Spectrum analyzer is the only thing I know. Some frequency counters go to VHF frequencies. Yea, look at the period of the signal with an Oscope and calculate frequency.
3 Answers · Science & Mathematics · 28/10/2019
Liberals run the spectrum of people from each and every background. Conservatives cater to old white people, mostly men.
2 Answers · Politics & Government · 13/08/2020