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How To Test Speaker Wire With Battery

by Jeff Atkins on December 14, 2022
how to test speaker wire with a battery

Testing speaker wire with a battery is a simple and effective way to ensure that your audio system is functioning properly. And let's be honest, we all want to make sure our dance sessions are always on point!

Gathering Your Testing Supplies

To test your speaker wire with a battery, you will need a 9-volt battery (commonly found in smoke detectors) and a set of speaker wire test leads. You might be asking why you would want to use a 9-volt battery? 

Why To Use a 9-Volt Battery?

A 9-volt battery is commonly used for testing speaker wire because it provides a relatively low-voltage electrical current. This is important because speaker wire is not designed to carry high-voltage electrical currents. Using a 9-volt battery allows the electrical current to flow through the wire without damaging it. Additionally, a 9-volt battery is small and portable, making it easy to use for testing speaker wire.

9volt batter for testing

Some popular brands of 9-Volt batteries are:

  • Duracell
  • Energizer
  • Rayovac
  • Panasonic
  • GP Batteries
  • Toshiba
  • LDK
  • Varta
  • Maxell
  • Ultralife

Testing Speaker Wire With A Battery

First, attach the test leads to the ends of the wire and connect one lead to the positive terminal of the battery and the other to the negative terminal. This will create a complete circuit, allowing electricity to flow through the speaker wire.

Next, listen carefully for any sound coming from the speaker wire. If the wire is functioning properly, you should hear a faint humming or buzzing sound. This indicates that the wire is able to carry an electrical signal.

But what if you don't hear anything? Don't worry, it's not the end of the world (or the end of your dance fun). It could be a sign that it's time to replace the wire, either because of a break or a poor connection at one of the terminals. In either case, it's important to replace the wire to ensure that your audio system is in tip-top shape. You can shop our selection of bulk speaker wires here.

So there you have it, a simple and crafty way to test your speaker wire with a battery. Now go forth and dance on!

For a quick step by step check this out:

  1. Gather necessary tools: 9-volt battery and speaker wire test leads
  2. Attach test leads to ends of speaker wire
  3. Connect one lead to positive terminal of battery and the other lead to negative terminal
  4. Listen for humming or buzzing sound from speaker wire
  5. If no sound is heard, replace speaker wire as it may be damaged or have a poor connection.
  6. Repeat these steps regularly to ensure that speaker wire is functioning properly.
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