HP 70427A User Manual page 271

Softkeys and Displays
AM Det Voltage
AM Det Voltage
This display shows the output voltage of the RF or IF AM detector as of the
last time a measurement was triggered. A measurement is triggered by
pressing the softkey, or by accessing the AM Noise menu.
READ AM DET
The measurement response time depends on the load connected to the AM
NOISE connector. It can be as long as a few seconds. To check if the
measurement has stabilized press the softkey several times.
READ
The measurement is made with the internal voltmeter.
Path
AM Noise
HP-IB command
DC:AMN:AMD?
This command triggers an AM detector voltage measurement and returns the
detector voltage in mV.
Figure 10-27 HP 70427A Downconverter
10-28 HP 70427A/HP 70428A User's Guide