Rotary dial functions
OFF.
Turns the power off and erases display memory.
V
/ dBm / Hz.
AC voltage measurements. Blue button
toggles upper readout between frequency and dBm (dB).
DC voltage measurements.
V
.
mV
.
High resolution DC voltage measurements for
voltages less than 400 mV.
AC + DC.
Computes a true RMS voltage measurement
based on both the AC and DC components of the input
signal.
Hz / % DF.
Frequency measurements. Blue button toggles
display reading to duty factor.
1–16
DMM912/914/916