GDS-200 & GDS-300 Series User Manual 
156 
5.  Press Calculate. This will calculate the exact 
resistance values required for the desired 
attenuation and system impedance  
6.  Press the EXXX button to select the resistor 
standard. 
7.  Press Find Resistor to find the resistors that 
most closely match the ideal resistance values 
calculated in step 5. 
  The best high and best low resistors are 
shown along with the percentage offset 
from the ideal value.  
Advanced DMM  
 
The Advanced DMM is similar to the regular 
DMM mode, however it is full screen and 
includes an advanced trend plot that can log up 
to 400 measurements. The trend plot is able to 
log from 40 seconds to 6 hours worth of 
measurements.  
Trend 
plot
Measurement 
selection wheel
Port connection for 
measurement type
Hold 
measurement
Measurement 
function
Exit, Hold, Reset, 
Time button
Reading
Logged 
data