HP 81200 User Manual page 114

Setting Up Ports and Channels
114
Figure 43 Termination Voltage
4 Special load options are supported by the differential generator
frontends HP E4843A and E4838A. For an E4843A or E4838A frontend:
– Select between center tapped and differential termination by clicking
the graphical button.
Figure 44 Termination Options for Differential Generators
Center tapped termination uses two 50 τ resistors. The termination
voltage range is –2 to +3 V.
E4843A,
E4838A
Figure 45 Supported Signal Termination Options at the DUT
– Choose the polarity (E4838A frontend only): Allows to invert the
polarity of the output signal.
HP 81200 Data Generator/Analyzer Platform User Guide, Revision 2.1
How to Set Up a Port or Channel for Generated Signals
HP 81200
current current
LOAD LOAD
(DUT) (DUT)
Default Setting
i.e. Termination Termination
Voltage=0 Voltage=-2V
Termination at DUT
Out
Out
V
T