Top-cofrLD DIY DSO138 oscilloscope production suite, e-learning training kits contest, open source STM32 oscilloscope DIY kits Analog bandwidth: 0 - 200KHz 9V DC (8 - 12V acceptable) Supply Current: 120mA Sensitivity: 10mV/Div - 5V/Div 2.4-inch color TFT LCD with 320 x 240 resolution Timebase: 10us/Div - 500s/Div