Rev. D Performance Verification 5-5
!
For all input channels measure the
input impedance
.
!
Record the input impedance in Table 2, and compare it to the limits.
!
Recall
xxxP004.PNL
or Set Input gain to
200 mV/div
on all 4 Channels.
!
Repeat the test for all input channels.
!
Record the measurements in Table 2, and compare the results to the limits in
the test record.
c. DC 50
Ω
ΩΩ
Ω
!
Recall
xxxP005.PNL
or configure the DSO as shown in 5.4.1.a,
and for each Channel make the following change:
Input Coupling :
DC 50
Ω
ΩΩ
Ω
!
For all input Channels, measure the input impedance.
!
Record the
input impedance
in Table 2, and compare it to the limits.
!
Recall
xxxP006.PNL
or set Input gain to
200 mV/div.
on all 4 Channels
!
Repeat the test for all input channels. Record the measurements in Table 2,
and compare the results to the limits in the test record.
5.4.2 External Trigger Input Impedance