Headphone Testing (Part 2): Digital Headphones (USB & Bluetooth) and Noise-Canceling Headphones

Headphones with built-in electronics, such as digital headphones (including Bluetooth and USB), and noise-canceling headphones are harder to test because the electronics and transducers need to be tested together as a complete system. This Part 2 article discusses those tests. Article originally published in Voice Coil April 2012.