tuneup]]
  * [[https://www.olegvintageaudio.com/2021/01/pioneer-sx-434-receiver-restoration.html| Restoration]]
  * [[https://www.ebay.com/itm/113677453188|Complete Rebuild Kit]]