TEXIO FGX-2220, Инструкция по эксплуатации

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3.
PressF3 (Beep) to toggle the
buzzer sound on or off.
Beep F3
4.
Press F1(ON) or Press
F2(OFF)
ON
F1
~
OFF
F2
5-2-3. Frequency Counter
Example: Turn on the frequency counter. Gate time: 1 second.
Output: N/A
Input:
IN
OUT
Trigger
Counter Trigger
MOD
1.
Press UTIL, F5 (Counter).
UTIL Counter
2.
Press F1 (Gate Time), and press
F3 (1 Sec) to choose a gate
time of 1 second.
Gate Time 1 Sec
3.
Connect the signal of interest to the Frequency
counter input on the rear panel.
4.
Input a 1kHz square wave signal into the Counter
input on the rear panel. Set the gate time to 1S.