The NanoVNA made network analyzers cheap enough for almost everyone. Now you can get a $49 spectrum analyzer to go with it. Is it worth it? Watch [IMSAI Guy]’s video after the break for his opinion.

It used to be a spectrum analyzer was an exotic piece of gear. However, these days it is pretty common for a scope to have some ability to do the job — that is, plot amplitude versus frequency.

9 kHz - 3 GHz Spectrum Analyzer Boasts High-End Specs High specification spectrum analyzer evaluates signals from 9 kHz to 3 GHz. Real-Time Spectrum Analyzer Boosts Mid-Range Performance RSA5000 ...

Portable XRF technology continues to innovate, as demonstrated with the new Vanta ™ Max and Vanta Core handheld XRF analyzers from Evident. In this interview, AZoM speaks with Ted Shields from ...