Original JYETech 13805K DSO138mini DIY Digital Oscilloscope Kit SMD Pre-soldered With Case

DSO138mini brings in the following improvements Better structure and smaller size The bulky pin headers connecting the LCD and main board in old DSO138 has been eliminated The soldering of these pin headers has being found problematic for beginners USB or battery powered This makes the scope much more convenient to be used as a portable device New version analog board PN 109 13801 00H aka H version can accommodate a battery charger JYE118 see here to make the device more practical External trigger input This input can accept a TTL or LVTTL signal as trigger source Serial output of waveform data This means captured data can be saved and displayed by PC For example this photo shows a captured single byte 0x35 sent from a serial port at 115200bps This photo shows the same waveform displayed on PC using Gnuplot General controller The main board can be used as a general purpose control board with LCD display MCU ports were brought to board edges for easy connection to the target system There are a few optional parts that can be chosen to make the oscilloscope even more complete BNC connector The kit comes with a two pin header for the simple hook probes see the manual This connector replaces the two pin header and will allow you to connect to standard professional BNC probe Standard BNC probe Battery charger board JYE118 Product ID 1337078Interface Board with Uart USB Converter Module CH340G for data transfer and program update Product ID 1597439Maj