DSO Series:
Model | DSO Nano (DSO211) | DSO Note II (DSO202) | DSO 212 | DSO Quad (DSO203) |
MCU | STM32F103VC | STM32F303VC | STM32F303VC | STM32F103VE |
ADC | MCU internal ADC | MCU internal ADC | MCU internal ADC | AD9288 |
Channels | Analog channel 1 + 1 internal channel | 2 analog | 2 analog | 2 analog, 2 digital |
Analog Bandwidth | 200KHz | 1MHz | 1MHz | 8MHz |
Max Sample Rate | 1MSa/s | 10MSa/s | 10MSa/s | 72MSa/s |
Maximum Memory Depth | 8K | 8K | 8K | 4K |
Horizontal Sensitivity | 1uS/Div~2S/Div(1-2-5sequence step) | 1uS/Div~2S/Div(1-2-5sequence step) | 1uS/Div~2S/Div(1-2-5sequence step) | 0.1uS/Div~1S/Div(1-2-5sequence step) |
Vertical Sensitivity | 20mv/Div~10V/Div(1-2-5sequence step) | 20mv/Div~10V/Div(1-2-5sequence step) | 20mv/Div~10V/Div(1-2-5sequence step) | 50mv/Div~10V/Div(1-2-5sequence step) |
Input Resistance | 1MΩ | 1MΩ | 1MΩ | 1MΩ |
Coupling | DC / AC | DC / AC | DC / AC | DC / AC |
Auto Adjustment Mode | AUTO_FIT | AUTO_FIT | AUTO_FIT | NO |
Calculation Waveforms | -A, RecA, A + RecA | -A,-B,A+B,A-B RecA,RecB,RecC | -A,-B,A+B,A-B RecA,RecB,RecC | -A,-B,A+B,A-B RecA,RecB,RecC |
Storage | 8MB USB flash disk memory | 8MB USB flash disk memory | 8MB USB flash disk memory | 8MB USB flash disk memory |
APP Installed | 1 | 2 | 2 | 4 |
Operation | buttons | button,touch area | buttons,scrollers | buttons,scrollers |
USB Interface | Micro USB | Micro USB | Micro USB | Mini USB |
Battery | 500mAh | 500mAh | 500mAh | 1000mAh |
Screen Size | 2.8inch | 2.8inch | 2.8inch | 3.0inch |
Screen Resolution | 320 × 240 | 320 × 240 | 320 × 240 | 400 × 240 |
Open Source | Application layer Open-Source |