The circuit has been designed to create a spectrum analyzer that will provide an analysis of a sound to determine at various frequencies, the volume of sounds that make up the overall sound spectrum.

[Learnelectronics] purchased some near-field EMI probes for his tiny spectrum analyzer for about $5 on sale. Could they be any good at that price? Watch the video below and find out. The probes ...

Tektronix, Inc. announced the lowest cost real-time spectrum analyzer for mid-range performance, featuring the industry’s most advanced signal discovery and triggering capabilities. Included in the ...