Multi-Switch Relay Control with EX-OR Gates

relay control with ex or gate

Many electronics enthusiasts love to design their custom control circuits. Today, we’re exploring an interesting circuit that accomplishes single relay control through multiple switches. This circuit accomplishes this achievement and introduces the utilization of EX-OR gates within control systems. Check out the article on “How to make relay switch circuit” Before we delve into the circuit’s details, let’s first understand what an EX-OR gate is. Exclusive OR Gate An exclusive OR gate, often abbreviated as EX-OR performs the following logic “The output of a 2-input Exclusive OR gate assumes the…

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Simple Intruder Alarm Circuit

receiver unit of intruder alarm circuit

In a world where safety and security are a major concern, imagine having a reliable intruder alarm system that can offer peace of mind. Here is a simple intruder alarm circuit that does not need a deeper understanding of electronics. These homemade security solutions are cost-effective also. So, if you are a DIY enthusiast or just curious about creating your own security setup. Here is a customized intruder alarm circuit that suits your needs perfectly. Let’s dive into its description and working methodology. Circuit Description of Intruder Alarm Circuit The…

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Exploring the ICL8038: Building an Audio Function Generator Circuit

audio function generator circuit

Introduction: In the world of electronics, different types of waveforms are essential for testing various circuits. A sine wave signal is commonly used for assessing linear circuits such as amplifiers and filters. In contrast, a square wave input becomes crucial when testing digital circuits like flip-flops, counters, and registers. In this article, we’ll delve into constructing and operating an audio function generator utilizing the specialized integrated circuit, ICL8038. Notably, this audio function generator circuit offers not only sine and square waves but also triangle waves. Circuit Description and Operation of…

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Making Your Own Dual-Tone Doorbell Circuit Diagram

dual tone doorbell circuit diagram

Imagine opening the door to a gentle ding-dong sound that evokes the charm of classic electric bells. With our simple tutorial, you can create a simple yet attractive dual-tone doorbell circuit diagram that generates this lovely sound. Let’s plunge into the details of the circuit. Description of Dual-Tone Doorbell Circuit Diagram Our inventive dual-tone doorbell circuit diagram is assembled around the versatile IC CD40106, also known as a hex Schmitt-trigger inverter (referred to as U1). For precise triggering and to prevent any unintended activations, we’ve cleverly integrated an R-C filter…

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How to: AC Voltage Measurement using Arduino without Transformer

ac voltage measurement using arduino without transformer

In electronics, Arduino has reshaped how we tinker with technology. Voltage measurement is a core aspect, but dealing with AC voltage adds complexity, especially without a transformer. Usually, transformers isolate high AC voltages for measurement. But when space or components are limited, Arduino offers an alternative. In this article, we’ll unravel measuring AC voltage using Arduino without the bulky transformer. Component Requirements for AC Voltage Measurement using Arduino without Transformer Arduino Board x 1 Grove- AC Voltage Sensor x 1 I2C LCD x 1 Circuit Description of AC Voltage Measurement…

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Building a Programmable Touch Power Supply Circuit

Building a Programmable Touch Power Supply Circuit

Today, many gadgets use touch control – a simple touch makes things happen and adds a modern touch. People who enjoy electronics are creating their power supplies with LM317 variable IC regulators and special switches for power adjustments. There’s a cool project here called the “Programmable Touch Power Supply Circuit” It’s not just a regular power supply – it has touch magic. You can change settings by touching it, mixing tech with simplicity. Imagine devices without buttons – this project uses touch sensors. No searching for buttons – just touch…

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Optimizing Speaker Performance with Woofer and Tweeter Matcher Circuit

woofer and tweeter matcher circuit diagram

Discover how a woofer and tweeter matcher circuit enhances audio systems by producing balanced sound. Learn how specialized components optimize low and high frequencies, leading to an enjoyable listening experience. Introduction: A speaker’s frequency response plays a crucial role in delivering high-quality sound across the audible spectrum. However, not all speakers can reproduce frequencies uniformly, leading to an imbalanced sound output. To overcome this challenge, audio systems incorporate specialized components known as woofers and tweeters, each optimized for handling specific frequency ranges. Woofer and Tweeter Function: Woofer: A woofer is…

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How to Design Power Supply for Electronics Systems

DIY power supply circuit for project

Introduction to Power Supply for Electronics Systems A power supply plays a crucial role in the functioning of electronic systems. Most digital integrated circuits (ICs) require a ±5V supply, while linear ICs such as op-amps and special-purpose ICs need ±15V supplies. In this article, we will discuss a power supply that provides ±5V and ±15V outputs. The Power Supply Circuit: The block diagram of a typical power supply is illustrated in Figure 1. Figure 2 presents the schematic diagram of the power supply, designed to deliver an output voltage of…

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Frequency Shift Keying Demodulator Circuit

Frequency shift keying demodulator circuit

Frequency Shift Keying (FSK) plays a significant role in the field of computer peripheral and wireless communication, facilitating the transmission of binary data or code. This technique involves the manipulation of a carrier frequency, which undergoes precise shifts between two pre-established frequencies. The utilization of FSK allows for efficient and reliable data transfer. Description of Frequency Shift Keying Demodulator Circuit An area where FSK finds particular utility is in demodulating signals, and the 565 phase-locked loop (PLL) serves as an excellent tool for FSK demodulation. In this context, a binary…

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Light-Sensitive Switch Circuit Using Op-Amp 741: A Comprehensive Guide

light sensitive switch circuit using opamp 741

The light-sensitive switch is an ingenious electronic device that responds to the intensity of light falling on it, enabling the automatic switching of lights. In this article, we will explore a simple, cost-effective, and user-friendly light-sensitive switch circuit utilizing the popular op-amp 741. This circuit operates based on light sensing, intelligently turning lights on or off according to the ambient light conditions. Description of Light Sensitive Switch Circuit using Op-Amp 741 To delve into the intricacies of this circuit, let’s divide it into two sections: the power supply and the…

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