While [Vinod] says he’s not an expert in this sort of thing, we really like his audio spectrum analyzer build from a simple microcontroller and LCD display.. It is a well-studied fact that every ...

[Ryan] wanted a spectrum analyzer for his audio equipment. Rather than grab a micro, he did it the analog way. [Ryan] designed a 10 band audio spectrum analyzer. This means that he needs 10 band-p… ...

“The Magilyzer EM800 is an analog audio spectrum analyzer, based around an analog analyzer chip. It offers the display of six selective audio bands: 63 Hz, 150 Hz, 330 Hz, 1 kHz, 3.3 kHz and 10 kHz.

For Sale. Used HP (now Agilent) E4411B spectrum analyzer I used as a contractor for the local cable company. Can be used to do a number of FCC tests. 1mhz to 1.5mhz. It IS past due for a ...