Sensitivity First, I measured the sensitivity of the Audeze CRBN, comparing it to the Stax 007. My headphone measurement instrument is the Mini DSP "Ears," which is far from a standard. However, using my ACO Pacific SPL calibrator, I was able to calibrate the Mini DSP for SPL at 1kHz within about a dB, I … Continue reading The Audeze CRBN Headphones, Part Two: The Measurements