Figure 24: Models 2602B, 2604B, 2612B, and 2614B input/output LO and chassis ground
terminals (2601B and 2611B similar)
Figure 25: Models 2634B and 2636B input/output and chassis ground terminals (Model 2635B
similar)
For the 2601B, 2602B, 2604B, 2611B, 2612B, and 2614B, there is a low-noise chassis ground
banana jack that can be used as a common signal ground point for input and output LOs. This
low-noise signal ground banana jack is connected to the chassis through a frequency variable
resistor (FVR).