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Digital Timer Alarms

5-20 minuts timer circuit using IC 555

Last Updated on: April 16, 2022 by Apichet Garaipoom
5-30 minuts timer circuit using IC 555

This is timer circuit uses a 555 IC timer. it small,compact,portable. For the snooze alarm by buzzer when some 5 to 30 minutes. It make easy with pcb layout

Categories Controls & Timers, 555 Timer Tags Digital Timer Alarms 37 Comments

CD4060 Timer Control Circuits with alarm, 19 seconds to 5 hours

Last Updated on: June 20, 2022 by Apichet Garaipoom
4060 timer control relay, 19s,4h, 5 hours

This is IC 4060 Timer circuit. When rises time that is set, Suppose set 5 minutes time. after all time to 5 minutes. the circuit will emit a sound of buzzer once. […]

Categories Controls & Timers Tags IC-4060, Electronic buzzer, Digital Timer Alarms 17 Comments

LM8365 alarm digital clock for beginners

Last Updated on: November 23, 2021 by ElecCircuit.com
LM8365 alarm digital clock for beginners

The digital clock circuit board using LM8365,alarm and relay control, alert 2 times in 24 hour,backup battery power outage. Show dates, months or seconds […]

Categories Digitals & Microcontrollers, Controls & Timers Tags Standard digital clock, Digital Timer Alarms 4 Comments

LM8560 Digital clock circuit diagram with alarm

Last Updated on: May 19, 2022 by ElecCircuit.com
Cheap Digital time clock with alarm circuit by LM8560

The digital clock circuit that electronic amateurs are most interested. And The clock ICs that most popular are LM8361, MM5387, […]

Categories Controls & Timers Tags Standard digital clock, Digital Timer Alarms 36 Comments

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