To avoid that hum emanating from your turntable, you need to ground it correctly to your amplifier. More scientifically, it’s the result of the chassis connections not having the same ground potential or voltage. The only thing that makes a difference in whether you actually have to ground your turntable, is if you have an amplifier with a built in phono preamp.Ī ground loop is the result of a lack of grounding. Whether you have a belt or a direct drive turntable, you might encounter ground loop at some point. The best way to answer this is to ask another question: do you want the records you play on your turntable to be pure and crisp, uninterrupted by a horrible hum that grows into an irritating crescendo when you turn the volume up? If you answered “yes”, then you need to ground your turntable. Luckily, ground loops are not hard to avoid. It happens to an even more intense degree if your turntable is handling signals from a sensitive cassette. But for turntables, the result of a ground loop is an annoying hum. On heftier devices, this could cause a shock when you touch it. And anything made of metal that carries electricity runs the risk of live wires coming into contact with the highly-conductive metal casing. Your turntable is an electronic device, covered by metal. That hum can be annoying.īut whether you’ve had your turntable for a while, or are just coming to grips with it, the humming is something you can easily avoid. The short answer is: to enjoy a hum-free music experience from your record player. 3 How To Ground A Turntable: Final Thoughts.2.4 Step 3: Find The Grounding Terminal.2 How To Ground A Record Player (Even Without Ground Wire).1.1 Do You Have To Ground Your Turntable?.
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