User manual

RIGOL Chapter 8 Counter
DG4000 User's Guide
8-4
measurement.
Press HFSuppre to enable or disable the high-frequency suppression
function.
Note: Enable the high-frequency suppression function when low-frequency
signal with lower than 1kHz frequency is measured to filter out the
high-frequency noise interference; disable the high-frequency suppression
function when high-frequency signal with greater than 1kHz frequency is
measured.
7. Gate Time
Press Gate Time to set the gate time of the measurement system and the
default is "1 ms".
GateT1 1 ms
GateT2 10 ms
GateT3 100 ms
GateT4 1 s
GateT5 10 s
GateT6 >10 s
8. Select Meas
Press Select Meas to select the type of parameter to be measured by the
counter. The counter can measure the frequency ("Freq"), period ("Period"),
duty cycle ("Duty"), positive pulse width ("+Width") and negative pulse width
("–Width") and the default is "Freq".
9. Statist Set
Press Statist Set to set the statistic function of the counter. For the detailed
information, please refer to "
Statistic".
10. Auto
Press Auto and the instrument will select a proper gate time automatically
according to the characteristics of the signal under test.