18 Agilent U1251B/U1252B User’s and Service Guide
1 Getting Started Tutorial
Table 1-8 Selecting display with the Dual button
Rotary switch position (Function) Primary display Secondary display
AC V Hz (AC coupling)
(AC voltage) dBm or dBV (select
by pressing )
AC V
AC V Ambient temperature °C or °F
for U1252B
(AC voltage)
AC V Hz (AC coupling)
dBm or dBV
[1]
AC V
AC V DC V
AC V Ambient temperature °C or °F
for U1251B/
for U1252B
(DC voltage)
DC V Hz (DC coupling)
dBm or dBV
[1]
DC V
DC V AC V [for U1252B]
DC V Ambient temperature °C or °F
for U1252B
(AC + DC voltage)
AC + DC V Hz (AC coupling)
dBm or dBV
[1]
AC + DC V
AC + DC V AC V
AC + DC V DC V
AC + DC V Ambient temperature °C or °F
(AC voltage)
AC mV Hz (AC coupling)
dBm or dBV
[1]
AC mV
AC mV DC mV
AC mV Ambient temperature °C or °F
(DC voltage)
DC mV Hz (DC coupling)
dBm or dBV
[1]
DC mV
DC mV AC mV
DC mV Ambient temperature °C or °F
Notes for selecting display with the Dual button:
1 Reading of dBm or dBV depends on the last review on AC V. If the last review is dBV, the following display will
also remain in dBV.