It just closes a circuit in the keyboard. However, pressing a MIDI keyboard key makes no sound by itself. Some may also include drum pads and other features, but they all work the same way. These electronic devices let you synthetically produce the sound of any instrument just by pressing keys. This situation is a byproduct of how a MIDI keyboard works. The issue lies in how your MIDI controller software handles inputs coming from the keyboard. When your MIDI keyboard fails to make a sound when you press a key, most of the time the problem is not with your keyboard. How to Adjust a MIDI Keyboard’s Velocity Parameter Therefore, you just have to find the velocity setting controls for your brand of MIDI keyboard and controller. It sets the keyboard’s response to how hard you press the keys. The velocity parameter is what controls the MIDI keyboard’s output. So, how to fix a quiet MID keyboard? You fix a quiet MIDI keyboard by adjusting the velocity curve parameter of the keyboard in the MIDI settings. Fortunately, fixing a quiet MIDI keyboard is easy if you know the right parameters. It was a large, professional keyboard, but the volume was way too low when I brought it home to test it. I once bought an excellent MIDI keyboard from a yard sale.
