4.11 Trigger Type
There are three types of triggers available:
Trigger Type
+External
External trigger on the rising edge.
Software
Internal software trigger.
-External
External trigger on the falling edge.
4.12 Sampling Rate
The following sampling rates are supported by the USB-UT350:
The sampling rate should be 5 to 8 times greater than the transducer frequency.
4.13 LPF (Low Pass Filter)
The low pass filter enables digital filtering of the signal. Only frequencies below this
frequency will be included in the signal.
4.14 HPF (High Pass Filter)
The high pass filter enables digital filtering of the signal. Only frequencies above this
frequency will be included in the signal.
USB-UT350 User's Guide
Revision 1.77 – 09/30/2009
50 MHz
25 MHz
12.5 MHz
6.25 MHz
4-3