40m QIL Cryo_Lab CTN SUS_Lab TCS_Lab OMC_Lab CRIME_Lab FEA ENG_Labs OptContFac Mariner WBEEShop
  40m Log  Not logged in ELOG logo
Entry  Tue Aug 7 21:34:50 2012, Yaakov, Update, STACIS, More noise data budget.bmpbudget.fig
    Reply  Tue Aug 7 23:33:44 2012, rana, Update, STACIS, More noise data 
Message ID: 7112     Entry time: Tue Aug 7 23:33:44 2012     In reply to: 7109
Author: rana 
Type: Update 
Category: STACIS 
Subject: More noise data 

Looks like you're just measuring the ADC noise. You should add ADC noise to your plot. To compare the geophones with the accelerometers, you have to correct for the preamp gain and plot them both in the same units.

To get above the ADC noise you can use an SR560 preamp. (AC Coupled, G = 100)

ELOG V3.1.3-