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OWON Pen-type PC Oscilloscope

 - 25MHz bandwidth
- 100MS/s sample rate
- 5K record length
- FFT function
- Human engineering design

- Multi- action mode via creative trackball
- Multi- trigger option: edge, slope, and pulse
- 5mV micro signals supported
- USB bus powering, and optional USB isolated function
- Easy portability, pocket accommodated

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Product Details

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1. The full DSO in your pocket

Pen-type design with easy portability, the ideal solution for on-site measurement.




2. Designed to be easily- disassembled

Special metal material made probe- tip assures durable lifetime.



3. Ergonomic comfortability

Less touch-pressure from U-shape curved surface, long-time operation also could be one kind enjoyment.



The running/ stopping of Wave Rambler, is under the control of trackball.


The zero voltage position, horizontal trigger position, and voltage base / time base could be adjusted by rolling the trackball, which makes the device - operation more comfortable,  and convenient.


The waterdrop-shape button brings you into 4 control options - the setting of trackball function, single trigger, force trigger, and autoset.


4. UISO function

Creative USB isolation function fulfills direct device- powering via USB port, and supports floating measurement (isolation voltage upto 1000V), making the operation more user-friendly, assuring safer T&M environment, and decreasing the interference to micro signal- measuring to the minimum.




5. Quality DSO for you

Waveform recording/ replaying, FFT, and multi-trigger option available



  • RDS Track Ball setting  

  • RDS Brief Introduction  


Model RDS1021 RDS1021I
Bandwidth 25MHZ
Sample Rate 100MSa/s
Horizontal Scale (s/div) 5ns/div - 100s/div, step by 1 - 2 - 5
Rise Time ≤14ns
Record Length 5K
Vertical Resolution (A/D) 8 bits
Max Input Voltage 50V (DC + AC peak) 400V (DC + AC peak)
Vertical Sensitivity 5mV/div - 5V/div
Trigger Type Edge, Pulse, and Slope
Trigger Mode Auto, Normal, and Single
Acquisition Mode Sample, Peak Detect, and Average
Communication Interface USB 2.0 USB 2.0 (isolation)
Dimensions (W × H × D) 150 x 20 x 18 (mm)
Device Weight 0.27 kg


The accessories subject to final delivery.

  • Quick Guide
  • USB Cable
  • Grounding Clamp
  • Protection Cover
  • USB Flash Disk
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