Our readers have many questions about audio production and we want to help you find the answers. Consider this a living document — we'll continue to update it with answers from NPR Training and other ...

With a calibration DVD and sound level meter in hand, you can play a test pattern and set levels for your speakers. It also is a good idea to set all treble and bass controls to 0 as well. Set your ...

Electronically processed analog audio has been around since about 1876 when Alexander Graham Bell and Elisha Gray filed patents for “transmitting the human voice through a telegraphic circuit.” But ...

Establishing and keeping to a standard audio level, especially in studios, has been a problem since the first radio station went on the air. Back in the 1960s, audio console output levels were usually ...