Product Name: DSO138 2.4" TFT Digital Oscilloscope Acrylic Case DIY Kit SMD Soldered

Product Description:
- This kit is designed for electronic production training and provides complete detailed descriptive information, including schematics, production guidance, instructions, troubleshooting methods, etc.
- It offers a diverse range of components for students to identify elements and practice inline element welding and soldering of SMD components.
- The kit allows students to create a practical tool for various applications such as audio and video synchronization, low-frequency switching power supply, infrared receiver transmitter signal waveform, etc.
- It effectively enables observation and measurement, increasing interest in learning and improving learning outcomes.
- The kit uses an ARM Cortex-M3 processor (STM32F103C8) and includes a 2.4-inch color TFT display which can be used as a test ARM development board.
- It is also suitable for secondary development based on available source code, allowing for customization of functions like Millivoltmeter or data loggers.
- The circuit is simple, reliable, and inexpensive.

Performance Specifications:
- 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)
- Adjustable vertical displacement, and with instructions
- Input impedance: 1MΩ
- Maximum input voltage: 50Vpp (1:1 probe), 400Vpp (10:1 probe)
- Coupling modes include DC/AC/GND
- Horizontal time base range: 10μs / Div - 50s / Div (1-2-5 progressive manner)
- Features automatic, regular, and one-shot mode for easy waveform capture
- Available rising or falling edge trigger
- Adjustable trigger level position, and with instructions
- Observable trigger waveform before (negative delay)
- Can freeze waveform display at any time (HOLD function)
- Comes with a 1Hz / 3.3V square wave test signal source

Note:
- This product is a soldered DSO138 2.4" TFT Digital Oscilloscope together with an acrylic case kit that needs to be assembled by the user.
- Package includes: 1 soldered DSO138 2.4" TFT Digital Oscilloscope, 1 acrylic case kit.

Refund Policy:
- All packages need to wait for 30 days (US only requires 7-10 days). Please take note of this. If it's less than 30 days, we cannot provide a refund.
- If the item is defective upon receipt or you are not satisfied with it, please return it within 14 days for a replacement or a refund. The item must be returned in its factory condition. Please double-check the return address before sending it back.
- If the item is found to be defective within 12 months, you can return it to us and we will send you a new replacement after receiving the defective item.

Shipping Information:
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We keep a close eye on consumer needs,offering continual innovation and product development and an ever-changing core product range.Each product undergoes rigorous development and testing,keeping quality and longevity in mind.In addition,our trained customer service team work hard to ensure that any queries are dealt with efficiently and strive to ensure that you are always provided with the highest level of customer support.

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We are happy to be able to offer our customers 60 day returns on our products.All items can be returned and a refund will be issued,provided they are returned within 60 days of receipt of purchase.In the unlikely event that you are not happy with your purchase please do not hesitate to contact our customer services team.

We offer at least 1 year guarantee on all of our products.