TB 9-4931-488-24
NOTE
In techniques (5) and (6) below, change the OUTPUT LEVEL
1 dB switch position to obtain required TI meter indications.
(5) Adjust OUTPUT LEVEL controls for a TI meter indication of -5 dB on -10 to 3
scale. If measuring receiver does not indicate between +13.5 and +16.5 dB, perform b
below.
(6) Repeat technique of (5) above for OUTPUT LEVEL 10 dBm switch settings
and meter indications listed in table 14. If measuring receiver does not indicate as specified
perform b below.
Table 14. Output Meter Accuracy (Option 004).
Test instrument
Measuring receiver indications
meter indications
Min
Max
OUTPUT LEVEL 10 dBm
switch settings
(dB)
(dBm)
(dBm)
+16
-5
+13.5
+16.5
+16
-7
+11.5
+14.5
+16
-10
+8.5
+11.5
+10
0
+8.5
+11.5
+10
-1
+7.5
+10.5
0
0
-1.5
+1.5
(7) Set OUTPUT LEVEL 1 dB switch to 0 dB and adjust OUTPUT LEVEL
vernier control for a 0 dBm TI meter indication.
(8) Set measuring receiver to measure tuned RF level at 512 MHz and establish a
0.0 dB reference on measuring receiver.
(9) Set OUTPUT LEVEL 10 dB switch to -10 dBm. Measuring receiver should
indicate between minimum and maximum limits listed in table 15.
(10) Repeat technique of (9) above for OUTPUT LEVEL switch positions listed in
table 15. Receiver system should indicate as specified.
(11) Release COUNTER MODE LOCK ON pushbutton and set RF OUT OFF/ON
switch to OFF.
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