53
Agilent 34405A 5 ½ Digit Multimeter
User’s and Service Guide
Agilent Technologies
3
Measurement Tutorial
The Agilent 34405A multimeter is capable of making very 
accurate measurements. In order to achieve the greatest 
accuracy, you must take the necessary steps to eliminate 
potential measurement errors. This chapter describes 
common errors found in measurements and gives suggestions 
to help you avoid these errors.
DC Measurement Considerations 54
Noise Rejection 55
Resistance Measurement Considerations 57
True RMS AC Measurements 59
Other Primary Measurement Functions 62
Other Sources of Measurement Error 65
34405A users guide.book  Page 53  Saturday, September 2, 2006  3:38 PM