Sometimes you don’t have access to a quality recording device and you want to capture something quickly. Most of us own a recorder that we have with us at all times — a smart phone.
An incomplete list of different types of musical instruments. There are many sub categories that could be formed beyond this simple list.
Sound is made of waves that travel out (or propagate) from their source until they dissipate, bounce off a surface or are absorbed into a surface or substance.