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Delay line: Difference between revisions
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of the leading edge of the trigger event. In the vertical signal path, | of the leading edge of the trigger event. In the vertical signal path, | ||
before the delay line, there is typically a trigger pick-off | before the delay line, there is typically a trigger pick-off | ||
which supplies an undelayed copy of the vertical signal to | which supplies an undelayed copy of the vertical signal to the trigger | ||
and sweep circuitry. Trigger and sweep circuitry need about 60ns to react | and sweep circuitry. Trigger and sweep circuitry need about 60ns to react | ||
when presented with the trigger event. Without a delay line, the trigger event | when presented with the trigger event. Without a delay line, the trigger event | ||