HP 3438A - Page 31

Section IV Model 3438A
AC CALIBRATOR MULTIMETER
hp 745A
hp 3438A
ELECTRONIC COUNTER
~-
-.-T
mnm
000
--
3435~8-4818
-
Figure 4-8. AC Common-Mode Rejection Test.
e. The reading on the Multimeter should not change
by more than 0.010 V or I0 digits from the reading noted
in Step c in order to verify and AC Common-Mode
Kejection of 2 60 dB.
f. Kepeat Steps c and d with the frequency adjusted to
60 HL 2 0.1 (/;, ( 16,650 p s to 16.683 p s).