5-12 Keysight N5264A Service Guide
Theory of Operation
IF Multiplexer Group Operation
5-
IF Multiplexer Group Operation
The IF multiplexer group provides five rear panel IF input signals to the
Processor and Digital Control Group
.
A block diagram of the IF multiplexer group is shown in
The IF multiplexer group consists of:
—
—
Rear Panel IF Inputs
These inputs provide the five IF input signals that are sent to the A12 SPAM
board for digital processing.
A20 IF Multiplexer Board
The A20 IF multiplexer board routes the five rear panel IF input signals to the
A12 SPAM board.