Input B Ac Voltage Accuracy (Hf) And Bandwidth Test - Fluke ScopeMeter 190 II Series Service Manual

Table 4-11. Input B Trigger Sensitivity Test Points
UUT UUT
Model Time base
190-502 200 ns/div
10 ns/div
190-062
10 ns/div
10 ns/div
190-102
190-104
10 ns/div
10 ns/div
190-202
190-204
10 ns/div
2 ns/div
190-502
190-504
2 ns/div

Input B AC Voltage Accuracy (HF) and Bandwidth Test

Proceed as follows to test the Input B high frequency automatic scope ac voltage
measurement accuracy and the bandwidth:
1. Connect the Test Tool to the 5502A as shown in Figure 4-8.
2. Select the Test Tool setup:
a) Recall the setup (see Standard Test Tool Setup). Press
(
RECALL) and
press ENTER
b) Press
SCOPE
(
READINGS 2
MANUAL
c) Press AUTO
mV
d) Use
RANGE
sensitivity ranging and lock the Input B sensitivity range on 500 mV/div.
e) Press TRIGGER
3. Set the 5502A to source a sine wave at the first test point in Table 4-12.
4. Observe the Input B reading and check that it is within the range shown
under the appropriate column of Table 4-12.
5. Continue through the test points.
Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com
5502A SC...
Initial Input Voltage
100 mV pp
400 mV pp
800 mV pp
400 mV pp
800 mV pp
400 mV pp
800 mV pp
400 mV pp
800 mV pp
select , press
SETUP
to recall the setup.
F2
, then press (
), and select
on B | V ac
to select autoranging (
AUTO
RANGE
and to change the sensitivity range to select manual
V
and use F1 to select Input B as trigger source.
Performance Verification
Scope Input A, B, C, D Tests
MODE levsin
Trigger Amplitude
Frequency
5 MHz 0.5 div
60 MHz 1 div
100 MHz 2 div
100 MHz 1 div
150 MHz 2 div
200 MHz 1 div
250 MHz 2 div
500 MHz 1 div
600 MHz 2 div
SAVE
, select the setup name, and
ENTER
F1
, select
READING...)
.
in upper right LCD edge).
4
UUT
F2
,
4-25