Having the doorbell ring just when you fell asleep, after your all-night soldering frenzy, can be a real annoyance. This simple project will allow you to turn off the buzzer or bell for 10 hours, allowing for a nice long nap. – Link
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Having the doorbell ring just when you fell asleep, after your all-night soldering frenzy, can be a real annoyance. This simple project will allow you to turn off the buzzer or bell for 10 hours, allowing for a nice long nap. – Link
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