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Quick Start Guide   
StructureScan Mini HR 
 
Geophysical Survey Systems, Inc. 
11
 
Dielectric: Selecting the Approximate Dielectric of the Area You are 
Scanning 
Highlight Dielectric and press 
 
. Change the Dielectric value by: 
• 
Press Í to change the number after the decimal point. 
• 
Press Ï Ð to change the number before the decimal point. 
• 
Press Î to quit WITHOUT saving the new value. 
• 
Press 
  
to set your new value. 
Having the correct value will improve your depth accuracy. A higher value is necessary for 
young concrete or concrete that is under water.   
• 
Less than 2 months/outside in wet environment, use 9+ 
• 
Younger than 12 months/outside, use 7-8 
• 
Older than 12 months/indoor/dry, use 5-6 
For more detailed information on concrete dielectric values, refer to the 
GSSI Handbook for RADAR Inspection of Concrete that came with your 
system on the documentation CD.