A vehicle needs the correct type of battery to start the engine and run accessories. If you decide to get a battery meant for vehicles, there are so many options in the market that sometimes it is confusing. Well, we recommend getting the H7 battery to see how good it can be for your vehicle. Are you […]

Introduction Devices such as watches, toys, hearing aids, and calculators often need specialized battery types. The back of the battery will show numbers such as L1154F. If the current battery is dead, you should get a similar battery. However, what if the L1154F battery is unavailable at the store? What is the L1154F battery equivalent? […]

How to make an LM386 audio amplifier circuit The LM386 Op Amp is a low-voltage audio power amplifier IC that is incredibly popular in audio electronics. From hobby projects to commercial devices, the LM386 is known for its simplicity, efficiency, and ease of use. In this guide, we’ll explore everything you need to know about […]

Inverting and non inverting amplifiers with the LM741 opamp The LM741 operational amplifier (op-amp) is a general-purpose, high-gain voltage amplifier widely used in analog circuit applications. Introduced as part of the µA741 series, the LM741 remains popular due to its internal frequency compensation, ease of use, and reliability.It is commonly used in amplification circuits, signal […]

LM358 IC (Dual comparator) Basic Electronics In this article, we will explore the LM358 pinout, working principle, circuit applications, and equivalent alternatives. Whether you are an electronics hobbyist or an engineer, understanding how to use LM358 effectively will help you in designing efficient analog circuits. What is LM358? The LM358 is a widely used dual […]

All About IC ULN2003 The ULN2003 IC is a high-voltage, high-current Darlington transistor array that is widely used in relay control, stepper motor driving, LED matrix displays, and solenoid operations. It acts as a power interface between low-power microcontrollers and high-power loads, making it an essential component in Arduino, Raspberry Pi, ESP32, and STM32-based projects. […]

Introduction It is highly likely you have come across the LR41 batteries in watches, calculators, and other small electronic devices. These batteries are popular because of their overall performance and availability. So, you can expect to always have an option if you have to replace the worn LR41 batteries. If you are new to this […]

LM393 Comparator for Noobs (with test circuit) The LM393 comparator is a widely used dual differential comparator that plays a crucial role in various electronic applications, such as voltage detection, zero-crossing detection, and sensor signal processing. This article provides a detailed overview of the LM393, covering its working principle, pin configuration, circuit design, and practical […]