TB 6-6625-2329-24
Figure 6. Modulation generator accuracy.
(2) Press SHIFT INSTR PRESET pushbutton.
(3) Set up multimeter to measure ac voltage.
(4) Press SHIFT PARAMETER SPECIAL pushbutton, enter DATA 5 numerical
value, and press ENTER/UNITS mV key.
(5) Press PARAMETER LEVEL pushbutton, enter DATA 1000 numerical value,
and press ENTER/UNITS mV key.
(6) Press TI PARAMETERAF pushbutton, enter DATA numerical value, and
press ENTER/UNITS Hz key for each row in table 12. Using multimeter and ac voltage
measurement techniques, multimeter will be between specified limits.
Table 12. Frequency Response
Test instrument
Multimeter
DATA and
indications
ENTER/UNITS
(ac V)
(Hz)
Min
Max
10
.975
1.025
60
.975
1.025
150
.975
1.025
400
.975
1.025
1000
.975
1.025
7000
.975
1.025
10000
.975
1.025
19200
.975
1.025
25000
.965
1.035
76800
.965
1.035
99900
.965
1.035
(7) Press PARAMETERAF pushbutton, enter DATA 1 numerical value, and
press ENTER/UNITS kHz key.
(8) Press TI PARAMETERLEVEL pushbutton, enter DATA numerical value,
and press ENTER/UNITS mV key for each row in table 13. Using multimeter and ac
voltage measurement techniques, multimeter will be between specified limits.
15