Description. The circuit given here is of a simple H bridge motor driver circuit using easily available components. H Bridge is a very effective method for driving motors and it finds a lot of applications in many electronic projects especially in robotics. The circuit shown here is a typical four transistor H Bridge. The diodes […]
Stereo sound level meter / Stereo VU meter Description. The circuit shown here is of a stereo sound level indicator/VU meter  using the IC TA7666P from Toshiba. The TA7666P consists of 2 inverting amplifiers, ten comparators and a reference voltage generator. The turn on levels for TA7666P are 5dB, 5dB, 3dB, 3dB and has a
Introduction Since the early 70’s video games have been a great entertainment for all of us. With the recent boom in technology, computer graphics has been so advanced that graphic games are being introduced into the real world surroundings. The photo reality is mind boggling to such an extent that you feel that the games
Description. Here is the circuit diagram of a simple 3 channel audio splitter based on the IC NE5532. NE5532 is a dual internally compensated low noise opamp from Fairchild semiconductors. It has a high small signal and power bandwidth, making it well suitable for high quality audio applications. Here the IC1 is wired as a
Apply for Technical Assistant and Project Design Engineer Post at IIT – Bombay Note: This Job Oppurtunity is for Indian Citizens. Job Title: Project Design Engineer Qualifications: Preferably B.E in ECE, CSE, IT, E&I. Applicants must be familiar with Electronic hardware design , Image processing. No.Of Openings: 2 Pay Scale: Rs. 16000 to 22000 Job
Description. Many low pass filter circuits for subwoofer are given here and this is just another one. The circuit given here is based on the opamp TL062 from ST Micro electronics. TL062 is a dual high input impedance J-FET opamp which has very low power consumption and high slew rate. The opamp has excellent audio
Here is a remote operated spy robot circuit which can be controlled by using a wireless remote controller. It can capture audio and video information’s from the surroundings and can be sent to a remote station through RF signals. The maximum range is 125 meters. It overcomes the limited range of infrared remote controllers. This
Application Engineer Post at KLA Tencor Corporation KLA Tencor corporation is the worlds leading supplier of process control and yield management solutions for semi conductor and other micro electronics industries. KLA Tencor was formed in 1997 with the merger of then leading semiconductor companies KLA and Tencor (both companies formed individually in 1976). Their clientele
KIOCL (Formerly Kudremukh Iron Ore Company Limited) is a Government of India Enterprise established in 1976 to develop mine and plant facilities. Located in Kudremukh, at the state of Karnataka, a place known for its large collection of iron ore. KIOCLÂ is engaged in the business of manufacturing and exporting high quality Iron Oxide Pellets
Remote Control Circuit Through Radio Frequency Without Microcontroller Description This is a simple type remote control by using RF communication without microcontroller. In this project a remote has been designed for various home appliances like television, fan, lights, etc. It gives lot of comfort to the user since we can operate it by staying at
“PYROS 2k11†–  A  National Level Technical Extravagance is scheduled to take place on 10th & 11th of January 2011 at  MANGALAM COLLEGE OF ENGINEERING,Kottayam (Ettumanoor). The event is organised by the Department of Computer Science & Engineering. The public figure who will be the centre of attraction is former chairman of ISRO, Sri G
What is a Microcontroller? PS: This post is the continuation of the post INTRODUCTION TO PIC. A microcontroller is a single chip microcomputer made through VLSI fabrication. A microcontroller also called an embedded controller because the microcontroller and its support circuits are often built into, or embedded in, the devices they control. A microcontroller is
2010 has just passed and 2011 has already begun 🙂 CircuitsToday.com is wishing you all a prospserous and happy new year. May this new year make your dreams come true, may you all prosper in your studies, profession, research and other projects. For new year we have a small gift to all our readers 🙂
Related Articles 1. BASICS OF MICROCONTROLLER 2. Basic of PIC 3. INTRODUCTION TO PIC 167F877 4. PIC 16F877 – ARCHITECTURE AND MEMORY ORGANIZATION 5. REGISTER MEMORY ORGANIZATION IN PIC 16F877 6. PIC PROGRAMMING INSTRUCTION SETS Microchip Corporation manufactured a series of microcontroller chips named as “peripheral interface controller†or simply called as PIC (also called
Apply for Research Assistant & Technical Assistant Post in NIT Tiruchirapally We are starting this with an opening in National Institute of Technology,Tiruchirapally – India. Post: Research Assistant Eligibility: M.E/M-Tech (Electrical & Electronics Engineering, Electronics & Communication, Civil, Computer Science) Post: Technical Assistant Eligibility: Diploma in (Electrical & Electronics Engineering, Electronics & Communication, Civil, Computer
Hello Readers and Friends of CircuitsToday, First of all we wish you a very happy new year. Let 2011 be your dream year, which cherishes all your beautiful dreams. Kingston-8GB-Pen-Drive We have been conducting a contest till December 24th, hope you all came to knew about it. The contest was -Â “Suggest a Topic Idea
We have always thought of aeroplanes as the fastest mode of transportation. As it travels thousands of miles in an hour we do not mind the flight delays and also the risk in flying. There is no other alternative to planes that can travel such a great distance in minimum amount of time. Buses, cars,
Hi to all Engineering College Students/Professors/Alumni, Greeting from CircuitsToday 🙂 We are now giving all Engineering colleges/students an oppurtunity to promote Technical events happening in their institutes. This oppurtunity is not limited to Engineering students alone, any one from an institute for Electronics or any company/organisation working in electronics industry can list an event here
This article is submitted by one of our readers: Dan Davies All the content and photographs used in this article has been sent to us by Dan. He told us this would be a good project idea for the readers of CircuitsToday and we also think alike. Thanks Dan Davies for your kindness to share
An open letter to all readers of CircuitsToday. Can you suggest a topic idea to publish in CircuitsToday ? You can suggest any topic related to Electronics. You can put in your suggestions as comments below. Note: If you dont see comment option Follow this link :https://circuitstoday.com/suggest-a-topic-to-publish We will work on your topic ideas and
Gallium Arsenide (GaAs) Fabrication Techniques: This article is used to describe the basic fabrication methods of Gallium Arsenide (GaAs), mainly using LEC Growth process. Various methods are used for the fabrication of Gallium Arsenide (GaAs). Out of all the methods, the main growth technique that is used is the liquid-encapsulated Czochralski (LEC) growth of GaAsÂ
Metal Semi-conductor FET (MESFET) This article briefly describes the structure of MESFET , its comparison with MOSFET, D-MESFET and E-MESFET, circuit symbols, and also the characteristics of Schottky Barriers. A post on MESFET has already been discussed. TAKE A LOOK : MESFET This post also gives a brief description of MESFET and the main classification
Gallium Arsenide (GaAs) Devices In this article, the first and second generation types of Gallium Arsenide (GaAs) devices are explained. During the last few years a number of different devices have been developed. MESFET was regarded as one of the earliest type of GaAs devices. The so-called ‘first generation’ of GaAs devices includes: Depletion-mode metal
Description. The circuit diagram shown here is of a 10V switching regulator based on the LM5007 from National Semiconductors. The LM5007 is an integrated step down switching regulator which has all necessary systems required for making a cost effective and reliable switching regulator circuit. The IC is available in MSOP-8, LLp-8 packages and has a
Gallium Arsenide (GaAs) – Electron Velocity-Field Behaviour In this post, the graph between the electron field and the electron velocity is explained. The reason for the decrease in the drift velocity of the electrons have also been explained in detail. The charge carriers in the GaAs material that is the electrons will obtain energy as
