Teledyne-lecroy AORM - Advanced Optical Recording Measurements Manual do Utilizador descarregar pdf (Página 83)

AORM Software Package

923133 Rev A ISSUED: June 2013 81

1. Use the maximum number of values (2

,000,000,000)

2. Classify into 2000 bins

3. Linear vertical scale.

The trigger is set up to trigger on a pit edge and operated in normal trigger mode.

Note: Prior to acquisition, select each trace and press the RESET button to ensure that all the traces are reset.

In normal trigger mode, multiple waveforms are acquired and processed. The histogram will

typically have data that is not well centered or is off screen. Touch the FIND CENTER AND

WIDTH button to see the pit width distributions as they accumulate. After enough measurements

have been taken, stop the triggering. After the histogram has been centered, the screen will look

as follows:

The optical data

waveform is on the top

and the histogram is on

the bottom. Notice the

clustering of width

distributions.

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Teledyne-lecroy AORM - Advanced Optical Recording Measurements Manual do Utilizador Página 83