ET120MC2 Oscilloscope, new launched with about $60 : www.aliexpress.com/item/10050...
Features:
Dual-channel oscilloscope, 120MHZ single channel, 40MHz dual-channel , 500MSpS sampling rate
3 waveform scanning modes (automatic, single, normal)
Waveforms automatically adapt to the screen with one click AUTO, no need to adjust parameters
Waveform parameters such as time base, amplitude, trigger slope, etc. can be set by yourself.
Signal source : sine wave, triangle wave and square wave, output amplitude, frequency and square wave duty cycle.
Can store 2500 waveforms, supports thumbnail browsing, waveform deletion
Built-in lithium battery, rechargeable
Compact size, light weight of about 187 grams, easy to carry
320*240 high-definition color LCD display, clear and accurate waveforms
Silicone protective covers on both sides of the fuselage, anti-slip and anti-fall, comfortable to hold
Specifications:
oscilloscope
Waveform bandwidth:120MHz
Channel quantity: 2
Max test voltage: 1X: 80Vpp 10X: 800Vpp
Storage Depth: 12.8div
Vertical Sensitivity:50mV~100V
Trigger Mode: Auto/Normal/Single
Save: 2500 DSO waveforms
Maximum sampling rate:500MSa/S Software equivalent max sampling rate 500MSa/S
Auto configuration: Automatically set time base and vertical sensitivity
Automatic measurement function: Vpp, Vrms, Vavg, Vp, Vmax, Vmin, F, T, T +, T-, Du +, Du
Time base range:6ns~50S
Trigger slope: Rising / Falling
Rising time: less than 3nS
Coupling method: DC/AC
Voltage accuracy: 10%
Frequency accuracy:1%
Input impedance:1MΩ
Signal source output:
Sine wave/triangular wave: 10Hz to 100KHZ
Square wave: 10Hz~3MHz
Square wave duty cycle: 10%~90%
Output voltage: 0-3Vpp
Other parameter
Screen resolution:320*240
Display: 2.4 Inches TFT SCREEN
Display area: 50mm x 40mm
Back light: White, 8 levels of brightness
Battery: Lithium battery
Standby time: About 4 hours
Charging:DC5V/1A/2A
Auto shutdown: No operation for 15 mins
Size: 124x80x35(mm)
Weight: About 187g