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DSO138 Soldered Pocket Size Digital Oscilloscope Kit DIY 200KHz + Free Acrylic Case

(4 customer reviews)


DSO138 2.4″ TFT Handheld Pocket-size Digital Oscilloscope Kit 1Msps
This DSO138 digital oscilloscope kit adopts ARM Cortex-M3 processor and with 2.4-inch TFT screen. It’s easy and reliable for circuit operation. It can display frequency, period, pulse width, duty ratio, MAX./MIN./AVG./Peak-Peak/virtual values.
  • This kit uses ARM Cortex-M3 processor (STM32F103C8), and includes a 2.4-inch color TFT display screen, can be used as ARM test development board.
  • Can be secondary development on the basis of this kit, for example, it can be changed to Millivoltmeter, data loggers.
  • Adjustable vertical displacement.
  • With automatic, regular and one-shot modes, easy to capture the moment waveform.
  • Available rising or falling edge trigger.
  • Observable previous trigger waveform (negative delay).
  • Can freeze at any time waveform display (HOLD function).
  • Comes 1Hz /3.3V square wave test signal source.
  • With waveform parameter digital display, including frequency, period, pulse width, duty ratio,  MAX./MIN./AVG./PeakPeak/virtual values.
  • Waveform storage function: will not lose the waveform after power off.
  • Short-circuit and open-circuit detection: can help the user find out the soldering error.
  • Maximum Real-time Sampling Rate: 1Msps
  • Accuracy: 12Bit
  • Sampling Buffer Depth: 1024 bytes
  • Analog Bandwidth: 0-200KHz
  • Vertical Sensitivity: 10mV / Div – 5V / Div (1-2-5 progressive manner)
  • Input Impedance: 1MΩ
  • Maximum Input Voltage: 50Vpp (1: 1 probe), 400Vpp (10: 1 probe)
  • Coupling Modes: DC / AC / GND
  • The Horizontal Time Base Range: 10μs / Div – 50s / Div (1-2-5 progressive manner)
  • Supply Voltage: DC 9V
  • PCB Size: 117 * 76mm / 4.6 * 3in
  • Screen Size: 52 * 40mm / 2 * 1.57in
  • Weight: 119g
Package List:
  • 1 * DSO138 soldered Oscilloscope (soldered)
  • 1 * Probe
  • User Manual(English)
  • Acrylic Case (Enclosure Box) – Free

Based on 4 reviews

5.0 overall

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  1. gamal

    1-best value of money
    2-great for Hobbyists
    3-great as a 2nd oscilloscope for professionals


  2. gamal



  3. Ahmed Sherif (verified owner)

    Very useful i recommend it specially for begginers

    Ahmed Sherif

  4. Omar almorshedy (verified owner)

    best value of money

    Omar almorshedy