Hacked Gadgets Forum

November 11, 2015

Analog Alarm Clock Siren Hack

at 5:17 pm. Filed under DIY Hacks, Electronic Hacks


Shake the Future shows us how to remove the internal buzzer of a small alarm clock and wire it to a much louder siren and strobe unit. This simple hack involves taking the small clock completely apart to get at the electronics that activate the internal buzzer. When the clock activates the alarm there is a small open relay that closes, with this wired in series with the siren the system is ready to test. After you are complete it will be hard to sleep through your ringing alarm again.



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