: The sound of a vintage twin-bell alarm clock hitting metal.
: An incredible resource for high-fidelity recordings. While many are for personal/educational use, their "clocks" and "alarms" categories are professionally recorded. Common Types of Alarm Sounds Free Alarm Sounds Wav Files
Depending on how you like to wake up, you might look for these specific WAV types: : The sound of a vintage twin-bell alarm clock hitting metal
: The classic "Beep-Beep-Beep" that is hard to ignore. Free Alarm Sounds Wav Files