- DDS Signal Generator Module Development Board : This versatile module can generate 2 sine waves and 2 square waves, making it ideal for various applications. It offers a frequency range of 0-40 MHz for the AD9850 sine waves and 0-1 MHz for square waves. Note that at frequencies above 20-30 MHz, harmonics may increase and waveform quality could degrade. However, using a 70 MHz low-pass filter greatly enhances the signal-to-noise ratio. - Adjustable Amplitude and Duty Cycle : The module features a dedicated pin for generating a DA reference, allowing for straightforward adjustment of output waveform amplitude. Additionally, the duty cycle of the square wave can be easily modified using a variable resistor. - Oscillator and Input Flexibility : The AD9850 model includes an active oscillator with a frequency of 125 MHz, while the AD9851 model operates with a 30 MHz oscillator. This module supports both parallel and serial data input, providing flexibility for various setups. - Compact Size : Measuring just 5 cm x 2.6 cm, this module boasts a compact design, making it easy to integrate into tight spaces or portable projects. Applications : - Ideal for testing and developing communication systems, ensuring precise signal generation for various frequencies. - Perfect for educational purposes, allowing students to experiment with waveform generation and analysis in electronics courses. - Great for use in audio electronics, where specific frequency generation is crucial for sound engineering applications. This module is an essential tool for engineers, educators, and hobbyists seeking reliable signal generation capabilities in a compact form factor.