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 […]
Universal Digital, Programmable Timers Circuits
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, […]
Accurate 24 Hour Timer Circuit
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, […]
Simple Egg Timer Circuit
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 […]
1 Hour to 5 Hour Customizable Timer Circuit
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 […]
Simple Delay ON Timer Circuit using Two BC547 Tansistors
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 […]