GW Instek GDM-8200A Quick User Guide - Manual (Page 9)

ADVANCED MEASUREMENT
9
A
DVANCED MEASUREMENT
Measurement item: dBm, dB, Max, Min, Relative, Dual display
1. Make a basic
measurement
Follow the procedures in the Basic measurement
chapter, page6. For measurement combinations (basic
+ advanced, dual display), see page10.
2. Press the
measurement
key
Press the measurement keys on the front panel. The
measurement result will appear on the display.
Item Keys Descriptions
dBm Shows
10*log
10
(1000*Vrdg 2 /Rref)
dB Shows (dBm − dBmref)
Max Shows the maximum reading
Min
x 2
Shows the minimum reading
Relative Shows the relative value
compared with the reference
Dual
display
Shows the result of another
measurement item (example:
AC Voltage as the 2
nd item)
For further details including other measurement items (Hold, Compare, and
Math), see the Advanced Measurement chapter in the user manual.