WeiShi Timegrapher,Mechanical Watch Tester And Watch Tools Professional Huiop No.1000 Prof Ional Qinquan Ional Tim Apher Prof Ional Tim Tester Ers And

For the conventional be-at, the instrument can automatically respond; for the special be-at, can manually selects. The sampling period can be selected by 2 seconds, 4 seconds, 6 seconds, 8 seconds, 12 seconds, 20 seconds, 30 seconds, 60 seconds, and the average value of corresponding period will be regarded as the exact value of the watch. According to different watches, the instrument will automatically adjust the optimal signal level during the test. The frequency diagram of the watch can be displayed on the LCD screen. The instrument will automatically calculate the rate deviation, amplitude, be-at error, and display them by the data in real time.