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Simple Relay Delay Timer Circuits using IC 4001

Last Updated on December 7, 2021 by admin 2 Comments

All of the figures below demonstrate how CD4001B CMOS NOR gate ICs can be used to create highly reliable delay relay timer circuits, with time interval range from a few […]

Filed Under: Timer

Universal Digital, Programmable Timers Circuits

Last Updated on December 21, 2020 by admin Leave a Comment

The MC14541B (or 4541) is a low cost IC that occupies a CMOS timer consisting of a 16-stage binary counter, an internal RC-oscillator circuit and an automatic power-up reset circuit, […]

Filed Under: Timer

Accurate 24 Hour Timer Circuit

Last Updated on October 31, 2020 by admin Leave a Comment

The post explains a simple 24 hour precision timer circuit using just a couple of CMOS ICs, which can be used for switching ON or OFF any mains operated load, […]

Filed Under: Timer

Simple Egg Timer Circuit

Last Updated on March 30, 2020 by admin Leave a Comment

The article provides a simple egg timer circuit or a kitchen timer circuit which will sound a small in-built buzzer as soon the preset cooking time for the specific recipe […]

Filed Under: Timer

1 Hour to 5 Hour Customizable Timer Circuit

Last Updated on October 24, 2018 by admin 2 Comments

This circuit switches ON/OFF a load by means of an attached relay, that is triggered dependant upon the programmed time. As soon as the switch is powered to RUN, the […]

Filed Under: Timer

Simple Delay ON Timer Circuit using Two BC547 Tansistors

Last Updated on March 31, 2018 by admin 2 Comments

If you are looking for a delay ON timer circuit that may be really simple yet efficient, then this tiny design will help you achieve the requirement. Using only BJTs […]

Filed Under: Timer

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