/technologies/test-and-measurement/b/blog/posts/preliminary-psychoacoustic-test-results-with-an-agilent-33622aWhile waiting for a calibrated microphone to arrive, I thought I'd try some simple audio spectrum tests using an Agilent 33622A and an Android spectrum analyzer app, called Speedy Spectrum , running on an Asus Nexus 7 tablet. My intent was to pl...en-USTelligent Community 12