A metronome is a very handy accessory that comes in many forms. It can be an analog accessory, or a digital one, that is either a physical box or an online software. Here’s a free online one that is both a click track and a visual representation. Courtesy of Very Useful Tools on Youtube. The visual piece is handy if you’re in a place where you don’t want the click, but would like to see the visual to make sure you’re keeping the tempo spot on. Check it out.
And check out this 32 Metronome Synchronization video courtesy of irmins. It’s amazing what resonance can do.
