cigarette Correspondent Marine arduino uno signal generator in the meantime snowman feasible
InvIoT.com - Wave Generator - Signal Generator (arduino compatible)
Arduino Sinewave Generator | Arduino Project Hub
Technoblogy - Tiny Function Generator
Arduino frequency generator | Arduino square wave generator | diy function generator - YouTube
Build your own Function Generator with Arduino and AD9833 DDS Function Generator Module
Arduino Tone Generator – Simple DIY Electronic Music Projects
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