by Tarun Agarwal 10 years ago RF Module – Transmitter & Receiver What is RF Module? In general, the wireless systems designer has two overriding constraints: it must operate over a certain distance and transfer a certain amount of information within a data rate. The RF modules are very small in dimension...
by Tarun Agarwal 10 years ago How SIM Card works? SIM Card: SIM card technology is one of the most popular technologies which is used in Mobile phones to activate the connection and to communicate and for making links with the server system and also used in various electrical and electronic...
by Tarun Agarwal 10 years ago PIR Sensor – Basics & Applications What is a PIR Sensor? PIR sensor detects a human being moving around within approximately 10m from the sensor. This is an average value, as the actual detection range is between 5m and 12m.PIR are fundamentally made of a pyro electric...
by Tarun Agarwal 10 years ago Types of Capacitors and Their Applications In every electronic or electrical circuit, a capacitor plays a key role. So every day, the production of different types of capacitors can be done from thousands to millions. Each kind of capacitor includes its benefits, drawbacks, functions...
by Tarun Agarwal 10 years ago Over Voltage Protection Basics | Electrical Short Circuit Prevention An electrical short circuit is the most common cause of accidental fires in domestic, commercial and industrial buildings. It occurs when the abnormal conditions take place in the electrical circuit like over current, insulation failures,...
by Tarun Agarwal 10 years ago Understanding of Cathode Ray Tube – CRT Computer technology is going to see major advances in sophisticated 3-dimensional modeling and image processing; the users will see desktop computers with the computational power of today’s super-computers. Even graphics capabilities...
by Tarun Agarwal 10 years ago Heartbeat Sensor – Working & Application What do you mean by Heartbeat? A person’s heartbeat is the sound of the valves in his/her’s heart contracting or expanding as they force blood from one region to another. The number of times the heart beats per minute (BPM), is the...
by Tarun Agarwal 10 years ago Tone Generators – Application to Develop Melody & Siren What is a Tone Generator? A tone generator is a signal generator circuit which converts applied electrical signals to audio signals. It can be used to produce dial tones in telephones or produce sirens in ambulances or VIP vehicles etc...
by Tarun Agarwal 10 years ago How Cell Phone Detector Works What is Cell Phone Detector? We are most familiar with cell phone active detectors. The cell phone detectors are mostly hand and pocket-size mobile transmission detectors. It can sense the presence of an activated mobile phone from a distance...
by Tarun Agarwal 10 years ago How to do it : Soldering Tips & Tricks Soldering Soldering is done in electronics constructions to join the components with the tracks of the PCB. The working performance of the circuit depends on the accuracy and perfection in the soldering. It is an art to make a good circuit....
