Making Delay Timers using NOT gates IC 4049

The post explains how accurate delay timers using NOT gates can be built easily with the help of ICs such as IC 4049 and generate reproducible delay features from these configurations. There are several situations when a switching delay is necessary. One of the ways of accomplishing this is to utilize an RC network and […]

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Simple Dark Room Timer Circuit for Photographers

A basic dark room timer circuit for photographers works on a solitary 1.5V cell and flashes a neon light is detailed below. As the time frequency are visible, it is quite simple to record time lapsed even in darkness. Transistor Tl actuates transistor T2 instantly. Output of the A transistor pair is within phase having […]

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Bedside Lamp Timer Circuit

  The bedside lamp timer circuit as depicted in the article is a useful energy saver as often a bedside lamp is used for reading is kept ON even when the reader is asleep this particular circuit automatically turns off after a given time T1. There are two push to on switches namely P1 and […]

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Programmable Timer Circuit for Fish Aquarium

This circuit of a flexible programmable timer circuit spelled out in this post was created by me. Let’s get more information about the request and the circuit details. So here’s the circuit that I invented for Programmable Timer Circuit for Fish Aquarium. As the term advise, the timer is rather adaptable and might be modified […]

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How to Make a Sequential Delay Timer Circuit

Within this publish we figure out how to create a basic sequential delay timer generator circuit that are available for obtaining a sequential initiating of a linked load, or may be basically utilized similar to a sequential LED bar graph impact generator, making use of only transistors. The Design The offered 2 LED sequential delay […]

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How to Calculate Timer Circuits using CMOS Gates

There are many occasions when a switching delay is required. One way of achieving this is to use an RC network and an inverter (see figure 1). This is quite practical and obvious as there are nearly always some gates “left over’ in a circuit. Unfortunately, every electronic component has a definite tolerance and so […]

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How to Build a Aquarium Fish Feeder Timer Controller Circuit

The submit reveals an aquarium feeder timer circuit which maintains a couple of nonstop procedures according to a fixed timing sequence by means of the particular pot controls.   As demonstrated in the suggested fish feeder timer controller circuit, N1, N2 and N3, N4 are the four NAND gates from the IC 4093, set up […]

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How to Build a Long Duration Timer Circuit Using Transistors

The content describes a very easy long duration timer circuit which utilizes merely a handful of transistors for the meant procedures. Long duration timer circuits usually include ICs for the processing because performing long duration delays consists of high precision and exactness which happens to be achievable only making use of ICs. Sometimes our very […]

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