DSO138 2.4-inch TFT Digital Oscilloscope Kit The DSO138 digital oscilloscope kit is a DIY portable oscillator kit integrated with an ARM Cortex-M3 processor (STM32F103C8) and includes a 2.4-inch color TFT display screen, that can be used as the ARM test development board. This DSO138 Oscilloscope Kit features automatic, regular, and one-shot modes, easy to capture the moment waveform. It's easy and reliable for circuit operation. This digital Oscillator kit can display frequency, period, pulse width, duty ratio, MAX./MIN./AVG./Peak-Peak/virtual values. This boost converter is a great match for the DSO138 oscilloscope kit. It can be connected directly to the DSO138 motherboard(not included). Features: This DSO138 oscilloscope uses an ARM Cortex-M3 processor (STM32F103C8) and includes a 2.4-inch color TFT display screen. Adjustable vertical displacement, and with instructions. It can be a secondary development based on this kit, like it can be changed to a Millivoltmeter, or data logger. Comes 1Hz /3.3V square wave test signal source. Available rising or falling edge trigger. With waveform parameter digital display, including frequency, period, pulse width, duty ratio, MAX./MIN./AVG./Peak-Peak/virtual values. With automatic, regular, and one-shot modes, easy to capture the moment waveform. Observable previous trigger waveform (negative delay). Can freeze at any time waveform display (the HOLD function). Also, check the Acrylic Case Shell for DIY DSO138 Oscillator Kit specially designed DIY acrylic case for this oscilloscope. Applications: Designed for circuit operation. Suitable for frequency analysis tasks. Ideal for signal analysis and troubleshooting with automatic, regular, and one-shot modes. Easy to capture moment waveforms. Useful for learning about waveforms and electronic signals. Can be used as an ARM test development board. With the boost converter, it can be transformed into a portable oscillator.

Oscilloscope Probe 1.5M BNC Male to Dual Alligator Clip The 1.5M BNC Male to Dual Alligator Clip Oscilloscope Test Probe Lead Cable, is a reliable solution for electronic testing. This cable is not just a tool; it's a combination of features designed to meet the needs of both beginners and experienced users. This product guarantees the highest quality and durability. Its BNC connector technology provides a stable connection, ensuring accurate measurements every time. The Male to Dual Alligator Clip design offers versatility and ease of use, making it suitable for a wide range of applications. Crafted with precision, this cable is a testament to good quality and durability. Its user-friendly design allows for quick and secure attachments to various points in a circuit. Whether you're a hobbyist or a professional, this cable is an essential tool for your electronic testing needs. Features: Easy to use. Good quality product User-Friendly Design Durable Construction Applications: Electronic circuit testing and troubleshooting Signal analysis and waveform observation Educational purposes in electronics laboratories or classrooms DIY electronics projects and experimentation Quality assurance and testing in manufacturing processes

Owon SDS 1022 20 MHz Digital Storage Oscilloscope The Owon SDS1022 Digital Storage Oscilloscope features 2 channels, up to 100MS/s real-time sample rates, maximum 20MHz bandwidth. The SDS1022 offers a 7-inch color LCD screen with 800x600 resolution. The SDS1022 has a ultra-thin body at only 70mm deep for portability, and it offers a 10K record length per channel of memory. Also, Shop the SPE3102 Owon DC Power Supply for stable performance. Features: Large display 7’’ high resolution LCD brings more waveform data-fulfilling better visual effect. Friendly UI interaction Easy-accessible operation menu gets you to the result conveniently. Windows extension The function facilitates the observation of abnormal signal from full waveform. Snapshot One click, all measurement value comes from 30 auto-measurement options. Application Circuit Design & Debugging: Ideal for analyzing and troubleshooting analog and digital waveforms in microcontroller, amplifier, and sensor circuits. Education & Lab Work: Perfect for classroom environments and beginner labs, providing hands-on training in waveform measurement and signal behavior. Embedded System Development: Useful for monitoring MCU outputs, serial communications (UART, I²C, SPI), and power-supply waveforms during prototyping. Industrial Maintenance: Suitable for field technicians diagnosing control systems, power electronics, and automation interfaces. Hobbyist Projects: Compact and affordable-great for makers working on Arduino/Raspberry Pi projects, robotics, and DIY gadgets requiring waveform capture.

Owon SDS 1102 100 MHz Digital Storage Oscilloscope The Owon SDS1102 Digital Storage Oscilloscope 100 MHz offers a 7-inch color LCD screen with 800x600 resolution. The SDS1052 has a ultra-thin body at only 70mm deep for portability, and it offers a 10K record length per channel of memory. Also, order the SPE3102 Owon DC Power Supply – Perfect for testing! Features: 100 MHz Dual-Channel Bandwidth: Captures signals up to 100 MHz with a 1 GS/s sample rate per channel for accurate waveform analysis. Large 7-inch High-Resolution LCD Display: Features an 800 × 480 color screen for clear, detailed waveform visualization. Compact and Lightweight Design: Portable and slim build, ideal for both lab and field applications. Advanced Measurement and Math Functions: Supports over 30 automatic measurements with math operations like addition, subtraction, multiplication, division, and FFT. USB Connectivity: Includes USB-A and USB-B ports for easy data transfer and remote control. Versatile Trigger and Memory Options: Offers Edge/Video triggers, single-shot capture, and up to 10 kpts memory depth for waveform recording. Applications: Circuit Design and Troubleshooting: Ideal for analyzing and debugging analog and digital circuits. Educational and Training Labs: Perfect for learning waveform behavior, timing, and basic electronic principles. Embedded System Development: Monitors microcontroller outputs, communication interfaces, and power signals. Industrial Maintenance and Diagnostics: Used for testing control systems, machinery, and automation equipment. Hobbyist and DIY Electronics: Great for makers working on Arduino, Raspberry Pi, robotics, and IoT projects.

SmartElex 9V-12V DC XR2206 High Precision Signal Generator SmartElex 9V–12V DC XR2206 High Precision Signal Generator is a versatile waveform source designed to generate stable and accurate test signals for electronic circuits. This signal generator is ideal for students, hobbyists, engineers, educators, and startups who need a reliable way to produce reference signals for circuit testing, audio development, oscilloscope calibration, or general laboratory experimentation. It helps users troubleshoot, prototype, and validate designs without the need for expensive benchtop function generators, making it a practical tool for learning and development environments. Powered by the XR2206 IC, this XR2206 function generator can be used for robotics, IoT systems, automation equipment, audio testing, and embedded electronics where controlled waveform inputs are required. It works well alongside microcontroller platforms like Arduino, Raspberry Pi, and ESP32 as a standalone signal source to simulate inputs and support performance tuning. With its adjustable parameters and dependable output, it provides an accessible way to strengthen understanding of signal behavior, frequency control, and waveform characteristics during hands-on project work. Features: Generates multiple waveform types for testing and experimentation Based on the XR2206 IC for stable, high-precision signal output Adjustable frequency and waveform settings for versatile use Suitable for circuit debugging, oscilloscope calibration, and audio testing Works as a standalone tool or alongside Arduino, Raspberry Pi, and ESP32 Ideal for labs, classrooms, prototyping, and embedded development projects

MetroQ MTQ1515 DDS Signal / Function Generator with Counter with USB- 15 Mhz Arbitrary Waveform Generator adopts large scale FPGA integrated circuit and high-speed MCU microprocessor. The internal circuit adopts the active crystal oscillator as the benchmark. So the signal stability is greatly strengthened. Using Dual-channel DDS signal and TTL electric level output to generate precise, stable, low distortion output signal. includes Sine wave, Square wave, Triangle wave, Saw tooth wave, Pulse wave, white noise, user-defined waveform etc. each channel can be independently set the parameters. With linear sweep(Max. up to 999.9s) and logarithmic frequency sweep functions. Has a frequency measurement, period measurement, positive and negative pulse width measurement and counting function. Storage feature: You can store 99 groups instrument state parameters set by the user, can be called up to Reproduce. The frequency output of Sine wave can be up to 15MHz. 200MSa/s sampling rate. It has 60 positions for saving user-defined waveform. Waveform Length of each one is 2048 and vertical resolution is 14 bits This Signal Generator is the ideal instrument for electronic engineering, laboratories, production lines, teaching and scientific research. Key features: Uses advanced FPGA and a speedy microprocessor. Ensures signals are steady and reliable with active crystal oscillator. Generates a wide range of waveforms, including sine, square, triangle, sawtooth, and pulse waves. Features two independent channels to set different parameters. Measures frequency, period, pulse width, and even counts pulses. You can store up to 99 different setups and 60 custom waveforms. And each with a resolution of 2048 points and 14-bit detail. Handles sine wave frequencies up to 15 MHz, with the same range for square and triangle waves. Handles pulse frequencies up to 6 MHz. Offers both linear and logarithmic frequency sweeps, up to 1,000 seconds.

MKS OSC V1.0 Stepper Motor Drive Simple Controller Pulse PWM Signal Generator Module Speed Control 8-24V This MKS OSC Stepper Motor Controller Pulse PWM Speed Reversing Module generates pulses that are used as a signal for stepper drivers. The stepper motor must be equipped with a driver in order to be controlled. The module can be used to create a simple control platform by combining an Easy controller, stepper driver ,stepper motor and DC power . This controller has three frequency modes; High mode goes from 5.4KHz to 160KHz, Medium mode goes from 540Hz to 16.6KHz and Low mode goes from 80Hz to 2.4KHz. It also has three PWM modes; High mode goes from 7.4 KHz to 11KHz, Medium mode goes from 780Hz to 1.2KHz and Low mode goes from 100Hz to 160KHz. Different stepping motor driver different port sign, but same function EN=ENA=FREE   Enable PUL=PULS=CLK  Pulse DIR=CW=CWW    Direction Common anode connection (connect with B) EN+  PUL+   DIR+  all link together  to common  anode port EN- connect to    EN PUL- connect to  CLK DIR- connect to   DIR Common cathode connection (connect with B) EN-  PUL-   DIR- all link together  to  common cathode port EN+  connect to    EN PUL+ connect to  CLK DIR+ connect to   DIR

Si5351A Clock Signal Generator Module The Si5351A clock generator is an I2C controller clock generator. It uses the onboard precision clock to drive multiple PLLs and clock dividers using I2C instructions. By setting up the PLL and dividers you can create precise and arbitrary frequencies. Outputs are 3Vpp, either through a breadboard-friendly header or, for RF work, an optional SMA connector. Pinout: Pinout Si5351A Clock Signal Generator Module Applications : HDTV, DVD/Blu-ray, set-top box Audio/video equipment, gaming Printers, scanners, projectors Residential gateways Networking/communication Servers, storage XO replacement

SmartElex TLC-555 PWM Output Generator Board SmartElex TLC-555 PWM Output Generator Board is a compact and efficient module designed to generate Pulse Width Modulated signals without the need for a microcontroller. This PWM generator helps users control the speed, brightness, or intensity of electronic components through a simple adjustable interface, making it ideal for students, makers, engineers, educators, and startups who want to experiment with signal control without programming. It’s a practical tool for learning, prototyping, and testing circuits where reliable PWM output is needed. As an adjustable PWM generator, this board is useful in robotics, IoT devices, automation projects, motor speed control, LED dimming, and bench testing. It can be used independently or alongside development boards like Arduino, Raspberry Pi, and ESP32 as a supporting module for signal input or tuning. Its stable operation and accessible layout make it easy to integrate into project builds, providing a straightforward way to produce controlled PWM signals for both experimentation and real-world applications. Features: Generates PWM signals without needing a microcontroller Based on the TLC555 timer IC for stable PWM output Adjustable duty cycle for tuning speed, brightness, or intensity Works as a standalone signal source for testing and prototyping Compatible with Arduino, Raspberry Pi, ESP32, and other systems Ideal for motor control, LED dimming, and automation projects

XR2206 High Precision Function Signal Generator DIY Kit The XR2206 High Precision Signal Generator DIY Kit is a compact and reliable solution for anyone looking to generate accurate sine, triangle, and square waveforms for testing, experimentation, or DIY electronics projects. Designed around the XR2206 IC, this kit lets you create frequencies ranging from 1Hz to 1MHz with smooth adjustability for both amplitude and frequency. Whether you're a beginner learning signal generation or an enthusiast building your own lab setup, this kit is easy to assemble thanks to its through-hole components and neatly designed layout. What makes this kit even more appealing is the included acrylic case, which provides protection while keeping the internal circuitry visible. The generator supports both 9V–12V external power and standard 9V batteries, making it versatile for bench setups as well as portable use. With stable performance, fine/coarse tuning controls, and clean waveform output, it’s perfect for students, hobbyists, and DIY engineers. Features: Generates high-quality sine, triangle, and square waveforms suitable for electronics testing and experimentation. Offers a wide frequency range from 1Hz to 1MHz, making it ideal for both low-frequency and high-frequency applications. Provides adjustable frequency and amplitude with separate coarse and fine tuning for precise control. Supports a wide 9–12V power input, including 9V battery operation (battery not included). Includes only through-hole components, ensuring easy assembly even for beginners. Comes with a transparent acrylic enclosure to protect the circuit while keeping the design visible.