Keysight 9000 Series Service Manual page 36

Chapter 3: Testing Performance
Analog Bandwidth - Maximum Frequency Check
Connections
Power meter
Power splitter
Power sensor
Power sensor
E4413A
Notes
• Connect output 1 of the 11667B splitter to the scope Channel n input directly using the 1250-1200
adapter, without any additional cabling or adapters.
• Connect output 2 of the 11667B power splitter to the power sensor using the 1250-1750 N-type to
3.5mm adapter, without any additional cabling or adapters.
• Minimize the use of other adapters.
• Ensure that SMA and 3.5 mm connectors are tightened properly:
8 in-lbs (90 N-cm) for 3.5 mm
5 in-lbs (56 N-cm) for SMA
Procedure
1 Preset the power meter.
2 Ensure that the power sensor is disconnected from any source and zero the meter.
3 Connect the power sensor to the power meter's Power Ref connector and calibrate the meter.
4 Make the connections to scope channel 1 as shown in the connection diagram above.
5 Set up the Power Meter to display measurements in units of Watts.
6 Press [Default Setup], then configure the scope as follows:
a Ensure Channel 1 is displayed and all other channels are turned off.
b Set the vertical scale of channel 1 to 5 mV/div.
c Set the input impedance to 50 Ohms (Setup > Channel dialog box).
36
Microwave CW
9000 oscilloscope channel input
SMA to BNC adapter
N-type to 3.5 mm SMA adapter (part not shown)
Microwave cable