TB 9-6625-2049-35
Table 5. Dc Offset - Continued
Test instrument
Multimeter indications
DC OFFSET
(V dc)
settings
Min
Max
14.99
mV
0.01493
0.01505
-14.99
mV
-0.01505
-0.01493
4.999
mV
0.004979
0.005019
-4.999
mV
-0.005019
-0.004979
1.499
mV
0.001479
0.001519
-1.499
mV
-0.001519
-0.001479
NOTE
Perform (8) through (11) below for option 002 only.
(8) Remove 50 Ω feedthrough termination from equipment setup.
(9) Press SIGNAL key on.
(10) Enter 20 VOLT using DATA keys. Multimeter will indicate between 19.775
and 20.225 V dc.
(11) Enter -20 VOLT using DATA keys. Multimeter will indicate between -19.775
and -20.225 V dc.
b. Adjustments. No adjustments can be made.
a. Performance Check
(1) Connect SIGNAL to multimeter INPUT HI and LO using 50 Ω
feedthrough termination.
(2) Press keys and enter values using DATA keys as listed in (a) through (i) below:
(a)
SIGNAL off (option 002 not lit).
(b)
FUNCTION sine wave.
(c)
ENTRY FREQ.
(d)
20.999 999 999 MHz.
(e)
ENTRY AMPTD.
(f)
1 VOLT.
(g)
ENTRY DC OFFSET.
(h)
4.5 VOLT.
(i)
AMPTD CAL.
(3) Multimeter will indicate between 4.35 and 4.65 V dc.