The same signal will cause the right switch to trigger at different times, and its output signal retains both positive and negative polarities, which produce no output when converted to DC, indicating no left-right correction is required.
The same signal will cause the right switch. This is to trigger at different times. Its output signal retains both positive and negative polarities. Both positive and negative polarities produce no output when converted to DC. Both positive and negative polarities were indicating no left. Right correction is required.