TB 9-6625-2268-24
(2) Press AC/DC pushbutton to AC.
(3) Press TI range pushbutton and set calibrator output to settings listed in table 4.
If TI indications are not within limits specified, perform b below.
Test instrument
Calibrator output
Test instrument
range
settings
indications
pushbutton
settings
Voltage
Min
Max
200
mV
190
mV
30 Hz
188.00
192.00
200
mV
190
mV
5 kHz
188.95
191.05
200
mV
190
mV
15 kHz
188.00
192.00
200
mV
190
mV
50 kHz
180.20
199.80
2
1.9 V
30 Hz
1.8800
1.9200
2
1.9 V
5 kHz
1.8895
1.9105
2
1.9 V
15 kHz
1.8800
1.9200
2
1.9 V
50 kHz
1.8020
1.9980
20
19
V
30 Hz
18.800
19.200
20
19
V
5 kHz
18.895
19.105
20
19
V
15 kHz
18.800
19.200
20
19
V
50 kHz
18.020
19.980
200
190
V
30 Hz
188.00
192.00
200
190
V
5 kHz
188.95
191.05
200
190
V
15 kHz
188.00
192.00
200
190
V
50 kHz
180.20
199.80
750
V ac
750
V
40 Hz
741.5
758.5
750
V ac
750
V
1 kHz
745.3
754.7
b. Adjustments
(1) Press TI 2 range pushbutton and set calibrator for a 1.9 V, 45 Hz output.
Adjust R7 (fig.1) for a TI indication of 1.9000 (5 digits). (R)
(2) Set calibrator for a 100 mV, 45 Hz output. Adjust R29 (fig. 1) for a TI indication
of .1000 (l digit). (R)
(3) Repeat (1) and (2) above until no further adjustments are required.
(4) Press TI 20 range pushbutton and set calibrator for a 19 V, 10 kHz output.
Adjust C1 (fig. 1) for a TI indication of 19.000 (10 digits). (R)
(5) Press TI 200 range pushbutton and set calibrator for a 100 V, 10 kHz output.
Adjust C2 (fig. 1) for a TI indication of 100.00 (5 digits). (R)
(6) Repeat (4) and (5) above until no further adjustments are required.
a. Performance Check
(1) Connect calibrator OUTPUT HI and LO to TI V/k /S and COMMON.
(2) Simultaneously press V and mA function pushbuttons to select dB function.
(3) Press TI range pushbutton and set calibrator output to settings listed in table 5.
TI indications will be within limits specified.