Hello. I'm new and is my first request. I have a picoscope 2203. I need to measure two frequency. One output from NRG#40C anemometer (with HALL), and one from a HALL by a wheel with 8 magnet (N-S-N-S-N-S-N-S). The input is a square frequncy signal. Now when there is no wind the signal may be hold at...