Introduction - If you have any usage issues, please Google them yourself
This digital frequency meter will use fixed time, the counting method survey frequency, uses 1602The LCD monitor dynamic to demonstrate 6 figures. The measuring range from the 1Hz-10kHz sine wave, the square-wave, the triangular wave, the time base width is 1us,10us,100us,1ms. Realizes the automatic sizing function with the monolithic integrated circuit.