Comtech EF Data DT-4500 Series - Manual (Page 101)

DT4500 Series Down Converters MN/DT4500.IOM
Theory of Operation Revision 1
83
I/O MODULE
CONVERTER
SIGNAL PATH
MODULE
POWER SUPPLY
5/10 MHz
REF. OSC.
RF INPUT
(12200-12750 MHz)
IF OUTPUT
(70 or 140 MHz)
MONITOR
&
CONTROL
OSC
OSC. SYNTHESIZER
Figure 34. Typical Converter Functional Block Diagram (Model UT-4512 shown)