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Message ID: 37     Entry time: Thu Aug 20 19:35:06 2009
Author: Manfred Valentan 
Project: alignment_laser 
Subject: laser at high intensity (saturation on near sensor, good signal on far sensor) 
Run Number: laser004 
Events: 100000 
StartTime: 20.08.2009 19:18:47 
EndTime: 20.08.2009 19:35:05 

HV=70V, 40MHz, 6 samples, beam off
5ns trigger pulse width, 1 kHz trigger,
current_laser=10mA,
Photodiode: pulse_width=50ns, amplitude=45mV

laser at high intensity (saturation on near sensor, good signal on far sensor)

attached picture shows profile of laser on far sensor creating interferences

Attachment 1: laser_interference.png  6 kB  | Hide | Hide all
laser_interference.png
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