E-One Science & Technology Co., Ltd.| Manufacturer
E-One Science & Technology Co., Ltd.

China Manufacturer with main products: Multimeter, Clamp Meter, Oscilloscope, Insulation Tester, Megohmmeter, Air Cushion Machine, Air Cushion Bag, Smart Scoket

Home  >Products Catalog > ET521S 50MHz Scope meter Color handheld Oscilloscope

ET521S 50MHz Scope meter Color handheld Oscilloscope

FOB Price: 158.00 - 168.00 USD/Carton
Supply Ability: 10,000 Set/Sets per Month
Payment Terms: L/C, T/T, Western Union
In Stock
Export Markets: North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
Place of Origin: Guangdong in China

Quick Details

  • Model Number: ET521S
  • Brand Name: E-One



  • 50MHz digital storage oscilloscope (DSO)

  • 10Hz~156kHz function signal generator (DDS)

  • "Help window" for operation instruction

  • Automatic display of measured waveforms and automatic zero adjusting

  • Digital readout of Vp-p, +Vp,-Vp, f, T, dV and dt 

  • Memory/readout of up to 40 DSO waveforms

  • Generate sine wave, triangular wave, sawtooth wave and square wave signals

  • Use internal 200μS/400μS to test square waves, facilitate the detection of HOT type inter-turn faults ringing signal

  • Auto shutdown/Keep working

  • 320X240 3.5-inch color LCD display with LED backlight

  • Built-in 2300mAh lithium rechargeable battery pack and equipped with AC power supply adapter for external power source



Analog   bandwidth

DC~50MHz probe X10; DC~5MHz probe X1 (3db bandwidth, sine wave   response)

Maximum real-time sampling rate


Vertical resolution

8 bits

Coupling mode



Vertical ±4div; horizontal 12div

Vertical sensitivity range

10mV/div ~ 50V/div 1-2-5 10mV/div~50V/div 1-2-5 binary switch

Time base range

5ns/div~2.5s/div 1-2.5-5 binary switch

Vertical amplitude accuracy

±(5% + 0.1div)

Time base accuracy

±(0.01% + 0.1div)

Automatic zero correction


Measurement mode

Regular, single

Trigger level

±3.8div (0.04div per step)

Single trigger slope selection

Rising/falling edge

Trigger position adjustment

±3.8div (0.04div per step)

Automatic setting

Automatically set time base and vertical amplitude

Cursor measurements

dV, dt,

Automatic measurements

Vp-p, +Vp, -Vp, f, T

Automatic measurement accuracy

±(5% + 0.1div)

Waveform interpolation


























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