Figure 6-4. spectral inversion – Comtech EF Data C5 User Manual
Page 231
C5/K1/K3 Integrated Satellite Terminal System
System Checkout
Rev. 0
6-7
Note the inversion of
OUT
1
and OUT
2
with
respect to IN
1
and IN
2
due to the 'HIGH MIX'
in the Down
Conversion.
DOWN CONVERSION
HIGH MIX
OUT
2
OUT
1
IN
1
IN
2
L.O.
INVERSION
FREQUENCY
Note the non inversion
of OUT
1
and OUT
2
with
respect to IN
1
and IN
2
due to the 'LOW MIX' in
the Down Conversion.
DOWN CONVERSION
LOW MIX
FREQUENCY
Non-INVERSION
OUT
2
OUT
1
L.O.
IN
2
IN
1
Note the non inversion
of OUT
1
and OUT
2
with
respect to IN
1
and IN
2
due to the 'LOW MIX' in
the Up Conversion.
UP CONVERSION
LOW MIX
FREQUENCY
L.O.
IN
1
IN
2
OUT
2
OUT
1
Non-INVERSION
Note the inversion of
OUT
1
and OUT
2
with
respect to IN
1
and IN
2
due to the 'LOW MIX' in
the Up Conversion.
UP CONVERSION
LOW MIX
FREQUENCY
OUT
2
OUT
1
L.O.
IN
1
IN
2
INVERSION
Figure 6-4. Spectral Inversion