TB 9-6625-2327-24
(15) Disconnect four-wire ohms connection and reconnect TI Output to multimeter
INPUT HI and LO. Set multimeter to measure DCV.
(16) When Setup # 18 is displayed press BEGIN key.
(17) Using numerical keypad, adjust displayed Meas'd Voltage to match multimeter
indication. Press ENTER VALUE key, when values match. (Entered values are rounded
to the nearest 100 uV.)
(18) Repeat technique of (16) and (17) above for remaining parameters listed in table 15.
Table 15. Adjustment Setup #18 Through #33.
Step #
Nominal dc level
Typical test requirements
18
+0.015 V
Output of 30 dB range
19
-0.015 V
Output of 30 dB range
20
+0.05
V
Output of 20 dB range
21
-0.05
V
Output of 20 dB range
22
+0.15
V
Output of 10 dB range
23
-0.15
V
Output of 10 dB range
24
+0.50
V
Output of 0 dB range
25
-0.50
V
Output of 0 dB range
26
+0.15
V
Output of 10 dB range (Amplifier in)
27
-0.15
V
Output of 10 dB range (Amplifier in)
28
+0.50
V
Output of 0 dB range (Amplifier in)
29
-0.50
V
Output of 0 dB range (Amplifier in)
30
+1.5
V
Output of +10 dB range (Amplifier in)
31
-1.5
V
Output of +10 dB range (Amplifier in)
32
+5
V
Output of +20 dB range (Amplifier in)
33
-5
V
Output of +20 dB range (Amplifier in)
(19) Set multimeter to measure Vrms.
(20) When Setup # 34 is displayed press BEGIN key.
(21) Using numerical keypad, adjust displayed Meas'd Vrms to match multimeter
indication. Press ENTER VALUE key, when values match.
(22) Repeat technique of (20) and (21) above for remaining parameters listed in table 16.
Table 16. Adjustment Setup #34 Through #43.
Test instrument indications
Typical test requirements
Nominal
Setup #
amplitude
34
1 kHz
0.56 Vrms
Flatness for 0 dB, Elliptical Filter
35
100
kHz
0.56 Vrms
Flatness for 0 dB, Elliptical Filter
36
1 kHz
0.56 Vrms
Flatness for 0 dB, Linear Phase Filter
37
100
kHz
0.56 Vrms
Flatness for 0 dB, Linear Phase Filter
38
1 kHz
1.7
Vrms
Flatness for +10 dB, Elliptical Filter
39
100
kHz
1.7
Vrms
Flatness for +10 dB, Elliptical Filter
40
1 kHz
5.6
Vrms
Flatness for +20 dB, Elliptical Filter
41
100
kHz
5.6
Vrms
Flatness for +20 dB, Elliptical Filter
42
1 kHz
5.6
Vrms
Flatness for +20 dB, Linear Phase Filter
43
100
kHz
5.6
Vrms
Flatness for +20 dB, Linear Phase Filter
(23) Disconnect multimeter from TI and connect power meter to TI Output.
(24) When Setup # 44 is displayed press BEGIN key.
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