the power supply on relatively cheap Toshiba and Samsung players. You can find the guide to do it yourself here . Upgrade Your Analogue Source A lot of audiophiles swear by the quality of sound from vinyl records and if you're looking to dig into new music, vinyl is a great, cheap place to start. When you use a record player as a source, you might be tempted to ditch the old Sony turntable you found at a thrift store in favour of something with a bit more punch. However, as long as that turntable spins at the correct speed, the only part you need to worry about is the piece that touches the record: the needle. You can find replacement needles and cartridges (the case that holds the needle and attaches to the arm) for most turntables at sites like Turntable Needles and Needle Doctor . A new needle will dramatically increase the sound quality from a turntable. Decide What You Need From a Receiver The receiver is the final component in our simplified three-piece setup, but its importance is reliant on what you want from it. A lot of modern receivers feature HDMI inputs for a home theatre setup, but if you plan on only listening to vinyl and CDs, stick with a cheap receiver. Ethan Winer offers this suggestion: Even a $200 receiver will have a response that's flat enough to not matter, with distortion too soft to hear at normal power levels. What does that mean?