The 5 Best Portable Frequency Counters [Ranked]

Portable frequency meters are designed to count the continuous wave signals transmitted from two-way radios (Source). They are frequently employed by maintenance professionals as well as hobbyists to test and detect frequencies and signal strengths (Source). The 9.3 oz., Surecom SF401 handheld frequency meter is our top pick- it includes a screw-in antenna, color display and rechargeable […]