12$ signal generator using Arduino and AD9850 - electronics-lab [Rik]
DIY Arduino Waveform Generator or Function Generator
Technoblogy - Tiny Function Generator
Arduino Powered Portable Function Generator | Hackaday
DIY Arduino Waveform Generator or Function Generator
DDS sine signal generator for AM modulation from 1 Hz to 40 MHz with an AD9850 or AD9851, an ATmega328, and an Arduino firmware | Electronics and Mechanics for Hobbyists
Function Generator (Sine, Triangular, Chainsaw, 32 kHz Max) - Hackster.io
Arduino – Si5351 Powered Signal Generator | WB8NBS
Building a Simple Function Generator with an Arduino
Arduino Powered Portable Function Generator | Hackaday