Instruction manual

8922A
4-6
DC INPUT
1V
2mV
SG-503
SHIELDED
CABLE
SHIELDED
CABLE
DC
CALIBRATOR
(341A)
8922A
RANGE
2V
AUTO
Figure 4-2. DC Low Level Check
Table
4-5. DC Low Level Check
FUNCTION
UUTDISPLAY
COMMENT
±6COUNTS
AC+DC 1.000 ±30 counts UUT de circuitry functioning.
AC+DC
02.00 or mV rms
The ac input components should be less than
(see comment) 0.2 mV. (To achieve this set the Fl LTER
±6 counts) switch to the IN position.) The mV ac compon-
ent
can be measured ~Y temporarily selecting
the AC switch.
If it is greater than 0.2 mV;
mV rms = .J(2 mV dc)
2
+ (mV ac)
2
..-~~BNCCONNECTOR
874
TEE
874-
20dB
874-
20dB
ATTENUATOR
OUTPUT
son
TERM
Figure 4-3. AC
Low Level Check
8922A