Product Description:
1: Firmware upgrade
2: small size
3: Self-strap PWM signal
4: Easy to carry
5: One-button reset button
 
This FNIRSI 138PRO portable oscilloscope is small, and this oscilloscope is only 65 * 60 * 18mm, which is more suitable for carrying it with traditional oscilloscope. If you're looking for new oscilloscopes, try this product, it won't let you down.
Features:
Portable oscilloscope: This oscilloscope is smaller than the traditional oscilloscope and is more suitable for carrying it.
One-button automatic adjustment: One button automatically sets all parameters and fast waveform measurements. Long press the auto button quickly calibrate the baseline.
Three trigger modes: Test a single trigger mode of a non-periodic signal, the automatic trigger mode of the test cycle analog signal and normal trigger mode for testing digital logic signals.
PWM square wave output: This oscilloscope has a PWM square wave output function with a frequency range of 0-80 kHz, a duty cycle of 0-100%.
Application is widely used: This oscilloscope is suitable for automotive maintenance, DIY, home appliance repair, experimental teaching, etc.
 
Parameter
Sample rate: 2.5ms / s
Bandwidth: 200khz
voltage range:
X1: ± 40V (VPP: 80V)
X10: ± 400V (VPP: 800V) (Type3 & 4 only)
Trigger mode: single, automatic, normal
Coupling mode: AC / DC
PWM output: 3.3V
Frequency: 0-80khz
Duty cycle: 0-100%
Packing size: 65 * 60 * 18mm / 2.6 * 2.4 * 0.8in
 
 

  •  Customer satisfaction is our top goal. We believe our items are so outstanding. All products are quality checked. They are new and in good condition when shipped to our customers. We are convinced you will be happy with your Purchase.

     

  • If product is defective or damage upon arrival, or wrong product shipped, please contact us immediately. Returns accepted within 30 days of delivery date and item must be in original new condition.

     

  • Please contact us first if you have any problems/questions/concerns. We will be happy to resolve any issues you may have in a cordial and friendly manner.

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  • If the item is defect when you receive it or you are not satisfied with it, please return it within 30 days for a replacement or money back. But the items must be back in factory condition. Please contact us and double check the return address before you return it.
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