Skill Builder: Advanced Arduino Sound Synthesis - Make:
One-transistor audio amplifier for Arduino projects | Bryan Duxbury's Blog
TONE AND FREQUENCY OUTPUT USING ARDUINO — Beste Saylar
Simple keyboard using the tone() function | Arduino
5 Tones, 1 Arduino | Hackaday
Tone() with 8-bit Volume Control - No Extra Components! | Arduino Project Hub
Tone on Multiple Speakers | Arduino Documentation
Sound distorts/clips when using the tone function. (SOLVED) - Audio - Arduino Forum
Tone Generator with Speaker - Arduino tutorial - Circuit diagram, Code and Video
Pitch follower using the tone() function | Arduino
GitHub - bhagman/Tone: A Wiring Library to produce square wave tones on arbitrary pins.
Playing Melodies on Piezo Buzzer using Arduino Tone() Function
Lab: Tone Output Using An Arduino – ITP Physical Computing
Playing tones on Multiple outputs using the tone() function | Arduino
Arduino Tone & MP3 Sound with No Shield | Web on Devices
Arduino Tut. #8 - Arduino Tone & Sounds - Super Mario Theme - YouTube
Lab: Tone Output Using An Arduino – ITP Physical Computing
Arduino Tone Music : 6 Steps - Instructables
Why does Arduino Tone example with 8 ohm speaker make USB port fail? - Arduino Stack Exchange
Current draw with speaker using ToneAC library - Hardware - Arduino Forum
Use tone() with Arduino for an Easy Way to Make Noise
How to Tone on Multiple Speakers in Arduino
