GRAS Launches RA0403/04 Ear Simulator For Precise Testing Of Hi-Res Audio Capable Headphones

Following presentations at the 2019 AES International Headphone Conference in San Francisco or ISEAT in China, GRAS Sound & Vibration has now officially expanded its family of ear simulators with the launch of a model specially designed for the testing of high resolution audio capable headphones. Expanding on the GRAS RA0401/02 High-Frequency Ear Simulator, based on the standard IEC 60318-4 and extending the useful frequency range to 20 kHz, the new GRAS RA0403/04 Hi-Res Ear Simulator measures a frequency range to 50 kHz and beyond.