WeiShi Timegrapher,Mechanical Watch Tester No.1000 Professional Mechanical Watch Tester And Xibany Huiop Siuke Qinquan

The instrument will automatically calculate the rate deviation, amplitude, be-at error, and display them by the data in real time. For the conventional be-at, the instrument can automatically respond; for the special be-at, can manually selects. According to different watches, the instrument will automatically adjust the optimal signal level during the test. 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. The frequency diagram of the watch can be displayed on the LCD screen.