Comtech EF Data CST-5000 - Manual (Page 102)

CST-5000 C-Band Satellite Terminal Theory of Operation
Rev. 9 5–13
IF LOCAL OSCILLATOR
10 MHz REFERENCE
U/C SYNTH REF
D/C SYNTH REF
D/C
FILTER
U/C
SMA FEMALE
CMOS LEVELS
SQUARE WAVE
2120 MHz
SMA FEMALE
+7 dBm
2120 MHz
SMA FEMALE
+7 dBm
1060 MHz
SMA FEMALE
+7 dBm
1060 MHz
SMA FEMALE
+7 dBm
LOOP
FILTER
PHASE
DETECT
VCO
DIVIDE
DOWN
CHAIN
Figure 5-5. IF Local Oscillator Block Diagram