PERFORMANCE TESTS
PERFORMANCE TESTS
MODEL 8559A
4
-
19.
FREQUENCY RESPONSE (Cont'd)
TABLE
4-7.
CORRECTING FOR FREQUENCY RESPONSE OF SIGNAL SOURCE
Frequency
(G Hz)
18.0
*deviation relative to
Power Meter
lndication
(d Bm)
Power
Deviation*
(dB)
0
(Ref
.)
Deviation from
Center Graticule
Line (divisions
or dB)
power meter indication at
18.0
GHz,
recorded
in step 27.
Sum of
Deviations
(dB)
Deviation
from Mean
(dB)
Frequency
(GH4
EXAMPLE(MEAN DEVIATION OF
-
0.1
dB)
I
I
Power Meter
Indication
(d Bm)
Sum of
Deviations
(dB)
-
8.0
-
9.0
-
8.5
-
7
.o
-
9
.o
-
8.5
-
7.5
Deviation
from Mean
(dB)
Power
Deviation*
(dB)
0
(Ref
.)
-
1
.O
-
0.5
+1
.o
-
1
.o
-
0.5
+0.5
Deviation from
Center Graticule
Line (divisions
or dB)