GW Instek SFG-2000 Series - Manual (Page 17)

TTL CMOS OUTPUT
33
Edit
frequency
Left cursor key moves the active
cursor left.
Right cursor key moves the active
cursor right.
Turn the editing knob left to decrease
the frequency.
Turn the editing knob right to increase
the frequency.
Set the Duty Cycle
DUTY
7 Press the Shift key, then 7 to
enter duty cycle editing mode.
The duty sign appears on the
display.
Enter duty
cycle
The default value is 50%.
The settable range is 20% ~
80%, 2Hz ~ 1MHz.
5 4 Hz/% Use the numerical keys to enter
value. Example: 45%
MHz
Delete a number (backspace)
SFG-2000 Series User Manual
34
Edit duty
cycle
The editing knob changes the
value, and the cursor keys
moves the active digit (same as
entering frequency).
When inactive for 5 seconds, the display automatically
goes back to previous mode (frequency view).
Set Amplitude
CMOS
waveform
TTL
CMOS ADJ
TTL/CMOS
5V 15V
Use the TTL/CMOS knob.
Pushed: selects TTL output
with fixed amplitude, min. 3Vp-p.
Pulled: selects CMOS
output, amplitude range 4V±1Vp-p ~
15±0.5Vp-p.
Turn the knob right (increase
amplitude) or left (decrease amplitude).