A two-channel handheld frequency analyzer, the RION SA-78 measures sound and vibration in FFT or octave-band analysis. After data collection, data can be stored on CompactFlash memory or downloaded ...

Everything you wanted to know (but were too afraid to ask) about using the MSGEQ7 audio spectrum analyzer chip. I’ve talked about using the MSGEQ7 Spectrum Analyzer chip in several columns over the ...