92 U1253B User’s and Service Guide
4 Changing the Default Settings
Setting dB measurement
The decibel unit can be disabled by setting this to “OFF”.
The available options are dBm, dBV, and OFF. For dBm
measurement, the reference impedance can be set by the
“dBm- R” menu item.
Figure 4-5 Decibel measurement setup
to switch between
dBm and dBV
Press Hz
to edit
Press or
Press Hz to save
and exit
or press Esc
to exit without saving