Wavetek 188 - Page 10

Table 2-1. Initial Checkout (Continued)
Step
|
Control
|
PoaHkxWOpiatton
|
Observation
Set
up
trigger source as
shown
in
figure
2 2
Set trigger source
for
100 Hz TTL
signal.
tt
i
—
\
gated on
during positive portion
ot
TTL
signal
on CH2
12
TRIG/GATE Trigger (depressed)
One
cycle
per trigger cycle.
13
MODE
Main
generator continuous
(CONT released)
Setup connectors as shown in figure 2-3
Sync scope on
channel
2
input
14 Dial
Full cw
15
SWEEP
Controls
Linear
sweep (CONT
depressed.
SWP/STOP
depressed LOG/lIN
extended.
STOP
full
cw.
TIME
centered)
Output
varios from low troquoncy to
high IreQuoncy
16 UN/LOG
Button
Press
Logarithmic distributed
sweep
whon comparod
to
stop 15 linear swoop
1
TTl OUT
FUNCTION
GENEBATOB
Figure 2-2.
Second Setup
OSCILLOSCOPE
Figure
2-3.
Third Setup
2-3