But small noise may measurement errors.Ģ) why does the detected frequency change between light grey, black and red If you increase the sensitive, you may measure hand watches. This will allow more environmental noises. If your clock sound is loud you may reduce sensitivity. It determines sound amplitude threshold for detecting clock sound. Most pendulum clock: Target frequency: 1 or 2 Hz, Sample duration: 5 or 10 Sec, Sensitivity: mediumġ) in the settings there is a sensitivity option with a high, medium, low and 3 manual settings, can you explain how this changes the results ![]() Rolex or mechanical watch: Target frequency: 4 or 5Hz, Sample duration: 2Sec, Sensitivity: manual 50 The app will work as Premium during 30 min. ** Please test the app with your watch before you purchase 'Premium' upgrade. ** Frequency display requires 'Premium' upgrade. ** Basic version display wave graph and pulse interval histogram. ![]() ** Recommend to plug a microphone into phone and attach the microphone to the back of your watch. It will display time error per day as well. This app is to measure the BPH(Beats per hour) of mechanical watches.
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